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Toxicology and carcinogenesis studies of tetrachloroethylene in F344/DuCrj rats and Crj:BDFl mice (two-year inhalation studies) Study No.0104; F344/DuCrj rats Study No.0105; Crj:BDFl mice Table1: Experimental design and materials and methods in the 2-year inhalation study of tetrachloroethylene. TablelO : Survival animal numbers and body weight changes in male rat (two-year studies) Tablell : Survival animal numbers and body weight changes in female rat (two-year studies) Tablel4 : Food consumption in male rat (two-year studies) Table15 : Food consumption in female rat (two-year studies) Table29 : Survival animal numbers and body weight changes in male mouse (two-year studies) Table30: Survival animal numbers and body weight changes in female mouse (two-year studies) Table33 : Food consumption in male mouse (two-year studies) Table34 : Food consumption in female mouse appendix Appendix Ll : Histological Findings: non-neoplastic lesions (two-year studies: summary), rat: male: dead and moribund animals Appendix L2 : Histological Findings: non-neoplastic lesions (two-year studies: summary), rat: female: dead and moribund animals Appendix L3 : Histological Findings: non-neoplastic lesions (two-year studies: summary), rat: male: sacrificed animals Appendix L4 : Histological Findings: non-neoplastic lesions (two-year studies: summary), rat: female: sacrificed animals Appendix L5 : Histological Findings: non-neoplastic lesions (two-year studies: summary), mouse: male: dead and moribund animals Appendix L6 : Histological Findings: non-neoplastic lesions (two-year studies: summary), mouse: female: dead and moribund animals Appendix L7 : Histological Findings: non-neoplastic lesions (two-year studies: summary), mouse: male: sacrificed animals Appendix L8 : Histological Findings: non-neoplastic lesions (two-year studies: summary), mouse: female: sacrificed animals Appendix Nl : Number of animals with tumors and number of tumors- time related, rat: male

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  • Toxicology and carcinogenesis studies of tetrachloroethylene in F344/DuCrj rats and

    Crj:BDFl mice (two-year inhalation studies)

    Study No.0104; F344/DuCrj rats

    Study No.0105; Crj:BDFl mice

    Table 1: Experimental design and materials and methods in the 2-year inhalation study

    of tetrachloroethylene.

    TablelO : Survival animal numbers and body weight changes in male rat (two-year

    studies)

    Tablell : Survival animal numbers and body weight changes in female rat (two-year

    studies)

    Tablel4 : Food consumption in male rat (two-year studies)

    Table15 : Food consumption in female rat (two-year studies)

    Table29 : Survival animal numbers and body weight changes in male mouse (two-year

    studies)

    Table30: Survival animal numbers and body weight changes in female mouse (two-year

    studies)

    Table33 : Food consumption in male mouse (two-year studies)

    Table34 : Food consumption in female mouse appendix

    Appendix Ll : Histological Findings: non-neoplastic lesions (two-year studies:

    summary), rat: male: dead and moribund animals

    Appendix L2 : Histological Findings: non-neoplastic lesions (two-year studies:

    summary), rat: female: dead and moribund animals

    Appendix L3 : Histological Findings: non-neoplastic lesions (two-year studies:

    summary), rat: male: sacrificed animals

    Appendix L4 : Histological Findings: non-neoplastic lesions (two-year studies:

    summary), rat: female: sacrificed animals

    Appendix L5 : Histological Findings: non-neoplastic lesions (two-year studies:

    summary), mouse: male: dead and moribund animals

    Appendix L6 : Histological Findings: non-neoplastic lesions (two-year studies:

    summary), mouse: female: dead and moribund animals

    Appendix L7 : Histological Findings: non-neoplastic lesions (two-year studies:

    summary), mouse: male: sacrificed animals

    Appendix L8 : Histological Findings: non-neoplastic lesions (two-year studies:

    summary), mouse: female: sacrificed animals

    Appendix Nl : Number of animals with tumors and number of tumors- time related,

    rat: male

  • Appendix N2 : Number of animals with tumors and number of tumors - time related,

    rat: female

    Appendix N3 : Number of animals with tumors and number of tumors- time related,

    mouse: male

    Appendix N4 : Number of animals with tumors and number of tumors - time related,

    mouse: female

    Appendix 01 : Neoplastic lesions- incidence and time of tumor occurrence, rat: male

    Appendix 02 : Neoplastic lesions- incidence and time of tumor occurrence, rat: female

    Appendix 03: Neoplastic lesions- incidence and time of tumor occurrence, mouse: male

    Appendix 04 : Neoplastic lesions - incidence and time of tumor occurrence, mouse:

    female

    Appendix Pl : Neoplastic lesions- incidence and statistical analysis, rat: male

    Appendix P2 : Neoplastic lesions- incidence and statistical analysis, rat: female

    Appendix P3 : Neoplastic lesions - incidence and statistical analysis, mouse: male

    Appendix P4 : Neoplastic lesions- incidence and statistical analysis, mouse: female

    Appendix Ql : Identity and purity of tetrachloroethylene performed at the Japan

    Bioassay Laboratory(two-year studies)

    Appendix Q2 : Stability of tetrachloroethylene at the Japan Bioassay Laboratory(two

    year studies)

    Appendix Rl : Concentration of tetrachloroethylene in inhalation chamber(two-year

    studies)

  • (Study No 0 104)

    TABLE 1 EXPERIMENTAL DESIGN AND MATERIALS AND METHODS IN THE 2-YEAR INHALATION STUDY OF TETRACHLOROETHYLENE

    Inhalation

    Male 4, Female 4

    50 males and 50 females of each group

    Strain and Species

    F344/DuCrj(Fischer)rat Animal Source

    Charles River Japan, Inc Duration Held Before Study

    2wk Age When Placed on Study

    6wk Age When Killed

    no~1n wk

    Male and Female 0, 50, 200 or 600ppm

    6 hid, 5 d/wk for 104 wk

    Feed

    CRF-1 (Oriental Yeast Co., Ltd) Sterilized by y -ray Available ad libitum

    Water Filtrated and sterilized by ultraviolet ray Automatic watering system Available ad libitum

    Animal per Cage Single (stainless steel wire)

    Animal Room Environment Barrier system Temperature : 242'C Fluorescent light : 12 hid Air changes : 15~17 time/h

    Chamber Environment Barrier system Temperature : 242'C Humidity : 5510% Air changes : 9 time/h Pressure : o~-15mmAq

    Clinical Sign

    Observed 1 per day for mortality, Detailed clinical observation performed on

    once weekly before exposure Body Weight

    Weighed 1 per wk for 14wk Weighed 1 per 4wks thereafter and 104wk

    Food Consumption Weighed 1 per wk for 14wk Weighed 1 per 4wks thereafter and 104wk

  • (Study No 0 104)

    TABLE 1 EXPERIMENTAL DESIGN AND MATERIALS AND METHODS (Continued) IN THE 2-YEAR INHALATION STUDY OF TETRACHLOROETHYLENE

    Urinalysis performed on all animals that survived to end of dosing period using fresh urine collection.

    The following measurement parameters were examined; pH, Protein, Glucose, Ketone body, Bilirubin, Occult blood, Urobilinogen

    Hematological examination performed on scheduled sacrificed animals. The following measurement parameters were examined;

    Red blood cell (RBC), Hemoglobin, Hematocrit,

    Mean Corpuscular Volume (MCV),

    Mean Corpuscular hemoglobin (MCH),

    Mean Corpuscular hemoglobin concentrate (MCHC),

    Platelet, White blood cell (WBC), Differential WBC.

    Biochemistrical examination performed on scheduled sacrificed animals The following measurement parameters were examined;

    Total protein, Albumin, NG ratio,

    Total bilirubin, Glucose, Total cholesterol, Triglyceride, Phospholipid,

    Glutamic oxaloacetic transaminase (GOT),

    Glutamic pyruvic transaminase (GPT),

    Lactate dehydrogenase (LDH),

    Alkaline phosphatase (ALP),

    y -Glutamyl transpeptidase ( y -GTP),

    Creatine phosphokinase (CPK),

    Urea nitrogen, Creatinine, Sodium, Potassium, Chloride,

    Calcium, Inorganic phosphorus

    Necropsy performed on all animals

    Organ weight measurement performed on scheduled sacrificed animals. The following organs were weighed;

    adrenal, testis, ovary, heart, lung, kidney, spleen, liver, brain

    Histopathologic examination performed on all animals

    The following organs were examined;

    skin, nasal cavity, nasopharynx, larynx, trachea, lung,

    bone marrow, lymph node, thymus, spleen, heart, tongue,

    salivary gland, esophagus, stomach, small intestine,

    large intestine, liver, pancreas, kidney, urinary bladder,

    pituitary, thyroid, parathyroid, adrenal, testis, epididymis, seminal vesicle,

    prostate, ovary, uterus, vagina, mammary gland,

    brain, spinal cord, peripheral nerve, eye, Harderian gland, muscle, bone,

    other organs/tissues with gross lesions.

  • (Study No. 0105)

    TABLE 1 EXPERIMENTAL DESIGN AND MATERIALS AND METHODS IN THE 2-YEAR INHALATION STUDY OF TETRACHLOROETHYLENE

    Inhalation

    Male 4, Female 4

    50 males and 50 females of each g:rottp

    Strain and Species

    Crj:BDF 1 mouse Animal Source

    Charles River Japan, Inc Duration Held Before Study

    2wk Age When Placed on Study

    6wk Age When Killed

    ll0~1ll wk

    Male and Female 0, 10, 50 or 250ppm

    6h/d, 5d/wk, for 104wk

    Feed

    CRF-1 (Oriental Yeast Co, Ltd.) Sterilized by y -ray Available ad libitum

    Water Filtrated and sterilized by ultraviolet ray Automatic watering system Available ad libitum

    Animal per Cage Single (stainless steel wire)

    Animal Room Environment Barrier system Temperature : 242"C Fluorescent light : 12hld Air changes : 15~ 17 timelh

    Chamber Environment Barrier system Temperature : 242"C Humidity : 5510% Air changes : 9 time!h Pressure : o~-15mmAq

    Clinical Sign

    Observed 1 per day for mortality, Detailed clinical observation performed on

    once weekly before exposure.

    Body Weight Weighed 1 per wk for 14wk Weighed 1 per 4wks thereafter and 104wk

    Food Consumption Weighed 1 per wk for 14wk Weighed 1 per 4wks thereafter and 104wk

  • (Study No. 0105)

    TABLE 1 EXPERIMENTAL DESIGN AND MATERIALS AND METHODS (continued) IN THE 2-YEAR INHALATION STUDY OF TETRACHLOROETHYLENE

    Urinalysis performed on all animals that survived to end of dosing period using fresh urine collection. The following measurement parameters were examined;

    pH, Protein, Glucose, Ketone body, Occult blood, Urobilinogen.

    Hematological examination performed on scheduled sacrificed animals The following measurement parameters were examined;

    Red blood cell (RBC), Hemoglobin, Hematocrit,

    Mean Corpuscular Volume (MCV),

    Mean Corpuscular hemoglobin (MCH),

    Mean Corpuscular hemoglobin concentrate (MCHC),

    Platelet, White blood cell (WBC),

    Differential WBC

    Biochemistrical examination performed on scheduled sacrificed animals. The following measurement parameters were examined;

    Total protein, Albumin, A/G ratio,

    Total bilirubin, Glucose, Total cholesterol, Triglyceride,

    Glutamic oxaloacetic transaminase (GOT),

    Glutamic pyruvic transaminase (GPT),

    Lactate dehydrogenase (LDH),

    Alkaline phosphatase (ALP),

    Creatine phosphokinase (CPK),

    Urea nitrogen, Sodium, Potassium, Chloride,

    Calcium, Inorganic phosphorus ..

    Necropsy performed on all animals ..

    Organ weight measurement performed on scheduled sacrificed animals .. The following organs were weighed;

    adrenal, testis, ovary, heart, lung, kidney, spleen, liver, brain

    Histopathologic examination performed on all animals

    The following organs were examined;

    skin, nasal cavity, nasopharynx, larynx, trachea, lung, bone marrow,

    lymph node, thymus, spleen, heart, tongue, salivary gland, esophagus,

    stomach, small intestine, large intestine, liver,gall bladder, pancreas,

    kidney, urinary bladder, pituitary, thyroid, parathyroid, adrenal, testis,

    epididymis, seminal vesicle, prostate, ovary, uterus, vagina,

    mammary gland, brain, spinal cord, peripheral nerve,

    eye, Harderian gland, muscle, bone other organs/tissues with gross lesions.

  • (Study No.Ol04,0105) TABLE 10 SURVIVAL ANIMAL NUMBERS AND BODY WEIGHT CHANGES IN MALE RAT

    (TWO-YEAR STUDIES)

    Ccrltrot 50 ppm 200 ppm 600 ppm

    Av.Wt. llo.ot AuJit. %of No.of AvJit. %of No,of Av,J.h, % of No.of Week Slrviv, cent. Strvlv. cmt. Slrvlv, cmt. St.ruiv. m Stu:ly (50) (50) (50> (50>

    0 127 (50) 50/50 127 (50) 100 50/50 127 (50) 100 50/50 127 (50) 100 50/50 1 160 (50) 50/50 160 (50) 100 50/50 159 (50) 99 50/50 158 (50) 99 50/50 2 196 (50) 50/50 193 (50) 96 50/50 193 (50) 98 50/50 193 (50) 96 50/50 3 223 (50) 50/50 ZZl (50) 99 50/50 219 (50) 96 50/50 220 (50) 99 50/50 4 247 (50) 50/50 244 (50) 99 50/50 242 (50) 98 50/50 243 (50) 96 50/50 5 266 (50) 50/50 263 (50) 99 50/50 261 (50) 98 50/50 262 (50) 98 50/50 6 282 (50) 50/50 279 (50) 99 50/50 276 (50) 98 50/50 277 (50) 96 50/50 7 299 (50) 50/50 296 (50) 99 50/50 293 (50) 96 50/50 292 (50) 98 50/50 6 314 (50) 50/50 311 (50) 99 50/50 307 (50) 98 50/50 305 (50) 97 50/50 9 326 (50) 50/50 325 (50) 99 50/50 316 (50) 97 50/50 316 (50) 97 50/50

    10 336 (50) 50/50 335 (50) 99 50/50 329 (50) 97 50/50 328 (50) 97 50/50 ll 346 (50) 50/50 344 (50) 99 50/50 337 (50) 97 50/50 338 (50) 96 50/50 12 355 (50) 50/50 353 (50) 99 50/50 346 (50) 96 50/50 347 (50) 96 50/50 13 304 (50) 50/50 362 (50) 99 50/50 357 (50) 96 50/50 355 (50) 93 50/50 14 371 (50) 50/50 306 (50) 99 50/50 304 (50) 96 50/50 301 (50) 97 50/50 16 382 (50) 50/50 381 (50) 100 50/50 379 (50) 99 50/50 375 (50) 98 50/50 18 393 (50) 50/50 393 (50) 100 50/50 390 (50) 99 50/50 338 (50) 98 50/50 20 405 (50) 50/50 404 (50) 100 50/50 400 (50) 99 50/50 392 (50) 97 50/50 22 417 (50) 50/50 414 (50) 99 50/50 411 (50) 99 50/50 403 (50) 97 50/50 24 425 (50) 50/50 422 (50) 99 50/50 419 (50) 99 50/50 413 (50) 97 50/50 26 432 (50) 50/50 431 (50) 100 50/50 426 (50) 99 50/50 416 (50) 97 50/50 20 437 (50) 50/50 m (50) 100 50/50 431 (50) 99 50/50 420 (50) 96 50/50 30 447 (50) 50/50 445 (50) 100 50/50 438 (50) 98 50/50 427 (50) 96 50/50 32 455 (50) 50/50 455 (50) 100 50/50 447 (50) 98 50/50 437 (50) 96 50/50 34 460 (50) 50/50 461 (50) 100 50/50 452 (50) 98 50/50 442 (50) 96 50/50 30 465 (50) 50/50 466 (50) 100 50/50 458 (50) 98 50/50 449 (50) 97 50/50 38 471 (50) 50/50 472 (50) 100 50/50 461 (50) 98 50/50 454 (50) 96 50/50 40 475 (50) 50/50 m (5o) 100 50/50 465 (50) 98 50/50 457 (50) 96 50/50 42 480 (50) 50/50 480 (50) 100 50/50 469 (50) 98 50/50 462 (50) 96 S0/50 44 488 (50) 50/50 485 (50) 99 50/50 475 (50) 97 50/50 467 (50) 96 50/50 46 487 (50) 50/50 486 (50) 100 50/50 476 (50) 98 50/50 467 (50) 96 50/50 48 484 (50) 50/50 484 (50) 100 50/50 477 (50) 99 50/50 468 (50) 97 50/50 50 490 (50) 50/50 489 (50) 100 50/50 480 (50) 98 50/50 471 (50) 96 50/50 52 090 (50) 50/50 487 (50) 99 50/50 479 (50) 98 50/50 471 (50) 96 50/50 54 491 (50) 50/50 487 (50) 99 50/50 481 (50) 98 50/50 475 {50) 97 50/50 56 496 (50) 50/50 492 (50) 99 50/50 485 (50) 98 50/50 476 (50) 96 50/50 58 500 (50) 50/50 495 (50) 99 50/50 488 (50) 98 50/50 478 (50) 96 50/50 60 503 (50) 50/50 499 (50) 99 50/50 490 (50) 97 50/50 479 (50) 95 50/50 62 505 (50) 50/50 503 (50) 100 50/50 493 (50) 98 50/50 430 (50) 95 50/50 64 507 (50) 50/50 502 (50) 99 50/50 494 (50) 97 50/50 481 (49) 95 49/50 66 509 (50) 50/50 505 (49) 99 49/50 496 (50) 97 50/50 482 (49) 95 49/50 68 509 (50) 50/50 507 (48) 100 48/50 497 (50) 98 50/50 482 (49) 95 49/50 70 510 (50) 50/50 507 (48) 99 48/50 499 (49) 93 49/50 484 (49) 35 49/50 72 509 (50) 50/50 507 (46) 100 48/50 498 (49) 98 49/50 484 (49) 95 49/50 74 508 (50) 50/50 506 (48) 100 48/50 501 (48) 99 48/50 483 (49) 95 49/50 76 507 (50) 50/50 507 (48) 100 48/50 506 (48) 100 48/50 4e5 (49) 96 49/50 78 499 (50) 50/50 501 (48) 100 48/50 488 (47) 98 47/50 476 (49) 95 49/50 80 495 (50) 50/50 497 (48) 100 48/50 487 (46) 98 46/50 469 (49) 95 49/50 82 491 (50) 50/50 491 (47) 100 47/50 484 (46) 99 46/50 407 (46) 95 46/50 84 494 (48) 48/50 488 (47) 99 47/50 461 (46) 97 46/50 467 (45) 95 '15/50 86 493 (47) 47/50 465 (47) 98 47/50 479 (~5) 97 45/50 461 (45) 94 44/50 68 489 (46) 46/50 483 (47) 99 47/50 479 (45) 93 ~5/50 452 (44) 94 44/50 90 467 (45) 45/50 482 (46) 99 46/50 472 (45) 97 45/50 461 (43) 95 43/50 92 479 (44) 43/50 480 (44) 100 44/50 467 (44) 97 44/50 459 (42) 96 42/50 94 481 (41) 41/50 477 (44) 99 44/50 457 (44) 95 44/50 4t.5 (42) 93 42/50 96 477 (41) 41/50 474 (44) 99 44/50 453 (42) 95 41/50 40 (39) 93 39/50 98 478 (40) 40/50 468 (43) 90 43/50 453 (1o) 95 40/50 433 (37) 92 36/50

    100 474 (10) 40/50 461 (42) 97 41/50 445 (38) 94 37/50 43\ (34) 92 33/50 102 467 (40) 40/50 454 (37) 97 37/50 456 (33) 98 33/50 433 (32) 93 32/50 104 459 (38) 37/50 445 (35) 97 3~/50 451 (32) 99 30/50 423 (28) 95 28/50

    < >:llo of efiectiua animals,( ):llo of measu-ed animals Av~t:g

  • (Study No.Ol04,0105) TABLE 11 SURVIVAL ANIMAL NUMBERS AND BODY WEIGHT CHANGES IN FEMALE RAT

    (TWO-YEAR STUDIES)

    Cmtrol 50 p;:m 200 """ 600Week en SnxlY

    Av.Wt, llo.of Suviv.

  • TABLE 14 FOOD CONSUMPTION IN MALE RAT (TWO-YEAR STUDIES)

    ~

    rt"' 0.'< " z?0

    0,... -0

    0 (J1 -~

    Cmtrol 50 PDm 200 PDm 600 PPm

    l11eek 01 St1...'dY

    Av.FC. llo.ot Av.FC. %of llo.of Av.FC. SLr'VJU. cent. SlrViu.

  • TABLE 15 FOOD CONSUMPTION IN FEMALE RAT (TWO-YEAR STUDIES)

    ~

    C/J

    "'rt

    0.

    "'z 0 ~

    0"

    0 "'"~

    0:l!o.of effect1va animals,( J:)lo.of meastrad animals Av.FC.: g

  • (Study No.Ol04,0105) TABLE 29 SURVIVAL ANIMAL NUMBERS AND BODY WEIGHT CHANGES IN MALE MOUSE

    (TWO-YEAR STUDIES)

    C

  • (Study No.0!04,0105) TABLE 30 SURVIVAL ANIMAL NUMBERS AND BODY WEIGHT CHANGES IN FEMALE MOUSE

    (TWO-YEAR STUDIES)

    Central 10 PPm 50 """ 250 """ Au.Wt. No.of Av.wt: %of No.of AuJ~t. %of No.of AvJit, %of No.of

    Week SLrViv. cmt. Su-viv. COlt. SLrViu. cont. Su-viv. en StudY

  • TABLE 33 FOOD CONSUMPTION IN MALE MOUSE (TWO-YEAR STUDIES)

    r:n ~

    "' rt

    0. '<

    z ? 0 ~

    0 .... 0 ~

    0

    "' ~

    Cootrol 10 ppm 50 PPm 250 PPm

    li'ook Au.FC. No.of

    Su-U!U. Au.r:c. %of

    co;t. l!o.of

    St.ru!U. flv.FG. X of

    ctnt. !lo.of

    St.ru!U. Au.FC. X of

    cent. 1/o.of

    Strviv. m StudY (50) (50)

    i 2 3

    3.8 (SOl 3.8 (50) 3. 9 (50)

    50/50 50/50 50/50

    3.8 (SO) 3.6 (50) 3. 7 (50)

    100 95 95

    S0/50 50/50 50/50

    3.8 (SO) 3. 7 (50) 3. 7 (50)

    100 97 95

    50/50 50/50 50/50

    3.8 (50) 3.8 (50) 3.8 (50)

    100 100 97

    S0/50 50/50 50/50

    4 4. 0 (50) 50/50 3.9 (50) 90 50/50 3. 9 (50) 98 50/50 3.9 (50) 98 50/50 5 4.0 (501 50/50 3.9 (50) 98 50/50 1.0 (50) 100 50/50 3. 9 (50) 98 50/50 6 7

    1.1 (50) 4.1 (50)

    50/50 50/50

    3. 9 (50) 3.8 (50)

    95 93

    50/50 50/50

    3.9 (50)' 1.0 (50)

    95 98

    50/50 50/50

    3. 9 (50) 3.9 (50)

    95 95

    50/50 50/50

    8 1.1 (50) 50/50 1.0 (50) 98 50/50 1.1 (50) 100 50/50 1.0 (50) 98 50/50 9 1.2 (50) 50/50 1.1 (50) 98 50/50 1.i (50) 98 50/50 1.1 (50) 98 50/50

    10 1.1 (50) 50/50 1.1 (50) 100 50/50 1.1 (50) 100 50/50 1.0 (50) 98 50/50 11 1.2 (50) 50/50 1.1 (50) 98 50/50 1.1 (50) 98 50/50 u (50) 98 50/50 12 13

    4.3 (50) 1.2 (50)

    50/50 50/50

    1.1 (50) 1.! (50)

    95 98

    50/50 50/50

    1.2 (50) 1.1 (50)

    98 98

    50/50 50/50

    1.2 (50) 1.0 (501

    98 95

    50/50 50/50

    11 4.2 (50) 50/50 u (50) 100 50/50 1.2 (50) 100 50/50 1.2 (50) 100 50/50 18 4.1 (50) 50/50 1.2 (50) 95 50/50 u (50) 100 50/50 1.3 (50) 98 50/50 22 26

    4.1 (50) 4.6 (50)

    50/50 50/50

    4.1 (50) 1.5 (50)

    100 98

    50/50 50/50.

    u (50) 4.6 (50)

    100 100

    50/50 50/50

    1.1 (50) 4.1 (50)

    93 96

    50/50 50/50

    30 31

    1.6 {19) 4.6 (49)

    49/50 49/50

    4.5 {50) 4.5 (50)

    98 98

    50/50 50/50

    1.6 (50) 4.6 {50)

    100 100

    50/50 50/50

    1.1 {50) 1.5 (19)

    96 98

    50/50 19/50

    38 1.8 (49) 19/50 1.6 (50) 96 50/50 1. 7 (50) 98 50/50 4.7 (19) 98 19/50 12 1. 7 (48) 18/50 1.6 {19) 98 49/50 4.6 (19) 98 19/50 1.5 (19) 96 19/50 46 1.6 (48) 18/50 1. 7 (49) 102 19/50 1.6 (19) 100 19/50 1.5 (49) 98 49/50 50 4. 7 (16) 46/50 1.6 {19) 98 19/50 1. 7 (19) 100 19/50 1.6 (49) 98 49/50 52 1. 7 (16) 16/50 1.6 (19) 98 49/50 1.8 (18) 102 18/50 1.5 (19) 96 19/50 51 1.7 (16) 16/50 1.5 {19) 96 19/50 1.8 (18) 102 18/50 1.6 (19) 98 19/50 58 5.0 {16) 16/50 4.8 (18) 96 18/50 5.1 (18) 102 18/50 1.8 {19) 96 19/50 62 1.7 (16) 16/50 1. 7 (18) 100 18/50 1.9 {48) 101 18/50 1.6 {19) 98 19/50 66 4.8 {16) 46/50 1.7 (17) 98 17/50 4.9 (171 102 17/50 4. 7 (19) 98 18/50 70 4.8 {46) 46/50 1. 7 (171 98 17/50 1.8 {16) 100 16/50 1.7 {481 98 17/50 74 78

    1.8 {16) 5.1 {41)

    16/50 14/50

    1.9 (171 5.0 Wl

    102 98

    17/50 47/50

    1.7 (16) 5.1 {13)

    98 100

    41/50 13/50

    4.4 (17) 5.0 {16)

    92 98

    17/50 16/50

    82 5.2 {41) 41/50 5.0 {171 96 17/50 5.2 (121 100 11/50 1.9 {11) 91 11/50 86 5.2 {121 12/50 5.0 {16) 96 16/50 5.1 (11) 98 11/50 1.6 (111 88 10/50 90 5.2 (42) 12/50 5.0 {16) 96 16/50 5.1 (39) 98 38/50 1.8 (39) 92 39/50 91 5. 0 (11) 11/50 1.9 (11) 98 41/50 1.9 (36) 98 31/50 1.6 {36) 92 35/50 98 5.0 (36) 36/50 5.0 (41) 100 10/50 5.1 (31) 102 31/50 1.6 (33) 92 31/50

    102 4.9 (36) 31/50 1.8 (37) 98 37/50 1.9 (30) 100 30/50 1.1 (251 90 25/50 101 5.1 (32) 31/50 1.0 (35) 91 35/50 1. 7 (28) 92 28/50 1.5 (21) 88 22/50

    < ):t/o.of affective ammals,( ):Jio.of measu-ed an1mals Av.FC.:g

  • TABLE 34 FOOD CONSUMPTION IN FEMALE MOUSE (TWO-YEAR STUDIES)

    "' ~

  • APPENDIX L 1

    HISTOLOGICAL FINDINGS NON-NEOPLASTIC LESIONS

    (TWO-YEAR STUDIES:SUMMARY)

    RAT:MALE:DEAD AND MORIBUND ANIMALS

  • STUDY NO. : 0104 HISTOLOGICAL FINDHIGS ' NON-NEOPLASTIC LESIONS (SUIHIARY) ANI HAL : RAT F344 DEAD AND MORIBUND ANI!IAI.S (0-105Wl REPORT TYPE : A1 SEX : HALE PAGE :

    Group Name No. of Animals

    Control 13

    50 ppm 16

    200 20 ""' 600

    ppm 22

    (1) (3) (4)

  • ('_,.

    STUDY NO. ' 0104 ANIMAL ' RAT F344 REPORT TYPE ; AI SEX ' HALE

    II!STOLOGICAL FINDINGS ' NON-NEOPLASTIC LESIONS DEAD AND HORIDUND ANIMALS (0-1051/J

    (SUHHARYJ

    PAGE ; 2

    Organ_ Findings

    GrOUP Name No. of Animals

    (%)

    Control 13

    (3) (%) (%)

    (%)

    (%)

    50 "'"16 (%) (%)

    (4)

    (%) (%)

    200 PP> 20

    (%) (%)

    (%)

    (j)

    (%)

    600 PPm 22

    (3) (%) (%)

    (4)

    (%)

    [llemataxuetic SYstem I

    l:rne marrau grarulatioo

    myelofii:JrosJs

    reticulosis

    SPLeen hemorrhage

    dePOSit of hemosiderin

    fii:JrosJS

    extramedullarY hematopoJesis

    0 0)

    0 OJ

    0 01

    0 0)

    j

    8)

    0 0)

    2 ( 15)

    0 ( 0)

    0 ( OJ

    0 ( 01

    0 ( 0)

    2 ( I5)

    0 ( 01

    0 ( 01

    (

    (

    (

    (

    (

    (

    (

    0 0)

    0 OJ

    0 0)

    0 0)

    0 0)

    0 01

    l 8)

    (

    (

    (

    (

    (

    (

    (

    0 0)

    0 Ol

    0 OJ

    0 0)

    0 01

    0 0)

    0 OJ

    l 0 ( 6) ( OJ

    0 0 ( 0) ( 0)

    0 0 ( 0) ( OJ

    0 0 ( 0) ( 0)

    j 0 ( 6J ( 0)

    0 0 ( 01 ( 01

    3 2 ( 19) ( 131

    (

    (

    (

    (

    (

    (

    (

    0 OJ

    0 OJ

    0 0)

    0 0)

    0 0)

    0 0)

    l 61

    (

    (

    (

    (

    (

    (

    (

    0 0)

    0 0)

    l 6)

    0 0)

    0 0)

    0 01

    0 Ol

    0 ( 0) (

    l ( 5) (

    0 ( 0) (

    0 ( 0) (

    0 ( 0) (

    l ( 51 (

    6 ( 30) (

    0 OJ

    0 OJ

    0 0)

    l 5)

    0 0)

    0 01

    0 Ol

    (

    (

    (

    (

    (

    (

    (

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    0 01

    0 OJ

    (

    (

    (

    (

    (

    (

    (

    0 01

    0 OJ

    0 0)

    0 0)

    0 01

    0 01

    0 Ol

    (

    (

    (

    (

    (

    (

    (

    l 5)

    0 OJ

    l 5)

    0 OJ

    2 9)

    l 51

    j

    51

    (

    (

    (

    (

    (

    (

    (

    0 OJ

    0 OJ

    0 Ol

    0 0)

    l 5)

    2 91

    2 9)

    (

    (

    (

    (

    (

    (

    (

    0 OJ

    0 01

    0 OJ

    0 0)

    0 01

    0 01

    2 91

    (

    (

    (

    (

    (

    (

    (

    0 OJ

    0 01

    0 OJ

    0 OJ

    0 0)

    0 Ol

    0 01

    (Cirrulato-Y sYSteml

    heart diLatation

    thrmbus

    mmera l izati 01

    myocardial fii:r'osJs

    0 OJ

    0 OJ

    l Bl

    4 ( 3ll

    (

    (

    (

    (

    0 01

    0 0)

    0 0)

    l Bl

    (

    (

    (

    (

    0 0)

    0 OJ

    0 Ol

    0 Ol

    (

    (

    (

    (

    0 01

    0 0)

    0 01

    0 0)

    0 ( 01

    0 ( 0)

    l ( 6J

    3 ( !91

    (

    (

    (

    (

    0 0)

    0 0)

    0 Ol

    0 Ol

    (

    (

    (

    (

    0 01

    0 0)

    0 Ol

    0 0)

    (

    (

    (

    (

    0 01

    0 0)

    0 OJ

    0 Ol

    l ( 5)

    0 ( OJ

    0 ( OJ

    8 ( 401

    (

    (

    (

    (

    0 01

    0 0)

    0 0)

    0 0)

    (

    (

    (

    (

    0 0)

    0 OJ

    0 0)

    0 0)

    (

    (

    (

    (

    0 01

    0 0)

    0 0)

    0 0)

    0 ( OJ

    2 ( 9)

    0 ( Ol

    8 ( 36)

    (

    (

    (

    (

    0 OJ

    0 OJ

    0 Ol

    0 Ol

    (

    (

    (

    (

    0 OJ

    0 0)

    0 Ol

    0 Ol

    (

    (

    (

    (

    0 0)

    0 0)

    0 Ol

    0 0)

    Significant difference ;

    (IIPTI50)

    *;P~0.05 "'* : p ;,;:;; 0.01 Test of ChJ Square (l):Slisht : Moderate :Uarked :Severe

    BAIS2

  • STUDY ND. : 0104 HISTOLOGICAL FINDINGS : NON-NEOPLASTIC LESIONS (SUIIIIARYJ

    ANI HAL RAT F344 DEAD AND IIOR!BUND ANIMALS (0-IOSWJ

    REPORT TYPE SEX

    AI HALE PAGE

    3

    GrOlP llama Control 50 ppm 200 ppm 600 ppm

    Organ__ Findings

    No. of Ammals (I)

    (%)

    13 (%)

    (%)

    (4)

    (%) (I)

    (%)

    16 (%)

    (3) (%)

    {%)

    (I)

    (%)

    20 (2) {%)

    (3) (%)

    (4)

    (%) (I)

    (%)

    22 (%)

    (3) (%)

    (4)

    (%)

    [CirrulatcrY systemj

    arteryIacrt m\neralization:artery I 81 (

    0 0) (

    0 OJ (

    0 OJ (

    0 OJ (

    0 0) (

    0 OJ (

    0 OJ (

    0 OJ (

    0 0) (

    0 0) (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ

    (Dieestive sYStem]

    tooth lnflamnatlon 0 0 OJ ( OJ (

    0 0) (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ

    l 0 ( SJ ( 0) (

    0 OJ (

    0 OJ

    1

    ( 51 0

    ( OJ ( 0 0) (

    0 OJ

    stooach congest ien I 0 8J ( OJ (

    0 OJ (

    0 0) (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ

    0 0 ( OJ ( OJ (

    0 0) (

    0 OJ

    0 ( OJ

    0 ( OJ (

    0 OJ (

    0 OJ

    mmara Uzat h::n 0 0 OJ ( O) (

    l 8) (

    0 0) (

    1 6) (

    l 6) (

    0 OJ (

    0 OJ

    0 0 ( OJ ( OJ (

    0 0) (

    0 OJ

    0 ( OJ

    0 ( OJ (

    0 OJ (

    0 OJ

    ulcer:forestomach 2 2 ( 15) ( 15) (

    0 OJ (

    l 8) (

    l 6) (

    1 6) (

    0 OJ (

    0 OJ

    2 3 ( 10) ( IS) (

    0 OJ (

    0 OJ

    3 ( 14)

  • "' (SUIIHARYl STUDY NO. : IIDN-NEOPLAST1C LESIONS ' 0104 111STOLOG1CAL F111D1NGS

    ANIMAL : RAT F344 DEAD AND MORIBUND ANIMALS (0-1051;)

    REPORT TYPE : A1 PAGE ; 4

    SEX : HALE

    ppm 600 ppm Group Name Control 50 ppm 200 22 flo. of Ammals 13 16 20

    (4) (3)

  • STUDY NO. ' 0104 IIISTOLOGICAL FI!IDINCS ' NON-NEOPLASTIC LESIONS (SUNIIARY)

    ANI HAL : RAT F344 DEAD AND HOR!BUND ANIMALS (0-!0511)

    REPORT TYPE SEX

    : A! : HALE PACE ; 5

    Dr9ill1__ Findinss

    Group Name No. of Animals

    (])

    (%)

    Ccrrtrol 13

    (3) (%) (%)

  • " STUDY NO. AIIIHAL REPORT TYPE SEX

    ' DID4 : RAT F344 : AI : HALE

    IIISTDLOGICAL FINDINGS ; NON-NEOPLASTIC LES!DNS DEAD AND HDRIBUIID AN!HALS (0-lOSWI

    (SUIIIIARY)

    PAGE ; 6

    Organ Findings

    Cirot.p Name No. of Animals

    (%)

    Control 13

  • SfUDY ND. : 0104 I!ISTDLOGICAL FINDINGS : NON-I!EDPLASTIC LESIONS (SUHHARY)

    ANI HAL : RAT F344 DEAD AIID MORIBUND ANIMALS (0-!05W)

    REPORT TYPE : AI SEX : HALE

    PAGE : 7

    Group Name No. of Animals

    Control 13

    50 16 - 200 ppm 20 600 "".22

    Organ___ Findings (!)

    (%) (%) (%)

    (%)

    (!)

    (%) (%) (%)

    (%)

    (!)

    (%) (%) (%)

    (%)

    (!)

    (%) (%) (%)

    (%)

    [Neru::us sYstem}

    l:::raln mineralization 0 0) (

    0 0) (

    0 0) (

    0 0)

    1 ( 6) (

    0 0)

    0 ( 0) (

    0 0)

    0 ( 0)

    0 ( 0)

    0 ( OJ (

    0 OJ

    0 ( 0) (

    0 0) (

    0 0) (

    0 0)

    hYaline body 3 ( 23) (

    0 0) (

    0 0) (

    0 0)

    5 ( 31) (

    0 0)

    0 ( 0) (

    0 0)

    2 ( !OJ

    0 ( OJ

    0 ( OJ (

    0 0)

    5 ( 23) (

    0 0) (

    0 0) (

    0 OJ

    ossea.JS metaplasia 0 0) (

    0 OJ (

    0 OJ (

    0 0)

    2 ( 13J (

    0 0)

    0 ( OJ (

    0 0)

    0 ( 01

    0 ( 0)

    0 ( 0) (

    0 0)

    0 ( 01 (

    0 0) (

    0 0) (

    0 0)

    SPinal ccrd slios1s 0 0) (

    1 8) (

    0 0) (

    0 OJ

    0 ( OJ (

    0 0)

    0 ( 0) (

    0 0)

    0 ( 01

    0 ( 0)

    0 ( 0) (

    0 0)

    0 ( 0) (

    0 OJ (

    0 0) (

    0 0)

    [Special sense orsans/appandasel

    eye cataract 0 0) (

    0 OJ (

    0 0) (

    0 0)

    1 ( 6) (

    0 0)

    0 ( 0) (

    0 0)

    0 ( 0)

    2 ( 10)

    0 ( 0) (

    0 0)

    0 ( 0) (

    0 01 (

    0 0) {

    0 0)

    retinal atrOPhY 1 8) (

    0 0) {

    0 0) (

    0 0)

    1 ( 6J (

    0 0)

    2 ( 13) (

    0 0)

    0 ( 01

    0 ( 0)

    2 ( !0) (

    0 0)

    0 ( 0) (

    0 0) (

    0 0) (

    0 OJ

    keratitis 0 0) (

    0 0) (

    0 0) (

    0 0)

    0 ( 0) (

    1 6)

    0 ( 0) (

    0 0)

    0 ( 0)

    0 ( 0)

    0 ( 0) (

    0 OJ

    0 ( 0) (

    0 OJ (

    0 0) (

    0 0)

    hemorrhase:retina 0 OJ (

    0 0) (

    0 0) (

    0 0)

    0 ( 0) (

    0 OJ

    0 ( 0) (

    0 OJ

    0 ( 0)

    0 ( OJ

    0 ( 0) (

    0 OJ

    1 ( 5J (

    0 OJ (

    1 5J (

    0 0)

    !larder sl degeneration 0 OJ (

    0 0) (

    0 OJ (

    0 0)

    0 ( OJ (

    0 OJ

    0 ( OJ (

    0 0)

    1 ( 5)

    0 ( 0)

    0 ( 0) (

    0 OJ

    0 { OJ (

    0 0) (

    0 OJ (

    0 0)

    1nflarrmatim 0 OJ (

    0 OJ (

    0 OJ (

    0 OJ

    0 ( 0) (

    1 6)

    0 ( 0) (

    0 0)

    0 ( OJ

    0 ( OJ

    0 ( OJ (

    0 0)

    0 ( 0) (

    0 OJ (

    0 OJ (

    0 OJ

    (Husculosketetal systemJ

    rruscle necrOSIS 0 01 (

    0 0) (

    0 0) (

    0 OJ

    0 ( 0) (

    1 6)

    0 ( OJ (

    0 0)

    0 ( 0)

    0 ( Ol

    0 ( OJ (

    0 OJ

    4 ( 18) (

    0 OJ (

    0 0) (

    0 0)

    Si91iflcant difference ; *!P;:;i0.05 ** ; p ;;:; 0.01 Test of Chi Square

  • ,:,. S11IDY NO. ' 0104 ANI HAL ' RAT F344 REPORT TYPE : AI SEX ; HALE

    IIISTOLOGICAL FINDINGS ; 11011-NEOPLASTIC LESIONS DEAD AND MORIBUND AN!HALS (0-105N)

    (SUMIIARY)

    PAGE ' 8

    ()rgafL._ Findings

    Gro..p Name No. of Animals

    (!) (%)

    Control 13

    (3) (%) (%)

    (%)

    (!) (%)

    50 PPm 16

    (%) (%)

    (%)

    (!) (%)

    200 ppm 20

    (%) (%)

    (%)

  • APPENDIX L 2

    HISTOLOGICAL FINDINGS :NON-NEOPLASTIC LESIONS

    (TWO-YEAR STUDIES:SUMMARYl

    RAT:FEMALE:DEAD AND MORIBUND ANIMALS

  • STUDY NO. ' 0104 IIISTOLOGICAL FINDINGS : NON-NEOPLASTIC LESIONS (SUIIHARY)ANI HAL : RAT F344 DEAO AIID NORIBUND ANIHALS (0-!0SW) REPORT TIPE : AI SEX : FEMALE PAGE ; 9

    Gn:JI..l) Name Central No. of Ammals 8

    (!) (3)

  • STUDY ND. ' 0104 IIISTOLOG!CAL FINDINGS ; NON-NEOPLASTIC LESIONS (SUIHIARYIAll! HAL ' RAT F344 DEAD AND IIORIBUNO ANIIIALS (0-10511) REPORT TYPE SEX

    : A 1 : FEHALE PAGE ; 10

    GrOUP Name Control 50 PPm 200 ppm 600 ppm

    No. of Animals 8 16 16 16

    Organ__ Findings

  • STUDY liD. : DID4 lllSTOLOGICAL FlliDINCS : NON-NEOPLASTIC LESIONS (SUIIHARY)

    ANI HAL : RAT F344 DEAD A!ID MORIBUND ANIMALS (0-IOSW) REPORT TYPE SEX

    : AI : FEHALE PAGE : 11

    Group Name Control No. of Animals 8

    50 ppm I6

    zoo ppm I6

    600 ppm I6

    Organ Findings (!) (%) (%)

    (4) (%) (%)

    (3) (%) (%) C%1

    (4)

    (%) (!)

    (%) (%)

    (%) (%)

    (!)

    (%) (%)

    (%)

    (4)

    (%)

    [CirculatrrY sYStem!

    heart mYOCardial fibros1s 1 0 ( I3) ( 0) (

    0 0 OJ ( Ol

    2 0 0 ( I31 ( 01 ( 01 (

    0 OJ

    1 ( 6J

    0 ( OJ

    0 0 ( OJ ( OJ

    3 ( I91

    0 ( Ol (

    0 0) (

    0 01

    [Disestiue SYStemJ

    stonach ulcer:forestomach j 2 ( I31 ( ZSJ (

    0 0 OJ ( Ol

    0 3 0 ( 01 ( I91 ( 01 (

    0 01

    2 ( I31

    3 ( 191

    0 0 ( 01 ( Ol

    1 ( 61

    2 ( 131 (

    1 61 (

    0 01

    hYPerplasia:forestomach 2 0 ( 251 ( 0) (

    0 0 01 ( 01

    I 0 0 ( 61 ( 01 ( 01 (

    0 01

    0 ( OJ

    j

    ( 6) 0 0

    ( OJ ( 01 4

    ( 251 2

    ( I3) ( 0 01 (

    0 01

    erosion:glandular stomach j 0 ( I31 ( 0) (

    0 0 0) ( 0)

    3 0 0 ( I91 ( 01 ( 01 (

    0 01

    1 ( 6)

    0 ( 01

    0 0 ( 0) ( 01

    2 ( 131

    0 ( OJ (

    0 0) (

    0 0)

    ulcer:glandular stomach 1 0 ( I3J ( 0) (

    0 0 OJ ( OJ

    3 0 0 ( 19) ( 0) ( OJ (

    0 OJ

    l ( 6)

    0 ( 0)

    0 0 ( Ol ( OJ

    6 ( 38J

    0 ( OJ (

    0 OJ (

    0 OJ

    small mtes ulcer 0 0 OJ ( OJ (

    0 0 OJ ( OJ

    l 0 0 ( 61 ( OJ ( 0) (

    0 OJ

    0 ( OJ

    0 ( 01

    0 0 ( OJ ( OJ

    0 ( Ol

    0 ( OJ (

    0 OJ (

    0 OJ

    Large tntes ulcer 0 0 OJ ( OJ {

    0 0 OJ ( OJ

    0 0 0 ( OJ ( OJ { OJ (

    0 OJ

    0 ( OJ

    0 ( OJ

    0 0 ( 0) ( OJ

    0 ( OJ

    l ( 6J (

    0 OJ (

    0 OJ

    liver necrosis:central 0 0 OJ ( OJ (

    0 0 0) ( 01

    0 0 0 ( OJ ( Ol ( 0) (

    0 OJ

    z ( I3)

    0 ( 0)

    0 0 ( OJ ( 01

    l ( 6J

    l ( 6J (

    0 0) (

    0 OJ

    fattY change 1 1 ( 13) ( I3) (

    0 0 0) { Ol

    0 0 0 ( 0) ( 0) ( 01 (

    0 OJ

    0 ( Ol

    0 ( 0)

    0 0 ( 01 ( 01

    1 ( 6)

    l ( 6) (

    0 0) (

    0 0)

    desenerati on:central 0 0 ( 01 ( 0) (

    0 0 0) ( 0)

    0 1 0 ( 0) ( 6J ( 0) (

    0 0)

    0 ( 0)

    0 ( 0)

    0 0 ( OJ ( OJ

    0 ( 0)

    0 ( OJ (

    0 OJ (

    0 0)

    sranulatioo 3 0 ( 38) ( OJ (

    0 0 OJ ( OJ

    l 0 0 ( 61 ( 0) ( OJ (

    0 01

    0 ( 0)

    0 ( 01

    0 0 ' ( 01 ( 0)

    0 ( Ol

    0 ( OJ (

    0 01 (

    0 ' 01

    Significant difference t * : p ;;;,;; 0.05 n: ; p ;:;i 0.01 Test of Chi Square :Slisht :Moderata :Marked :Severe

    (liPTISOI DAISZ

    /~

  • STUDY NO. ' 0104 HISTOLOGICAL FINDINGS ; NON-NEOPLASTIC LESIONS (SUIIIIARYJ

    ANIMAL ' RAT F344 DEAD AIIO IIOR!BUNO AJI!HALS (0-105W) REPORT TYPE SEX

    : AI ' FEMALE

    PAGE 12

    Organ....___ Findings

    Group Name No. of Amrnals

    (%)

    Ca

    (2) (%)

    ntrol 8

    (3) (%)

    (4)

    (%) (%)

    50 16 """

    (2)

    (%) (3) (%)

    (4)

    (%) (!)

    (%)

    200 16

    (%)

    ppm

    (%)

    (4)

    (%) (!)

    (%)

    600 16

    (2) (%)

    ppm

    (%)

    (4)

    (%)

    [Digestive sYStemj

    liver baSOPhi lie ceLL focus J ( 13) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0)

    0 ( 0) (

    0 OJ (

    0 0) (

    0 OJ (

    0 0) (

    0 OJ (

    0 OJ (

    0 0)

    mixed cell focus 0 ( 0) (

    0 OJ (

    0 OJ (

    0 0) (

    0 0) (

    0 0) (

    0 OJ (

    0 OJ

    3 ( 19) (

    0 OJ (

    0 0) (

    0 0) (

    J 6) (

    0 0) (

    0 0) (

    0 OJ

    bile duct hYPerplasia 3 ( 38) (

    0 0) (

    0 0) (

    0 0) (

    J 6) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 % OJ (

    J 6) (

    0 0) (

    0 0) (

    0 0)

    cholangJofibrosis 0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 OJ (

    J 6) (

    0 OJ (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 OJ (

    0 OJ (

    0 0) (

    0 OJ

    pancreas atrOPhY 0 0) (

    0 0)

    0 ( 0)

    0 ( 0)

    l ( 6J

    0 ( OJ (

    0 OJ (

    0 OJ

    0 ( 0)

    0 ( 0) (

    0 0) (

    0 0)

    0 ( OJ

    0 ( 0)

    0 ( 0) (

    0 0)

    [Un nary systemJ

    kichaY herocrrhase 0 OJ (

    0 0)

    0 ( OJ

    0 ( OJ

    0 ( 0)

    0 ( 0) (

    0 0) (

    0 0)

    0 ( 0)

    0 ( 0) (

    J 6) (

    0 0)

    0 ( 0)

    0 ( 0)

    0 ( 0) (

    0 0)

    ciTm!c neplrepathy 4 ( 50) (

    0 0)

    J ( 13)

    J ( 13)

    10 ( 63)

    2 ( 13J (

    J 6) (

    0 OJ

    6 ( 38)

    2 ( 131 (

    J 6J (

    0 OJ

    5 ( 31)

    3 ( !9J

    2 ( 13) (

    J 6)

    stomerulosclerosls 0 0) (

    0 0) (

    0 0) (

    0 0)

    0 ( OJ (

    0 0) (

    0 0) (

    0 OJ

    J ( 6J (

    0 OJ (

    0 OJ (

    0 OJ

    0 ( 0) (

    0 0) (

    0 0) (

    0 0)

    ruclear enlarsement:prnxw~al tl..bule 0 OJ (

    0 0) (

    0 0) (

    0 OJ

    0 ( 0) (

    0 0) (

    0 OJ (

    0 0)

    0 ( 0) (

    0 0) (

    0 0) (

    0 0)

    4 ( 25) (

    0 0) (

    0 0) (

    0 0)

    [l?n:bcrme systemj

    Pituitary cYSt l ( 13) (

    0 0) (

    0 OJ (

    0 0)

    4 ( 25) (

    0 OJ (

    0 0) (

    0 OJ

    3 ( 19) (

    0 0) (

    0 0) (

    0 0)

    0 ( 0) (

    0 0) (

    0 0) (

    0 0)

    Significant difference : l: : p ;:a 0.05 u ; p ;;a 0.01 Test of 011 Square :Slisht :Moderate :Marked :Seuere

    (IIPT150) BAIS2

    "

  • ---------------

    STUDY ND. : 0104 IIISTOLOGICAL FINDINGS : NON-NEOPLASTIC LESIONS (SUIIIIARYl

    ANI HAL : RAT F344 DEAD AND MORIBUND ANIMALS (0-10511)

    REPORT TYPE : AI SEX : FEHALE PAGE

    : 13

    GrOUP Name Control 50 ppm 200 ppm 600 ppm

    Orga"- Findings

    No. of Animals 8 (3) (%) (%) (%) (%)

    (%)

    16 (2) (%) (%)

    (4)

    (%) (%)

    16 (3) (%) (%)

    (%)

    (%)

    16 (2) (3)

    (%) (%) (%)

    {frlcbcnne sYStemj

    pituitary hYperpLas 1a j 0 0 0 ( 13) ( 0) ( 0) ( 0)

    4 ( 25) (

    0 0 0) ( 0) (

    0 0)

    4 ( 25)

    0 0 ( Ol ( 0) (

    0 OJ

    4 ( 25)

    0 0 ( 0) ( 0)

    0 ( 0)

    thyroJd G-cell hyperplasia 0 0 0 0 0) ( 0) ( 0) ( 0)

    0 ( OJ (

    0 0 OJ ( Ol (

    0 0)

    0 ( 0)

    0 0 ( 0) ( 0) (

    0 0)

    j

    ( 6) 0 0

    ( OJ ( OJ 0

    ( 0)

    ad-enal Pelios1s-like lesion 0 0 0 0 0) ( Ol ( OJ ( Ol

    0 ( Ol (

    0 0 OJ ( Ol (

    0 Ol

    j

    ( 6J 0 0

    ( 0) ( OJ ( 0 0)

    0 ( OJ

    0 0 ( 0) ( OJ

    0 ( Ol

    necrosis 0 0 0 0 0) ( 0) ( 0) ( 0)

    I ( 6) (

    0 0 0) ( 0) (

    0 OJ

    0 ( 0)

    0 0 ( OJ ( OJ (

    0 OJ

    0 ( OJ

    2 0 ( 13J ( 0)

    0 ( OJ

    hyperplasJa:cortical cell 0 0 0 0 0) ( OJ ( OJ ( OJ

    4 ( 25J (

    0 0 OJ ( 0) (

    0 OJ

    2 ( !3J

    0 0 ( 0) ( OJ I

    0 0)

    0 ( OJ

    0 0 ( OJ ( OJ

    0 ( OJ

    hYPerplasJa:medulla 0 0 0 0 OJ ( 0) ( OJ ( 0)

    0 ( 0) (

    0 0 OJ ( 0) (

    0 OJ

    0 ( OJ

    0 0 ( 0) ( 0) (

    0 OJ

    2 ( 13)

    0 0 ( OJ ( 0)

    0 ( OJ

    focal fatty char19e:cortex 0 0 0 0 0) ( 0) ( 0) ( 0)

    0 ( OJ (

    0 0 OJ ( 0) (

    0 OJ

    2 ( 13J

    j 0 ( 6) ( OJ (

    0 0)

    0 ( OJ

    0 0 ( 0) ( 0)

    0 ( OJ

    [Reproci.x::tiue s>'Steml

    uterus cYStic endanetnal hyperplasia l 0 0 0 ( 13) ( 0) ( 0) ( 0)

    3 ( 19) (

    0 0 OJ ( Ol (

    0 0)

    0 ( 0)

    2 0 ( 13) ( 0) (

    0 0)

    2 ( !3)

    l 0 ( 6J ( 0)

    0 ( 0)

    marrrnary gl duct ectasta 0 0 0 0 0) ( 0) ( 0) ( 0)

    0 ( Ol (

    0 0 0) ( 0) (

    0 OJ

    0 ( O)

    0 0 ( OJ ( 0) (

    0 0)

    l ( 6)

    0 0 ( 0) ( 0)

    0 ( 0)

    hYperplasia l 0 0 0 ( !3J ( OJ ( OJ ( 0)

    0 ( OJ (

    0 0 0) ( OJ (

    0 0)

    l ( 6)

    0 0 ( OJ ( OJ (

    0 OJ

    0 ( OJ

    0 0 ( OJ ( OJ

    0 ( 0)

    [Nen.rus SYStem!

    !:ram hemorrhage 0 0 0 0 OJ ( Ol ( OJ ( OJ

    2 ( 13J (

    0 0 0) ( Ol (

    0 OJ

    0 ( 0)

    0 0 ( OJ ( 0) (

    0 0)

    l ( 6)

    0 0 ( 0) ( 0)

    0 ( OJ

    Si91ificant difference ; * ; p ~ 0.05 ** ; p ;;:;;; 0.01 Test of Chi Scruare

  • STUDY NO. ' 0104 HISTOLOGICAL FlllDINGS : NON-NEOPLASTIC LESIONS (SUIIIIARYJ(0-IOSW) ANI HAL IIORIBUND ANIMALS ' RAT F344 DEAD AND

    REPORT TYPE : AI PAGE 14 SEX : FEMALE

    ppm 200 ppm 600 ppm GraUl Name Control 50 16 16 No. of Ammats 8 16

    (!) (4) (%) (%) (%) (%) (%) {l-gan__ (%) (%) (%) (%) (%) (%) (%) Findings (%) (%) (%) (%)

    [Nen.oos SYStem)

    0 0 0 0 I 0 0 0 0 0 0 0 !ram necros i s: fuca L 0 0 0 0 ( 0) ( 0) ( 0) ( 0) ( 0) ( 0) 0) ( 0) ( 0) ( 0) ( 6) { 0) ( 0) ( 0) ( OJ ( 0)

    I 0 0 0 0 0 0 0 0 0 0 0 mineralization 0 0 0 0 ( 0) ( 0) ( 6) ( 0) ( 0) ( OJ 0) ( OJ ( 0) ( OJ ( 0) ( 0) ( OJ ( OJ ( OJ ( 0)

    4 0 0 0 2 0 0 0 2 0 0 0 hYaline bodY 2 0 0 0 ( 13) ( 0) ( 0) ( 0) ( 25) ( 0) ( Ol ( OJ ( 25J ( 0) ( 0) ( 0) ( 13) ( OJ ( 0) ( 0)

    I 0 0 0 0 0 0 0 0 0 0 0 0 0 SPinal a:rd herrcrrhasa 0 0 0) ( 0) ( 6) ( 0) ( 0) ( 0) 0) ( 0) ( 0) ( 0) ( 0) ( 0) ( 0) ( 0) ( 0) ( 0) (

    0 2 0 0 0 0 0 0 0 0 0 0 0 necrosis 0 0 0 ( OJ ( OJ ( OJ ( 13) ( OJ ( 0) 0) ( 0) ( 0) ( OJ ( 0) ( 0) ( OJ ( 0) ( 0) ( 0)

    [SDec!al sense orsans/appandagej

    0 0 0 0 0 I 0 0 0 2 0 eye I cataract 0 0 0 0 ( 0) ( 0) ( 13) ( OJ ( OJ ( 0) 0) ( 0) ( 0) ( 0) ( 6J ( OJ ( 0) ( OJ ( 6J ( 0)

    0 0 2 0 0 1 0 0 0 0 1 0 retinal atrophy 0 0 0 0 ( 6) ( 0) ( OJ ( 0) ( !3J ( Ol 0) ( 0) ( 0) ( 0) ( 0) ( 6) ( 0) ( 0) ( 0) ( 0)

    0 0 0 0 0 0 I 0 0 0 I degeneration:cornea I 0 0 0 0 ( 6) ( OJ ( 0) ( 0) ( 6) ( 0) ( 0) ( OJ ( 13) ( OJ ( 0) ( OJ ( 0) ( 0) ( 0) ( 0)

    0 I 0 0 0 0 0 0 0 0 1 0 0 hemorrhasa:retina 0 0 0 ( 6) ( 0) ( 0) ( 0) ( 6) ( OJ ( 0) ( 0) ( 0) ( 0) ( 0) ( 0) ( 0) ( 0) ( 0) ( 0)

    0 0 0 0 0 0 0 0 0 0 0 0 0 Harder gl inflamnaticn I 0 0 ( 0) ( 0) ( 0) ( 0) ( 0) ( OJ ( 0) ( OJ ( 13) ( 0) ( 0) ( 0) ( 0) ( 0) ( 0) ( OJ

    [Musculoskeletal SYstem!

    0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 bene osteosclerosis 0 ( OJ ( OJ ( 0) ( 0) ( 0) ( 0) ( 0) ( OJ OJ ( 0) ( OJ ( 0) ( 13) ( 0) ( 0) ( 0)

    :Sli9ht :floderate :Marked :Severe Si!:nificant difference ; '* : p ;:;;:;: 0.05 n ; P ;:;i 0.01 Test of Cht Sc;uare ~ - - - - ~~-----

    6

  • :; STUDY NO. ' OI04 AIIIHAL ' RAT F344 REPORT TYPE ; AI SEX ; FEHALE

    HISTOLOGICAL FINDINGS liON-NEOPLASTIC LESIONS DEAD AND IIORIDUIID ANlliALS (0-IOSWJ

    (SUIIIIARYJ

    PAGE ; IS

    Organ. Findings.

    Group Name No. of Ammals

  • APPENDIX L 3

    HISTOLOGICAL FINDINGS :NON-NEOPLASTIC LESIONS

    (TWO-YEAR STUDIES:SUMMARYJ

    RAT:MALE:SACRIFICED ANIMALS

  • STUDY NO. ' 0104 II!S!OLOG!CAL FINDINGS : NON-NEOPLASTIC LESIONS (SUMMARY)

    Alii MAL : RAT F344 SACRIFICED ANI!IALS (!OSW) REPORT TYPE : AI

    PAGE : SEX : HALE

    ppm 600 ppm Gro.;p Name Control 50 PPm 200 28 No. of Animals 37 34 30

    (3) (%) (%) (%) (%) (%) (%) (%) Organ_ (%) (%) Findings (%) (%) (%) (%) (%) (%) (%)

    [ I nt69..100f1tarY sYStem/appandagel

    0 0 0 0 0 0 0 0 0 skln/app abscess 0 0 0 0 1 0 0 ( 0) ( OJ ( OJ 0) ( OJ ( 0) ( OJ ( 3) ( 0) ( 0) ( 0) ( 0) ( 0) ( 0) ( OJ ( OJ

    0 0 0 1 0 0 0 epidermal cYSt 0 0 0 0 1 0 0 0 3 ( 4J ( OJ ( O) ( OJ 0) ( OJ ( OJ ( 0) ( 3) ( 0) ( OJ ( 0) ( 10) ( OJ ( 0) ( OJ

    [RSSDtratr:rY SYstem!

    0 0 0 0 1 0 0 0 nasal cauit 0 ttronbus 0 0 0 0 0 0 0 ( 0) ( 0) ( 4) ( 0) ( OJ ( 0) 0) ( 0) ( OJ ( 0) ( 0) ( OJ ( OJ ( 0) ( 0) ( OJ

    1 0 0 2 2 0 0 eos100Philic chanse:otfactory epithelium 3 3 0 0 4 2 4 0 2 ( 7J ( 7) ( 0) ( 0) 8J ( 8J ( 0) ( 0) ( 12) ( 6) ( 12J ( OJ ( 7) ( 3) ( 0) ( OJ

    6 4 0 0 4 0 0 0 eostnDPhilic chanse:reSPtratory epithelium 11 1 0 0 12 4 0 0 ( 14J ( OJ ( 0) ( 0) ( 30J ( 3) ( OJ ( OJ ( 35J ( 12J ( OJ ( OJ ( 20J ( 13J ( 0) ( 0)

    0 0 0 0 0 0 0 resptratorY metaPtasta 0 0 0 0 1 0 0 0 0 ( OJ ( 0) ( 0) ( OJ ( 0) ( OJ ( 0) ( OJ ( 3) ( OJ ( OJ ( OJ ( 0) ( 0) ( OJ ( 01

    1 4 5 4 1 5 5 2 0 1nf lamnat ien: fcre 19!1 bodY 10 3 1 1 1 8 1 ( !8J ( 18) ( 7J ( OJ ( 27) ( 8J ( 3J ( 3) ( 3J ( 24J ( 3J ( 3) ( 13J ( 17) ( 13J ( 3J

    0 0 0 0 0 0 0 0 0 0 0 0 llf19 hemorrhage 0 1 0 0 ( OJ ( OJ ( OJ OJ ( 3J ( OJ ( 0) ( OJ ( 0) ( OJ ( OJ ( 0) ( OJ ( OJ ( OJ ( OJ

    0 0 0 0 0 0 0 0 0 0 osseous metaplasia 1 0 0 0 0 0 ( 0) ( OJ ( 0) ( OJ ( OJ 3J ( 0) ( OJ ( 0) ( OJ ( 0) ( OJ ( 0) ( 0) ( 0) ( 0)

    0 0 0 0 2 0 0 0 1 0 bronchiolar-alveolar cell hyperplasta 1 0 0 0 0 0 ( OJ ( 4J ( OJ ( OJ 3J ( OJ ( OJ ( OJ ( OJ ( OJ ( OJ ( OJ ( OJ ( 7J ( OJ ( OJ

    [l!ematcx:x:netlc sYstemJ

    0 0 0 0 0 0 0 0 0 3 0 l:x:ne marrcxu grarl.llaticn 0 1 0 0 2 ( OJ ( 11J ( OJ ( OJ ( OJ OJ ( 3J ( OJ ( OJ ( 6J ( OJ ( OJ ( 0) ( OJ ( OJ ( OJ

    .1' : p ;:;;i 0.05 ** ; p ~ 0.01 Test of Chi Square :Slisht : Hoelerate :t!arked :SevereSignificant difference ~

    6

  • ~

    SfUDY NO. ; 0104 WI HAL : RAT F344 REPORT TYPE : Al SEX : HALE

    Organ_ Findings

    lllSfOLOG!CAL FlllDINGS ; NON-I!EOPLASfiC LESIONS (SUIIIIARY) SACRIFICED AI!IHALS (lOSW}

    GrOUP Name Control 50 ppm

    No. of Animals 37 34 (3) (4) (3) (%) (%) (%) (%) (%) (%) (%) (%)

    (1)

    (%)

    200 ppm 30

    (3) (%) (%)

    (4)

    (%) (!)

    (%)

    PAGE :

    600 -28 (3) (4) (%) (%) (%)

    2

    Wemataxu eti c SYstem I

    !:me manuw reticulosis

    lYJ!d1 mde ectas1a of s1nus

    0 0}

    j

    3}

    (

    (

    0 0}

    0 0}

    (

    (

    0 01

    0 0}

    (

    (

    j

    3}

    0 Ol

    (

    (

    0 0}

    0 0}

    (

    (

    0 0}

    0 0)

    (

    (

    0 0}

    0 0}

    (

    (

    0 0}

    0 0}

    (

    (

    0 0}

    0 0}

    (

    (

    0 0}

    0 0}

    (

    (

    0 0}

    0 0}

    (

    (

    0 01

    0 0}

    (

    (

    0 01

    0 0}

    (

    (

    0 01

    0 0}

    (

    (

    0 0}

    0 0}

    (

    (

    0 Ol

    0 0}

    thlolrus

    g-aoolatic:n

    l.ymphaden i tis

    osseous metaplasia

    0 OJ

    2 51

    1 3J

    (

    (

    (

    0 0}

    0 0}

    0 0}

    (

    (

    (

    0 O)

    0 01

    0 0}

    (

    (

    (

    0 OJ

    0 0}

    0 0}

    (

    (

    (

    0 0}

    2 61

    0 0}

    (

    (

    (

    0 0}

    0 0}

    0 0}

    (

    (

    (

    0 0}

    0 0)

    0 0}

    (

    (

    (

    0 0}

    0 0)

    0 OJ

    0 ( 01

    4 ( 13J

    0 ( 0}

    (

    (

    (

    0 0}

    0 0}

    0 01

    (

    (

    (

    0 Ol

    0 OJ

    0 01

    (

    (

    (

    0 0)

    0 OJ

    0 0}

    (

    (

    (

    0 01

    2 7J

    0 0}

    (

    (

    (

    1 41

    0 Ol

    0 0}

    (

    (

    (

    0 0}

    0 0}

    0 0}

    (

    (

    (

    0 0}

    0 OJ

    0 Ol

    SPleen deposit of hemosJderJn

    granulation

    4 ( 11J

    1 3}

    (

    (

    0 0}

    0 0}

    (

    (

    0 OJ

    0 Ol

    (

    (

    0 OJ

    0 0}

    (

    (

    3 9}

    0 0}

    (

    (

    0 0}

    0 0}

    (

    (

    0 0}

    0 0}

    (

    (

    0 0}

    0 0}

    (

    (

    2 71

    0 01

    (

    (

    0 0}

    0 0}

    (

    (

    0 01

    0 01

    (

    (

    0 01

    0 0}

    (

    (

    l 4}

    0 0}

    (

    (

    0 0}

    0 0}

    (

    (

    0 0}

    0 OJ

    (

    (

    0 01

    0 01

    fibrosiS

    extramedullary hematopoJSSIS

    2 5J

    12 ( 32}

    (

    (

    1 3}

    l 3)

    (

    (

    0 0)

    0 0}

    (

    (

    0 0}

    0 OJ

    0 ( OJ

    5 ( 15}

    (

    (

    0 0}

    l 3}

    (

    (

    0 OJ

    0 0}

    (

    (

    0 0}

    0 0)

    3 ( 10}

    2 ( 7}

    (

    (

    0 OJ

    1 3J

    (

    (

    0 0}

    0 OJ

    (

    (

    0 OJ

    0 Ol

    (

    (

    j

    4}

    1 41

    (

    (

    0 0}

    1 4}

    (

    (

    0 0}

    0 0}

    (

    (

    0 0}

    0 0}

    [CirculatcrY sYStem]

    heart throm!=

    mmeralizatim

    0 OJ

    0 0}

    (

    (

    0 Ol

    0 0}

    (

    (

    0 01

    0 0}

    (

    (

    0 OJ

    0 0)

    (

    (

    0 0}

    1 31

    (

    (

    0 01

    0 0}

    (

    (

    0 0}

    0 01

    (

    (

    0 01

    0 01

    (

    (

    0 OJ

    0 0)

    (

    (

    0 0}

    0 Ol

    (

    (

    0 Ol

    0 01

    (

    (

    0 Ol

    0 01

    (

    (

    l 4J

    0 01

    (

    (

    0 01

    0 Ol

    (

    (

    0 OJ

    0 OJ

    (

    (

    0 Ol

    0 01

    Significant difference ;

    (IIPT150l

    * ; p ;;; 0.05 u ; p ;;:,; 0.01 Test of au Square :Sli9ht : Moderate :Marked :Seuere

    BA152

  • S1UDY NO. ' 0104 111SfOLOGICAL FINDINGS : NON-NEOPLASTIC LESIONS (SUHHARYJ

    ANI HAL : RAT F344 SACRIFICED ANIMALS (105WJ REPGRT TYPE SEX

    : Al : HALE PAGE : 3

    GrOUP Name Control 50 ppm 200 ppm 600 ppm

    No. of Ammals 37 34 30 28 (!) (1) (1) (2) (1)

    Organ_ Findings (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%)

    (Cirrutat!TY sYStem1

    heart fil:rosiS l 3) (

    0 O) (

    0 0) (

    0 OJ

    0 ( OJ (

    0 OJ (

    0 OJ (

    0 OJ

    0 ( OJ (

    0 0) (

    0 OJ (

    0 OJ

    0 ( OJ (

    0 OJ (

    0 0) (

    0 OJ

    myocardial fibrosis 17 ( 46) (

    0 OJ (

    0 OJ (

    0 OJ

    20 ( 59) (

    0 OJ (

    0 OJ (

    0 OJ

    12 ( 40) (

    1 3J (

    0 OJ (

    0 OJ

    17 ( 61J (

    0 OJ (

    0 OJ (

    0 0)

    arteritis 1 3) (

    0 OJ (

    0 OJ (

    0 0)

    0 ( 0) (

    0 0) (

    0 0) (

    0 0)

    0 ( OJ (

    0 OJ (

    0 0) (

    0 0)

    0 ( 0) (

    0 0) (

    0 OJ (

    0 OJ

    arteryIsr:rt arteritis 3 8) (

    0 0) (

    0 0) (

    0 0)

    1 ( 3) (

    0 0) (

    0 0) (

    0 0)

    0 ( 0) (

    0 0) (

    0 OJ (

    0 OJ

    1 ( 4) (

    0 OJ (

    0 0) (

    0 OJ

    [Digestive system]

    stOOlach mineralization 0 0) (

    0 OJ (

    0 OJ (

    0 Dl

    0 ( OJ (

    1 3) (

    0 0) (

    0 OJ

    0 ( OJ (

    0 0) (

    0 OJ (

    0 0)

    0 ( 0) (

    0 Dl (

    0 OJ (

    0 OJ

    utcer:farestomach 0 OJ (

    l 3J (

    0 OJ (

    0 OJ (

    1 3) (

    l 3) (

    0 OJ (

    0 0) (

    l 3) (

    0 OJ (

    0 0) (

    0 OJ (

    0 OJ (

    l 4) (

    0 OJ (

    0 0)

    hyperp las i a:fu-estomach 0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 OJ (

    1 3) (

    0 OJ (

    0 0) (

    0 0) (

    0 OJ (

    0 0) (

    0 OJ (

    1 4) (

    l 4) (

    0 OJ (

    0 OJ

    erosJon:glandular stomach 2 5) (

    0 OJ (

    0 0) (

    0 OJ (

    0 0) (

    0 OJ (

    0 OJ (

    0 OJ (

    l 3) (

    0 0) (

    0 0) (

    0 0) (

    2 7) (

    0 0) (

    0 0) (

    0 0)

    utcer:gtandular stomach 0 0) (

    0 0) (

    0 OJ (

    0 OJ (

    2 6) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 OJ (

    0 OJ (

    0 0) (

    0 OJ (

    0 0) (

    0 OJ

    large mtes sranulatim 0 0) (

    0 OJ (

    0 OJ (

    D D) (

    0 0) (

    0 0) (

    0 0) (

    0 OJ (

    0 0) (

    l 3) (

    0 0) (

    0 0) (

    0 OJ (

    0 O) (

    0 OJ (

    0 OJ

    Liver herniation l 3) (

    0 0) (

    0 0) (

    0 0) (

    2 6) (

    0 0) (

    0 OJ (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    2 71 (

    0 OJ (

    0 OJ (

    0 OJ

    Sisnificant difference ; * : p ~ 0.05 u : I'~ 0.01 Test of Chi Square :Slisht :Uoderate :!iarked :Severe

    (HPT150) BAIS2

    "'

  • STUDY ND. ' 0104 IIISTOLOGICAL FINDINGS ; NON-NEOPLASTIC LESIONS (SUJINARYl

    ANI HAL : RAT F344 SACRIFICED ANIMALS (I05W)

    REPORT TYPE SEX

    : AI ; HALE PAGE ;

    4

    ~Nama Control 50 PPm 200 PPm 600 PPm

    No. of Animals 37 34 30 28

    Organ Findings (%)

    (2) (%)

    (%)

    (%)

    (%)

    (%)

    (%)

    (%)

    (%)

    (%)

    (%)

    (%)

    (%)

    (%)

    (3)

    (%) (%)

    {Digestive sYSteml

    liver fatty change 0 0) (

    0 0) (

    0 0) (

    0 0) (

    1 3) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 OJ (

    0 0)

    srarulatioo 2 5) (

    0 0) (

    0 0) (

    0 0) (

    1 3J (

    0 0) (

    0 0) (

    0 0)

    1 ( 3) (

    0 OJ (

    0 0) (

    0 0)

    0 ( 0) (

    0 0) (

    0 0) (

    0 0)

    hyperp las i a 1 3) (

    2 5) (

    0 OJ (

    0 0) (

    1 3) (

    0 OJ (

    0 OJ (

    0 OJ

    3 ( IOJ (

    2 7J (

    0 OJ (

    0 OJ

    6 ( 21) (

    1 4) (

    1 4) (

    0 OJ

    clear cell focus 3 B) (

    0 0) (

    0 OJ (

    0 0) (

    1 3J (

    0 Ol (

    0 OJ (

    0 OJ (

    0 0) (

    0 OJ (

    0 0) (

    0 0)

    I ( 4) (

    0 0) (

    0 OJ (

    0 0)

    acfcb:lhi lie call focus 1 3J (

    0 OJ (

    0 0) (

    0 0) (

    0 0) (

    0 OJ (

    0 0) (

    0 0) (

    0 OJ (

    0 0) (

    0 0) (

    0 0)

    0 ( OJ (

    0 0) (

    0 0) (

    0 0)

    baSOPhi lie cell focus 4 ( Ill (

    0 0) (

    0 0) (

    0 0) (

    2 6) (

    0 OJ (

    0 0) (

    0 OJ (

    0 OJ (

    0 0) (

    0 0) (

    0 OJ

    3 ( 11) (

    0 0) (

    0 01 (

    0 0)

    vacuolated cell focus 0 OJ (

    0 0) (

    0 0) (

    0 0) (

    2 6) (

    0 0) (

    0 OJ (

    0 0) (

    1 3) (

    0 OJ (

    0 OJ (

    0 0) (

    0 0) (

    0 OJ (

    0 OJ (

    0 OJ

    m1xed cell focus 3 8) (

    1 3) (

    0 0) (

    0 0) (

    3 9) (

    0 0) (

    0 0) (

    0 0) (

    1 3) (

    0 OJ (

    0 OJ (

    0 0) (

    1 4J (

    0 0) (

    0 OJ (

    0 0)

    SPOnSiosis hepatis 5 ( 14J

    0 ( 0) (

    0 0) (

    0 0)

    4 ( 12) (

    0 0) (

    0 0) (

    0 OJ

    7 ( 23J (

    1 3) (

    0 OJ (

    0 0)

    11 ( 39J (

    1 4) (

    0 0) (

    0 OJ

    bile duct hYPerplasia 28 ( 76)

    9 ( 24) (

    0 0) (

    0 0)

    33 ( 97) (

    J 3) (

    0 0) (

    0. 0)

    30 (100) (

    0 0) (

    0 OJ (

    0 0)

    25 ( 89) (

    2 7) (

    0 0) (

    0 OJ

    pancreas atrwhY 9 ( 24)

    2 ( 5) (

    0 0) (

    0 0)

    8 ( 24) (

    J 3) (

    0 0) (

    0 0)

    5 ( 17J (

    0 OJ (

    0 OJ (

    0 OJ

    4 ( 14J (

    0 0) (

    0 OJ (

    0 0)

    hyperplasJa!acinar cell 0 ( 0)

    0 ( OJ (

    0 OJ (

    0 OJ

    0 ( OJ (

    0 OJ (

    0 OJ (

    0 0)

    J ( 3J (

    0 OJ (

    0 OJ (

    0 OJ

    0 ( 0) (

    0 OJ (

    0 OJ (

    0 OJ

    Siroificant difference ' * ; p ~ 0.05 *::s: ; p :iii 0.01 Test of Oli Square (!):Slight :}!oderate :Marked :Severe

    (IIPT150J BAIS2

    w

  • STUDY liD. ' 0104 lllSTOLOGlCAL FINDINGS : NON-NEOPLASTIC LESIOIIS (SUIIIIARYJ

    All!HAL : RAT F344 SACRIFICED ANHIALS (10511) REPORT TYPE SEX

    : :

    AI HALE PAGE 5

    Group Name No. of ilmmals

    (1)

    Control 37

    (3) (4) (j)

    50 ppm 34

    (4) (j)

    200 ppm 30

    (4) (1)

    600 ppm 28

    (3) Orsan__ Findings (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%)

    [Urmary SYStem!

    kicheY hyperplasJa:tubular epithelial call 0 0)

    0 ( 0)

    0 ( OJ

    0 ( 0)

    0 ( 0) (

    0 0)

    0 ( 0)

    0 ( 0)

    0 ( 0)

    0 ( 0)

    0 ( 0)

    0 ( OJ

    l ( 4)

    0 ( 0)

    0 ( OJ

    0 ( OJ

    atypical tl..bular di latation:prm:Jmal tul:ule 0 OJ

    0 ( 0)

    0 ( 0)

    0 ( OJ

    0 ( 0) (

    0 0)

    0 ( 0)

    0 ( 0)

    0 ( 0)

    0 ( OJ

    0 ( 0)

    0 ( 0)

    14 ( 50)

    4 ( 14J

    0 ( 0)

    0 ( OJ

    ctrcn1 c neph-opathY 1 3J

    7 ( 19J

    17 ( 46J

    12 ( 32J

    3 ( 9) (

    3 9)

    13 ( 38)

    14 ( 41)

    0 ( OJ

    3 ( 10)

    18 ( 60)

    9 ( 30)

    0 ( 0)

    0 ( 0)

    8 ( 29)

    20 u ( 71)

    hYchneplTos1s 0 0)

    0 ( 0)

    0 ( OJ

    0 ( OJ

    0 ( OJ (

    0 OJ

    0 ( OJ

    0 ( 0)

    l ( 3J

    0 ( 0)

    0 ( OJ

    0 ( 0)

    0 ( OJ

    0 ( OJ

    0 ( Ol

    0 ( OJ

    renal dysgenesis 1 3J

    0 ( 0)

    0 ( 0)

    0 ( 0)

    0 ( O) (

    0 0)

    0 ( 0)

    0 ( OJ

    0 ( OJ

    0 ( OJ

    0 ( OJ

    0 ( 0)

    0 ( 0)

    0 ( OJ

    0 ( 0)

    0 ( 0)

    nuclear entarsement:proximal tubule 0 0)

    0 ( OJ

    0 ( OJ

    0 ( 0)

    0 ( 0) (

    0 0)

    0 ( 0)

    0 ( 0)

    18 ( 60)

    0 ( OJ

    0 ( OJ

    0 ( OJ

    2 ( 7J

    26 ( 93J

    0 ( OJ

    o .. ( 0)

    Lrln bladd inflanvnatorY cell nest 0 OJ

    0 ( OJ

    0 ( OJ

    0 ( OJ

    0 ( 0) (

    l 3J

    0 ( OJ

    0 ( OJ

    0 ( OJ

    0 ( OJ

    0 ( 0)

    0 ( OJ

    0 ( 0)

    0 ( 0)

    0 ( OJ

    0 ( OJ

    {Encbcnne sYStemJ

    pituftarY cYSt 3 8)

    0 ( OJ

    0 ( 0)

    0 ( OJ

    0 ( 0) (

    0 0)

    0 ( 0)

    0 ( 0)

    3 ( 10)

    0 ( OJ

    0 ( 0)

    0 ( OJ

    3 ( 11)

    0 ( 0)

    0 ( 0)

    0 ( 0)

    hYPerplasia 9 ( 24)

    l ( 3)

    0 ( OJ

    0 ( OJ

    7 ( 211 (

    l 3J

    0 ( Ol

    0 ( 0)

    7 ( 231

    l ( 3J

    0 ( 0)

    0 ( OJ

    5 ( 181

    0 ( 01

    0 ( OJ

    0 ( 0)

    Rathke POUch l 31

    0 ( 01

    0 ( OJ

    0 ( 0)

    0 ( Ol (

    0 OJ

    0 ( OJ

    0 ( 0)

    l ( 3)

    0 ( OJ

    0 ( Ol

    0 ( 01

    l ( 4)

    0 ( 0)

    0 ( 0)

    0 ( 0)

    thmlld ultlmibranctual body remanet 0 OJ

    0 ( O)

    0 ( OJ

    0 ( Ol

    1 ( 3) (

    0 0)

    0 ( OJ

    0 ( 0)

    0 ( OJ

    0 ( 0)

    0 ( 0)

    0 ( 0)

    0 ( Ol

    0 ( OJ

    0 ( 0)

    0 ( 01

    Si91ificant difference ; :P;ii0.05 ** ! p ;;;;; 0.01 Test of Q-u SQ.Jare (l):Sli9ht : Hoderate :Uarked :Seuere

    (IIPT150) BAIS2

    ._\

    http::P;ii0.05

  • Co

    STUDY NO. ' 0104 ANIMAL ' RAT F344 REPORT TYPE ; Al SEX : HALE

    HISTOLOGICAL FINDINGS ' NON-NEOPLASTIC LESIONS SACRIFICED ANIMALS (105M)

    (SUMMARY!

    PACE ; 6

    Q-gan Findings

    Group Name No. of Antmats

    (1)

    (%)

    Control 37

  • STUDY NO. : OI04 HISTOLOGICAL FINDINGS : NOll-NEOPLASTIC LESIOIIS (SUMMARY)

    ANI HAL : RAT F344 SACRIFICED ANIMALS (lOSWl REPORT TYPE SEX

    : :

    AI MALE PAGE : 7

    GrOUP Name Ccrltrol 50 ppm 200 ppm 600 PPm No. of Ammals 37 34 30 28

    Organ__ Findings (!)

    (%) (%)

    (3> (%)

    (%)

    (%)

    (%)

    (%)

    (%)

    (!)

    (%) (%)

    (%)

    (%)

    (!)

    (%) (%)

    (%)

    (%)

    (Reproj.J(:tlve SYStem}

    ~tate hYPerplasia 10 ( 27) (

    0 0) (

    0 OJ (

    0 0)

    6 ( I8J (

    0 OJ (

    0 OJ (

    0 0)

    6 ( 20) (

    0 OJ (

    0 OJ (

    0 0)

    6 ( 21J (

    0 OJ (

    0 OJ (

    0 0)

    (Nen.rus SYStem]

    brain hYa li ne l:ody 11 ( 30J (

    0 OJ (

    0 OJ (

    0 0)

    7 ( 2ll (

    0 OJ (

    0 OJ (

    0 0)

    8 ( 27) (

    0 OJ (

    0 0) (

    0 0)

    6 ( 2ll (

    0 OJ (

    0 0) (

    0 OJ

    (Special sense organs/appandagej

    eye cataract j 3J (

    j

    3J ( 0 OJ (

    0 OJ (

    j

    3J ( 0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ

    retinal atrOPhy 0 Ol (

    0 OJ (

    j

    3J ( 0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 0) (

    j

    4) ( 0 0) (

    0 OJ

    keratitis 0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 0) (

    j

    3J ( 0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 0) (

    0 O) (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ

    degeneration:cornea j 3J (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ

    Harder sl inflafMlatlon 0 0) (

    0 OJ (

    0 0 OJ ( OJ (

    j j 0 3J ( 3J ( OJ (

    0 OJ

    0 ( OJ (

    0 OJ

    0 0 ( OJ ( 0) (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ

    [Musculoskeletal s>'StemJ

    ll'IJScle necrosis 0 OJ (

    0 0) (

    0 0 OJ ( OJ (

    j 0 0 3J ( OJ ( OJ (

    0 OJ

    0 ( OJ (

    0 OJ

    0 0 ( OJ ( OJ (

    0 OJ (

    0 0) (

    0 OJ (

    0 OJ

    l:ooe hYPerplasia 0 0) (

    0 OJ (

    0 0 OJ ( OJ (

    0 0 0 0) ( 0) ( OJ (

    0 OJ

    l ( 3J (

    0 OJ

    0 0 ( OJ ( 0) (

    0 OJ (

    0 OJ (

    0 OJ (

    0 OJ

    Sisnlficant difference ; *'~P:;i0.05 ** : ? ;;;;;: 0.01 Test of Q-u Square

  • " STUDY NO. ANI HAL REPORT TYPE SEX

    ' 0104 : RAT F344 : AI : HALE

    IIISTOLOGICAL FINDINGS : NON-NEOPLASTIC LESIONS SACRIFICED AIIIHALS (!05Wl

    (SUIIUARY)

    PAGE , 8

    Organ_ Findings

    GrcJLP Name No. of Animals

    (!)

    (%)

    Control 37

    (%) (%)

    (%)

    (!)

    (%)

    50 PDlll 34

    (%) (%)

    (%)

    (])

    (%)

    200 PDlll 30

    (%) (%)

    (%)

    (!)

    (%)

    600 P~> 28

    (%) (%)

    (%)

    [Musruloskeletal SYsteml

    OCne osteosclerosis 0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    j

    4) ( 0 0) (

    0 0) (

    0 0)

    (Body cavities!

    adiPOSe granulation 0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    2 7) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0)

    Si11ificant difference ;

    (UPT!50)

    "" : p ;:;i 0.05 ** ; p ;:;;; 0.01 Test of Chi Square :Slisht :Moderate :Uarked :Severe

    BAIS2

  • APPENDIX L 4

    HISTOLOGICAL FINDINGS NON-NEOPLASTIC LESIONS

    (TWO-YEAR STUDIES:SUMMARY)

    RAT:FEMALE:SACRIFICED ANIMALS

  • STUDY NO. ' 0104 IIISTOLOGICAL FlllDINGS : NON-l/EOPLASTIC LESIOJIS (SUllliARYl

    ANI HAL : RAT F344 SACRIFICED AlllliALS (10511)

    REPORT TYPE : A1 PAGE ' 9SEX ' FE!!ALE

    ppmGroup llama Control 50 ppm 200 ppm 600

    34 34No. of Ammals 42 34 (!) (4) (!) {!) (3) (3)

    IJrgan__ Findings (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%)

    {ReSPiratorY SYStem] 0 00 0 0 0 0 0 0 0 2 0 0 0 0 0nasal cavit tln:JirDus

    OJ ( OJ ( OJ ( 0) ( 0} ( OJ ( OJ ( 0} ( 6J ( 0} ( 0) ( 0) ( 0) ( 0) ( 0) ( OJ

    4 9 9 0 4 12 8 3 8 15 4 1 7 9 4 0eosinophilic change:otfactory epithelium OJ ( 12} ( 35) ( 24J ( 9) ( 24J ( 44) ( 12) ( 3J ( 21) ( 26) ( 12) ( 0)( 10) ( 21) ( 21) (

    0 2 0 0eos1nJDhi lie change:respiratorY epitheliun 19 7 0 0 14 10 3 0 28 1 0

    16

    ( 45J ( 17) ( 0) ( 0) ( 41) ( 29) ( 9J ( 0) ( 82) ( 3) ( Ol ( OJ ( 47J ( 6) ( 0) ( OJ

    4 9 0 0 5 2 1 0 10 1 0 0. 6 0 0 0

    mflarrmation:foreJgn body ( 10) ( 21) ( OJ ( OJ ( 15) ( 6J ( 3) ( 0) ( 29) ( 3) ( 0) ( OJ ( 18J ( 0) ( OJ ( 0)

    0 0 0 0llll9 he!OOIThage 1 0 0 0 0 0 0 0 0

    0 0 0 ( 0) ( 0) ( 0) ( OJ ( 0) ( 0) ( 0} ( 0}2) ( 0) ( 0) ( 0) ( 0) ( 0) ( 0) ( 0)

    0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0

    bronchiolar-alveolar cell hYPerplasia ( 6) ( OJ ( OJ ( 0}OJ ( OJ ( 0) ( 0) ( OJ ( 0} ( 0} ( 0) ( 0) ( 0) ( 0) ( 0)

    (l!ematOPQJetic SYstemJ

    4 0 0 0 7 0 0 0bene rna!TOJJ grarulation 3 0 0 0 4 1 0 0

    7} ( 0} ( O) ( 0} ( 12} ( 3} ( OJ ( OJ ( 12} ( OJ ( 0) ( 0) ( 21) ( 0} ( OJ ( 0}

    0 0 0 0 1 0 0 0reticulosis 0 0 0 1 0 0 0 0 0) ( 3} ( OJ ( OJ ( 0)0} ( 0) ( O) ( 2} ( 0} ( 0) ( OJ ( 0} ( 0} ( OJ ( OJ (

    0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

    lYil

  • ~

    HISTOLOGICAL FINDINGS NON-IIEOPLAST!C LESIONS (SUMHARYl STUDY NO. ' 0104 ANIMAL : RAT F344 SACRIFICED ANillALS (105WJ

    REPORT TYPE : A1 PAGE 10SEX : FEHALE

    Group Name Control 50 600 PPm 200 ppm PPm34 34 No. of Animals 42 34

    (4) (l) (3) (4)(2)

  • " STUDY NO. : 0104 ANI HAL : RAT F344 REPORT TYPE : AI SEX : FEHALE

    HISTOLOGICAL FlliOINGS : NON-liEOPLASTIC LESIONS SACRIFICED Ali!HALS (10511)

    (SUHHARYl

    PAGE : 11

    Organ__ Findinss

    Group Nama No. of Ammals

    (!)

    (%)

    Control 42

    (%) (%)

    (4)

    (%) (!)

    (%)

    50 ppm 34

    (3) (%) (%)

    (%)

    (%)

    200 ppm 34

    (2) (3) (%) (%)

    (4)

    (%) (%)

    600 ppm 34

    (%) (%)

    (%)

    [Digestive SYStem!

    stanach erosicn:glandular stomach

    liver hem1aticn

    necrosls:focaL

    granulation

    hyperplasia

    clear cell focus

    baSOPhilic cell focus

    vaCt..Olated cell focus

    mixed cell focus

    bile duct hyperplasia

    pancreas atrc:OOY

    hyperp las1a: acinar cell

    0 OJ (

    4 ( !0) (

    0 ( OJ (

    7 ( 17) (

    0 OJ (

    1 2J (

    0 01 (

    0 01 (

    2 5) (

    5 ( 12) (

    4 ( !OJ (

    0 ( OJ (

    0 0)

    0 0)

    0 0)

    3 7)

    0 OJ

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    1 2)

    0 OJ

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    0 OJ

    0 0)

    0 0)

    1 2)

    0 0)

    0 0)

    0 0)

    0 0)

    0 OJ

    0 0)

    0 OJ

    0 0)

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    0 OJ

    0 0)

    0 0)

    0 OJ

    0 0)

    0 0)

    0 OJ

    0 01

    0 OJ

    0 0)

    0 0)

    0 OJ

    0 ( OJ

    3 ( 9)

    0 ( 0)

    6 ( 181

    0 ( 0)

    0 ( OJ

    1 ( 31

    0 ( 0)

    1 ( 3)

    5 ( !51

    2 ( 6)

    0 ( 0)

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    0 0)

    0 0)

    0 0)

    1 3)

    0 0)

    0 0)

    0 0)

    0 0)

    0 OJ

    0 0)

    0 0)

    0 OJ

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    0 OJ

    0 OJ

    0 OJ

    0 0)

    0 OJ

    0 OJ

    0 0)

    0 0)

    0 0)

    0 OJ

    0 0)

    0 0)

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    0 OJ

    0 OJ

    0 0)

    0 0)

    0 OJ

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    0 ( 0)

    0 ( 0)

    1 ( 3)

    13 ( 38)

    1 ( 3J

    0 ( 0)

    2 ( 6)

    0 ( 0)

    2 ( 6J

    6 ( !8J

    1 ( 3)

    0 ( OJ

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    1 3)

    0 0)

    0 0)

    1 3)

    0 OJ

    0 0)

    0 0)

    0 0)

    0 0)

    1 3J

    0 OJ

    0 OJ

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    0 0)

    0 OJ

    0 OJ

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    0 OJ

    0 0)

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    0 OJ

    0 OJ

    0 OJ

    0 0)

    0 0)

    0 OJ

    0 0)

    0 01

    0 0)

    0 OJ

    0 0)

    0 0)

    0 ( 0)

    3 ( 9J

    0 ( OJ

    7 ( 21)

    1 ( 3)

    1 ( 3)

    0 ( OJ

    1 ( 3)

    0 ( 0)

    11 ( 32)

    2 ( 6J

    1 ( 3)

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    0 0)

    0 OJ

    0 0)

    3 9)

    0 0)

    0 OJ

    0 0)

    1 3)

    0 0)

    0 OJ

    0 OJ

    0 OJ

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    0 OJ

    0 OJ

    0 OJ

    0 0)

    0 0)

    0 0)

    0 OJ

    0 0)

    0 0)

    0 0)

    0 OJ

    0 OJ

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    (

    0 OJ

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    0 OJ

    0 0)

    0 OJ

    0 OJ

    0 OJ

    0 0)

    Significant difference

    (HPT!50J

    : : p ::; 0.05 u ; p & 0.01 Test of Ch1 Square

  • SfUDY ND. : 0104 IIJSTOLOG1CAL FINDINGS : !ION-NEOPLASTIC LESIONS (SUMMARY)

    ANI HAL : RAT F344 SACRIFICED AHHIALS (!0511) REPORT TYPE SEX

    : A1 : FEMALE PAGE : I2

    GrOUP Name Control 50 - 200 - 600 ppm No. of Animals

    42 (2) (3)

    34 (3) (4) (1)

    34 (3) (4) (1)

    34 (2) (4)

    Organ__ Findill9S (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%)

    [Unnary system]

    kichey hYPerplasta:tubular epithelial cell 0 0)

    0 0 ( 0) ( OJ

    0 ( 0)

    0 ( OJ

    0 0 ( 0) ( 0) (

    0 OJ

    1 ( 3J

    0 0 ( 0) ( 0) (

    0 0)

    0 ( OJ

    0 0 ( 0) ( 0) (

    0 0)

    mineralizatim I 2J

    0 0 ( 0) ( 0)

    0 ( 0)

    0 ( 0)

    0 0 ( OJ ( 0) (

    0 OJ

    0 ( 0)

    0 0 ( OJ ( 0) (

    0 OJ

    0 ( OJ

    0 0 ( 0) ( OJ (

    0 OJ

    dTmic nep!"ropathy I2 ( 29)

    17 5 ( 40J ( 12J

    4 ( 10J

    12 ( 35J

    13 5 ( 38) ( 15) (

    2 6J

    11 ( 32)

    13 6 ( 38) ( 18J (

    3 9J

    11 ( 32J

    I2 6 ( 35J ( 18J (

    3 9)

    nuclear enlargement:proxJmal tubule 0 ( 0) (

    0 0) (

    0 0) (

    0 OJ

    0 ( 0) (

    0 OJ (

    0 OJ (

    0 0)

    1 ( 3) (

    0 OJ (

    0 OJ (

    0 0)

    14 ( 4ll (

    0 0) (

    0 OJ (

    0 0)

    [Endcx:rine SYsteml

    pituitary cYSt 7 ( 17) (

    1 2) (

    0 0) (

    0 OJ

    5 ( 15) (

    1 3J (

    0 0) (

    0 0)

    7 ( 21J (

    0 OJ (

    0 0) (

    0 0)

    10 ( 29) (

    3 9) (

    0 OJ (

    0 0)

    hYPerplasia 11 ( 26) (

    2 5) (

    0 OJ (

    0 OJ

    5 ( 15) (

    1 3J (

    0 0) (

    0 0)

    8 ( 24J (

    0 OJ (

    0 OJ (

    0 OJ

    7 ( 2ll (

    0 OJ (

    0 OJ (

    0 0)

    RatH

  • ' (SUMMARY) STUDY NO. : NON-NEOPLASTIC LESIONS ' 0104 lllSTOLOG1CAL FINDINGS

    ANIMAL : RAT F344 SACRIFICED All!HALS (!OSW)

    REPORT TYPE : AI PAGE : 13

    SEX : FEHALE

    200 ppm 600 ppm GrOUP Name Control 50 DPil1 34 34 No. of Animals 42 34

    (%) (%) (%) (%) (%) (%) (%) (%) (%) Organ_ (%) (%) Findings (%) (%) (%) (%) (%)

    (81cb::rine system I 0 0 0 0 2 0 0 0 2 l 0 0 ad-enal hyperplasia:cortical cell l l 0 0

    ( 3J ( OJ ( OJ ( 0) ( OJ ( OJ ( OJ ( 2J ( 2J ( OJ ( 0) ( 6J ( OJ ( 0) ( OJ ( 6)

    0 0 0 0 0 0 l 0 0 0 2 0 hYPerplasl a:medulla 2 0 0 0 ( 6J ( OJ ( 0) ( OJ 5) ( 01 ( 01 ( 0) ( OJ ( 0) ( 0) ( 0) ( 3J ( OJ ( OJ ( OJ

    0 0 0 0 0 0 0 0 0 0 0 accesory cortical nodule 0 0 0 0 l ( 0) ( OJ ( OJ ( OJ ( Ol ( O) OJ ( OJ ( OJ ( OJ ( 3J ( OJ ( OJ ( OJ ( OJ ( OJ

    0 0 0 0 4 0 0 0 8 0 focal fattY change: cortex 5 0 0 0 4 0 ( 0) ( OJ ( 24J ( 0) ( OJ ( OJ ( 12J ( 0) ( 01 ( OJ ( 12J ( 0) ( OJ ( 0) ( 12J ( OJ

    [Reproci.Jctive SYSteml

    7 l 0 0 0 4 l 0 0 5 2 0 0 uterus CYSt ic endometn aL hYPerp las 1a 2 3 0 ( OJ ( OJ ( 21 J ( 3J ( 01 ( OJ 5J ( 71 ( OJ ( 0) ( 12J ( 3J ( 0) ( OJ ( 15) ( 6J

    0 0 0 l 0 0 0 l 0 0 0 mamnary gl duct aetas i a l 0 0 0 l ( 01 ( OJ ( 01 ( OJ ( 01 ( 01 2J ( OJ ( 0) ( 0) ( 3J ( 3J ( 0) ( OJ ( 01 ( 3J

    0 0 0 0 0 0 l 0 0 0 0 hyperplasia 0 0 0 0 0 ( 01 ( OJ ( OJ ( OJ ( OJ ( OJ 01 ( OJ ( 01 ( 01 ( 01 ( 01 ( 01 ( OJ ( 31 ( OJ

    (NeruJUS SYStem]

    2 0 0 0 0 0 0 l 0 0 0 l 0 0 !:rain hemcrrhage 2 0 ( OJ ( OJ ( 6) ( OJ ( OJ ( OJ 51 ( OJ ( OJ ( 0) ( 3J ( OJ ( 0) ( OJ ( 3J ( OJ

    0 0 0 0 0 0 0 0 0 0 0 1 mineralization 0 0 0 0 ( 01 ( 01 ( 31 ( 01 ( OJ ( 01 OJ ( 01 ( 01 ( 01 ( 01 ( OJ ( OJ ( 01 ( 01 ( OJ

    8 0 0 0 16 0 0 0 10 0 0 0 hYaline l::ody 16 0 0 0 0) ( OJ ( 24) ( OJ ( 01 ( 0) ( 38) ( 0) ( 01 ( 0) ( 471 ( 01 ( OJ ( OJ ( 29) ( OJ (

    :Slight : Moderate :Harked :Severe Sig1ificant difference ; ~ : p :;;; 0.05 n : P ;;i 0.01 Test of Chi Souare

    8A1S2 (IIPT1501

  • STUDY NO. ' 0104 IIISTDLDGICAL FINDINGS ' !ION-NEOPLASTIC LESIONS (SUHHARYlANI HAL ' RAT F344 SACRIFICED ANIMALS (!05Wl REPORT TYPE : A! SEX ' FEHALE PAGE ' 14

    Group llama Control 50 PPm 200 PPm 600 PPm

    No. of Animals 42 34 34 34 (!) (!) (3) (!) (!)

    Organ_ Findings (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%)

    {Special sensa O"'gans/appandagej

    6Y6 cataract 2 5) (

    0 0) (

    0 0 0) ( 0) (

    0 0 0 Ol ( 0) ( OJ (

    0 Ol

    0 ( 0) (

    0 0 0 0) ( 0) ( 0) (

    2 6) (

    0 0) (

    1 3) (

    0 0)

    retinal atrophy 0 Ol (

    0 OJ (

    2 0 5) ( OJ (

    0 0 0 OJ ( OJ ( OJ (

    0 0)

    0 ( 0) (

    1 0 0 3) ( OJ ( 0) (

    0 0) (

    1 3) (

    3 9J (

    0 0)

    daseneration:cornea 1 2) (

    0 0) (

    0 0 0) ( 0) (

    3 0 0 9) ( 0) ( 0) (

    0 0)

    l ( 3) (

    0 0 0 OJ ( 0) ( 0) (

    2 6) (

    0 0) (

    0 0) (

    0 0)

    hawDrrhasa:retina 0 OJ (

    0 OJ (

    0 0 0) ( OJ (

    0 0 0 0) ( 0) ( OJ (

    0 0)

    1 ( 3) (

    0 0 0 0) ( 0) ( 0) (

    0 0) (

    0 0) (

    0 0) (

    0 OJ

    !larder sl desenerat ioo 0 0) (

    0 0) (

    0 0 0) ( 0) (

    0 0 0 0) ( 0) ( 0) (

    0 0)

    0 ( 0) (

    2 0 0 6J ( 0) ( OJ (

    0 OJ (

    0 0) (

    0 0) (

    0 OJ

    1nflarrmaticn 0 OJ (

    0 0) (

    0 0 0) ( 0) (

    1 1 0 3) ( 3J ( 0) (

    0 0)

    0 ( OJ (

    0 0 0 0) ( 0) ( 0) (

    0 0) (

    0 0) (

    0 0) (

    0 0)

    sranulatioo 0 OJ (

    0 OJ (

    0 0 0) ( OJ (

    0 0 0 0) ( 0) ( 0) (

    0 0)

    0 ( 0) (

    0 0 0 0) ( 0) ( 0) (

    1 3) (

    0 0) (

    0 0) (

    0 0)

    [Husculoskeletal SySteml

    b

  • APPENDIX L 5

    HISTOLOGICAL FINDINGS :NON-NEOPLASTIC LESIONS

    (TWO-YEAR STUDIES:SUMMARYJ

    MOUSE:MALE:DEAD AND MORIBUND ANIMALS

  • STUDY NO. ; 0105 HISTOLOGICAL FINDHIGS : 11011-l!EOPLAST!C LESIONS (SUMMARY)

    ANIMAL ; HOUSE BDF1 DEAD AND MORIBUND ANIMALS (0-10511)

    REPORT TYPE ; A1 SEX : MALE

    PAGE ;

    Organ__ Findings

    Group Nama No. of Ammals

    (%)

    Ccrrtrol 19

    (2) (%) (%)

    (4)

    (%) (!)

    (%)

    10 15 -

    (3) (%) (%)

    (4)

    (%)

    so ppm 22

    (!) (3) (%) (%) (%)

    (4)

    (%) (%)

    2SO ppm 28

    (3) (%) (%)

    (%)

    { I nte9Jli8fltary sYStem/appandaga J

    skln/app 1nf lamnat ien l 5)

    0 0 ( OJ ( OJ (

    0 0)

    0 ( OJ

    0 l ( OJ ( 7) (

    0 0)

    0 l 0 ( OJ ( 5) ( 0) (

    0 OJ

    l ( 4J

    l 0 ( 4) ( 0)

    0 ( OJ

    abscess 0 OJ

    0 0 ( 0) ( OJ (

    0 OJ

    0 ( OJ

    0 0 ( OJ ( OJ (

    0 O)

    0 0 0 ( OJ ( OJ ( 0) (

    0 OJ

    0 ( OJ

    l 0 ( 4J ( OJ

    0 ( OJ

    SLtx::utis inftafMlation 0 0)

    0 0 ( 0) ( 0) (

    0 0)

    0 ( OJ

    l 0 ( 7) ( OJ (

    0 OJ

    0 2 0 ( 0) ( 9) ( 0) (

    0 0)

    0 ( 0)

    0 l ( 0) ( 4)

    0 ( 0)

    [Respirata'Y system]

    nasal cavit aches ion 0 OJ

    0 0 ( OJ ( 0) (

    0 OJ

    0 ( OJ

    0 0 ( OJ ( OJ (

    0 OJ

    0 0 0 ( 0) ( OJ ( OJ (

    0 OJ

    0 ( OJ

    l 0 ( 4) ( OJ

    0 ( OJ

    hemorrhage 0 OJ

    0 l ( 0) ( 5) (

    0 0)

    0 ( 0)

    0 0 ( 0) ( 0) (

    0 0)

    0 0 0 ( 0) ( 0) ( 0) (

    0 0)

    0 ( 0)

    l 0 ( 4) ( 0)

    0 ( 0)

    eosi!iOPhi lie change:olfactorY epithaliun 4 ( 21)

    0 0 ( OJ ( OJ (

    0 0)

    2 ( 13)

    0 0 ( OJ ( 0) (

    0 OJ

    l 0 0 ( 5) ( 0) ( 0) (

    0 0)

    0 ( 0)

    0 0 ( OJ ( OJ

    0. ( OJ

    eosiOOPhi lie changa:respwatorY epitheliun 2 ( 11)

    0 0 ( OJ ( OJ (

    0 0)

    l ( 7)

    0 0 ( 0) ( 0) (

    0 0)

    l 0 0 ( 5J ( OJ ( OJ (

    0 OJ

    l ( 4J

    0 0 ( OJ ( OJ

    0 ( OJ

    respiratorY metaplasta:olfactory epithelium 6 ( 32)

    0 0 ( OJ ( OJ (

    0 0)

    6 ( 40)

    0 0 ( 0) ( 0) (

    0 0)

    4 0 0 ( 18) ( OJ ( OJ (

    0 OJ

    5 ( 18)

    l 0 ( 4) ( 0)

    0 ( 0)

    reSPiratorY metaplasta:stand 8 ( 42J

    5 0 ( 26) ( 0) (

    0 0)

    6 ( 40)

    3 0 ( 20) ( 0) (

    0 0)

    6 3 0 ( 27) ( 14) ( 0) (

    0 0)

    9 ( 32)

    2 0 ( 7) ( 0)

    0 ( OJ

    na=harY!t< eosinophilic change 0 OJ

    0 0 ( OJ ( 0) (

    0 OJ

    l ( 7)

    0 0 ( OJ ( 0) (

    0 0)

    0 0 0 ( 0) ( 0) ( 0) (

    0 0)

    0 ( OJ

    l 0 ( 4J ( OJ

    0 ( 0)

    larYnX LYIN'hocY'tic mfi Ltration 0 0)

    0 0 ( 0) ( 0) (

    0 0)

    0 ( 0)

    l 0 ( 7) ( 0) (

    0 0)

    0 0 0 ( 0) ( OJ ( 0) (

    0 0)

    0 ( 0)

    0 0 ( OJ ( 0)

    0 ( 0)

    Significant difference : ~;P:;!0.05 n : P ;:;;; 0.01 Test of Cht SQ.Jare (!):Slight : Moderate :Marked :Seuere

    BAIS2 (IIPT150)

    "

  • .~

    STUDY 110. ANIMAL REPORT TYPE SEX

    : 0105 : MOUSE BDFI : AI ; HALE

    IIISTOLOG!CAL FINDINGS : NON-NEOPLASTIC LESIONS DEAD AND HDR!BUIID ANIMALS (0-!0511)

    (SUMMARY)

    PAGE : 2

    IJrgan__ Findings

    Group Name No. of Animals

    (%)

    Control 19

    (3) (%) (%)

    (4)

    (%) (%)

    10 ppm 15

    (%) (%)

    (4)

    (%) (%)

    50 ppm 22

    (2) (%) (%)

    (4)

    (%) (%)

    250 ppm 2B

    (3) (%) (%)

    (4)

    (%)

    (Resplrata*Y sYStem}

    LU19 cmgestion

    herrorrhage

    edema

    mflarrrnation

    lYmPhocY'tic mfi ltration

    l::n:nchlalar-alueolar call hYPerplasia

    0 01

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    2 ( Ill

    0 ( 0)

    0 ( 01

    I ( 5)

    0 ( 0)

    0 ( 0)

    (

    (

    (

    (

    (

    (

    0 0)

    0 0)

    1 51

    0 0)

    0 0)

    0 0)

    (

    (

    (

    (

    (

    (

    0 0)

    0 0)

    0 0)

    0 0)

    0 01

    0 0)

    (

    (

    (

    (

    (

    (

    1 7)

    0 0)

    0 01

    0 0)

    0 0)

    0 0)

    (

    (

    (

    (

    (

    (

    0 0)

    0 0)

    0 0)

    0 0)

    1 7)

    0 0)

    (

    (

    (

    (

    (

    (

    0 0)

    0 01

    0 Ol

    0 0)

    0 0)

    0 0)

    (

    (

    (

    (

    (

    (

    0 0)

    0 01

    0 01

    0 0)

    0 01

    0 0)

    (

    (

    (

    (

    (

    (

    0 0)

    0 0)

    0 01

    0 0)

    0 0)

    0 0)

    (

    (

    (

    (

    (

    (

    0 0)

    0 0)

    0 0)

    0 01

    0 0)

    0 0)

    (

    (

    (

    (

    (

    (

    0 0)

    0 0)

    0 01

    0 0)

    0 0)

    0 0)

    (

    (

    (

    (

    (

    (

    0 01

    0 0)

    0 01

    0 0)

    0 0)

    0 0)

    (

    (

    (

    (

    (

    (

    0 Ol

    2 7)

    0 0)

    0 0)

    1 41

    0 0)

    (

    (

    (

    (

    (

    (

    1 41

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    (

    (

    (

    (

    (

    (

    0 0)

    0 0)

    1 4)

    0 0)

    0 0)

    1 41

    (

    (

    (

    (

    (

    (

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    [l!emata:x:netic sYSteml

    l:xne marrow vascular

    mye laf i l:ros1s

    L""*> rode dePOSit of hemosJder1n

    tll)'lli.JS atrophy

    SPleen atrophy

    0 0) (

    0 0) (

    3 ( !6) (

    0 0) (

    0 0) (

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    (

    (

    (

    (

    (

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    (

    (

    (

    (

    (

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    0 ( 0)

    0 ( 0)

    3 ( 20)

    0 ( 0)

    I ( 7)

    (

    (

    (

    (

    (

    0 0)

    0 0)

    I 71

    0 0)

    0 0)

    (

    (

    (

    (

    (

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    (

    (

    (

    (

    (

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    1 ( 5)

    0 ( 0)

    3 ( 141

    0 ( 0)

    0 c o1

    (

    (

    (

    (

    c

    0 0)

    1 5)

    I 51

    I 5)

    0 o1

    (

    (

    (

    (

    c

    0 0)

    0 01

    0 0)

    0 0)

    0 o1

    (

    (

    (

    (

    <

    0 01

    0 0)

    0 0)

    0 0)

    0 or

    0 ( 0)

    0 ( 0)

    11 ( 39)

    0 ( 0)

    0 ( 0)

    (

    (

    (

    (

    (

    0 01

    0 0)

    2 7)

    0 0)

    2 71

    (

    (

    (

    (

    (

    0 0)

    0 0)

    0 0)

    0 0)

    0 0)

    (

    (

    (

    (

    (

    0 0)

    0 01

    0 0)

    0 0)

    0 0)

    Sisnificant difference ;

    (HPTI50)

    * : p s 0.05 n ; P ;;:;:; 0.01 Test of Ch1 SQUare (l>:Slisht : Moderate :Marked :Severe

    BAIS2

  • STUDY ND. ' 0105 IIISTDLOG1GAL FINDINGS ' IIDII-NEOPLASTIG LESIONS (SUHIIARY) ANI HAL ' HOUSE BDF1 DEAD AND IIDRIBUND AIIII!ALS (0-1051iJ REPORT TYPE SEX

    ' '

    AI HALE PAGE ' 3

    Gro..p Nama No. of Animals

    Control l9

    10 ppm 15

    50 ppm 22

    250 ppm 28

    (!)

  • STUDY NO. : 0!05 HISTOLOGICAL FINDINGS ; 11011-NEOPLASTIC LESIONS (SUIIIIARYJ All! HAL : MOUSE BDF! OEAB AIIB NORIBUND AIIIIIALS (0-!05WJ REPORT TYPE SEX

    : A! : HALE PAGE ; 4

    Grot.JD Name Control 10 ppm 50 ppm 250 ppm

    No. of Ammals 19 15 22 28 (!) {!) (!) {3) (4) (!)

    Or-san__ Findings (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%) (%)

    [CirculatcrY SYstem]

    arteryIacrt arteritis 0 OJ (

    1 5J (

    0 0 OJ ( D)

    0 0 0 ( OJ ( OJ ( OJ (

    0 OJ

    0 ( OJ

    l 0 0 ( 5) ( OJ ( OJ

    0 0 ( 0) ( OJ

    0 ( OJ (

    0 0)

    [Disestiue SYStemj

    tooth mflarrmaticn 1 5) (

    0 OJ (

    0 0 OJ ( 0)

    0 0 0 ( OJ ( OJ ( OJ (

    0 OJ

    1 ( 5)

    0 0 0 ( OJ ( OJ ( 0)

    0 0 ( OJ ( 0)

    0 ( OJ (

    0 OJ

    dySPlasia 7 ( 37) (

    l 5) (

    0 0 0) ( OJ

    3 l l ( 20) ( 7J ( 7J (

    0 0)

    8 ( 36J

    l l 0 ( 5) ( 5J ( 0)

    5 0 ( !8J ( OJ

    0 ( 0) (

    0 0)

    tm;ua arteritis 0 ( OJ (

    l 5) (

    l 0 5) ( OJ

    0 0 0 ( OJ ( 0) ( OJ (

    0 0)

    0 ( 0)

    l 0 0 ( 5) ( OJ ( 0)

    0 0 ( 0) ( 0)

    0 ( 0) (

    0 0)

    stonach hyperplasla!glandular stomach 2 ( 11) (

    0 0) (

    0 0 0) ( 0)

    2 l 0 ( 13) ( 7) ( 0) (

    0 0)

    2 ( 9J

    l 0 0 ( 5J ( 0) ( 0)

    3 4 ( 11) ( 14)

    0 ( 0) (

    0 0)

    liver ansi ectasis 0 OJ (

    0 OJ (

    0 0 0) ( OJ

    0 l 0 ( 0) ( 7J ( 0) (

    0 0)

    l ( 5)

    l 2 0 ( 5) ( 9J ( 0)

    2 5 ( 7) ( !8J

    5 ( 18) (

    0 0)

    mfarct 0 0) (

    l 5J (

    0 0 0) ( 0)

    0 0 0 ( OJ ( 0) ( OJ (

    0 OJ

    0 ( 0)

    0 0 0 ( 0) ( 0) ( 0)

    1 0 ( 4) ( 0)

    0 ( 0) (

    0 0)

    necros1s:central 0 0) (

    0 OJ (

    0 0 OJ ( 0)

    0 0 0 ( 0) ( 0) ( 0) (

    0 0)

    0 ( 0)

    1 0 0 ( 51 ( 0) ( OJ

    0 l ( 0) ( 4)

    l ( 4) (

    0 0)

    necrosis: foca l 0 0) (

    l 5J (

    l 0 5J ( 0)

    l 0 2 ( 7J ( 0) ( 131 (

    0 0)

    2 ( 9)

    3 3 0 ( 14) ( 14) ( 0)

    3 4 ( 11) ( 14)

    l ( 4J (

    0 OJ

    fatty change 0 OJ (

    l 5J (

    0 0 OJ ( 0)

    0 l 0 ( OJ ( 7) ( OJ (

    0 OJ

    0 ( OJ

    l 0 0 ( 5) ( OJ ( OJ

    0 1 ( 0) ( 4J

    0 ( OJ (

    0 0)

    dePOSit of amYlOid 0 OJ (

    l 5) (

    0 0 OJ ( OJ

    0 0 1 ( OJ ( 0) ( 7J (

    0 OJ

    0 ( OJ

    0 0 0 ( 0) ( OJ ( OJ

    0 0 ( OJ ( OJ

    0 ( OJ (

    0 OJ

    Significant difference : * ; p & 0.05 :n::p;;iiiQ,Ol Test of Chi Square m:Slisht :Moderate : Marl(ad :Seuere

    (IIPT150) BAIS2

    _.::;...

  • ;).

    STUDY NO. : 0!05 ANI HAL : HOUSE BOFI REPORT TYPE : AI SEX : HALE

    1115TOLOGICAL FINDINGS ; NON-NEOPLASTIC LESIONS DEAD AND IIDRIBUNO AIIIHALS (0-IOSW)

    (SUMMARY)

    PAGE : 5

    Organ__ Findings

    Group Nama llo. of Ammals

    (])

    (%)

    Control 19

    (3) (%) (%)

    (%)

    (])

    (%)

    10 ppm 15

    (2) (3) (%) (%)

    (4)

    (%) (])

    (%)

    50 ppm 22

    (3) (%) (%)

    (4)

    (%) (])

    (%)

    250 ppm 28

    (3)

    (%) (%) (%)

    [Digestive SYstem!

    liver dePOSit of hemosiderin

    deseneration:central

    granulaticn

    hYPerotasia

    fH::rOSIS

    clear cell focus

    baSOPhi lie cell focus

    vacuolic chansa:central

    pancreas grarulation

    crsa