centrifugation serum v4 - gbo€¦ · centrifugation time is a critical issue for reducing...

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page 1/15 Stability of VACUETTE ® Serum Separator tubes with shortened centrifugation times Background: Greiner-Bio-One, Austria has been selling plastic evacuated tubes (VACUETTE ® ) for venous blood collection since 1986. Serum Tubes with and without gel separator are coated with micronised silica particles which activate clotting when the tubes are gently inverted. VACUETTE ® Serum Separator Clot Activator tubes contain a barrier gel that is present in the bottom of the tube. The specific gravity of this material lies between the blood clot and the serum. During centrifugation, the gel moves upwards to the serum-cell interface where it forms a stable barrier separating the serum from the fibrin clot. This improves the serum yield and enables serum to be left in the primary tube for analysis. It further allows greater stability of certain analytes when kept under specified conditions. [1] Study Objective: Centrifugation time is a critical issue for reducing turn-around-time in laboratory workflow. A clinical study was carried out to evaluate two different centrifugation conditions in order to improve efficiency in laboratory processes. [2,3] Study design and procedure: Venous blood was collected from 40 presumably healthy donors into four VACUETTE ® Serum Separator tubes (456073, 13/100, 5 ml) using VACUETTE ® Safety Blood Collection Sets with Holder (item # 450085). Two different VACUETTE ® gel tubes (Sample A US P-Gel and Sample B European Gel) were included in this test. A discard tube was used to guarantee appropriate filling of the tubes. The order of collection was randomized. Directly after blood collection all the tubes were inverted 8 times for proper mixing. Tubes were allowed to clot for at least 30 min at room temperature in an upright position and then centrifuged with a Rotanta 460R centrifuge from Hettich at two different centrifugation conditions (see Table 1). Table 1: Centrifugation Sample RCF (x g) Time Temp [°C] Sample A P-Gel 1800g 10 min 20 °C Sample A P-Gel 1800g 5 min 20 °C Sample B Gel 1800g 10 min 20 °C Sample B Gel 1800g 5 min 20 °C All sample tubes were analyzed for the constituents listed below at the initial time point within 2 hours of blood collection and after 48 hours on the Olympus AU640 analyzer (chemistry assays) or the Abbott AxSYM ® analyzer (immunoassay assays) using accompanying reagents from the instrument manufacturers. Between measurements, the samples were stored in the refrigerator at 4-8 °C. The following parameters were measured: Alanine Aminotransferase (ALT) Albumin Alkaline Phosphatase (ALP) Aspartate Aminotransferase (AST) Calcium Chloride Cholesterol Creatine Kinase (CK) Creatinine Gamma Glutamyltransferase (GGT)

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Page 1: centrifugation serum v4 - GBO€¦ · Centrifugation time is a critical issue for reducing turn-around-time in laboratory workflow. A clinical study was carried out to evaluate two

page 1/15

Stability of VACUETTE® Serum Separator tubes with shortened centrifugation times

Background:

Greiner-Bio-One, Austria has been selling plastic evacuated tubes (VACUETTE®) for venous blood collection since 1986. Serum Tubes with and without gel separator are coated with micronised silica particles which activate clotting when the tubes are gently inverted. VACUETTE® Serum Separator Clot Activator tubes contain a barrier gel that is present in the bottom of the tube. The specific gravity of this material lies between the blood clot and the serum. During centrifugation, the gel moves upwards to the serum-cell interface where it forms a stable barrier separating the serum from the fibrin clot. This improves the serum yield and enables serum to be left in the primary tube for analysis. It further allows greater stability of certain analytes when kept under specified conditions. [1] Study Objective: Centrifugation time is a critical issue for reducing turn-around-time in laboratory workflow. A clinical study was carried out to evaluate two different centrifugation conditions in order to improve efficiency in laboratory processes. [2,3] Study design and procedure:

Venous blood was collected from 40 presumably healthy donors into four VACUETTE® Serum Separator tubes (456073, 13/100, 5 ml) using VACUETTE® Safety Blood Collection Sets with Holder (item # 450085). Two different VACUETTE® gel tubes (Sample A US P-Gel and Sample B European Gel) were included in this test. A discard tube was used to guarantee appropriate filling of the tubes. The order of collection was randomized. Directly after blood collection all the tubes were inverted 8 times for proper mixing. Tubes were allowed to clot for at least 30 min at room temperature in an upright position and then centrifuged with a Rotanta 460R centrifuge from Hettich at two different centrifugation conditions (see Table 1). Table 1: Centrifugation

Sample RCF (x g) Time Temp [°C]

Sample A P-Gel

1800g 10 min 20 °C

Sample A P-Gel

1800g 5 min 20 °C

Sample B Gel

1800g 10 min 20 °C

Sample B Gel

1800g 5 min 20 °C

All sample tubes were analyzed for the constituents listed below at the initial time point within 2 hours of blood collection and after 48 hours on the Olympus AU640 analyzer (chemistry assays) or the Abbott AxSYM® analyzer (immunoassay assays) using accompanying reagents from the instrument manufacturers. Between measurements, the samples were stored in the refrigerator at 4-8 °C. The following parameters were measured:

Alanine Aminotransferase (ALT) Albumin Alkaline Phosphatase (ALP) Aspartate Aminotransferase (AST) Calcium

Chloride Cholesterol Creatine Kinase (CK) Creatinine Gamma Glutamyltransferase (GGT)

Page 2: centrifugation serum v4 - GBO€¦ · Centrifugation time is a critical issue for reducing turn-around-time in laboratory workflow. A clinical study was carried out to evaluate two

page 2/15

Glucose Iron Lactate Dehydrogenase (LDH) Magnesium Phosphate Potassium Sodium Total Bilirubin

Total Protein Triglyceride Thyroid stimulating hormone (TSH) Urea Uric acid Free Triiodthyronin (fT3) Free Thyroxin (fT4 )

Results: Comparison analysis was performed at the initial time point and at 48 hours. Statistical evaluation was performed with the T-test (α = 0.05) using StatSoft Software, Version 9. One sample B centrifuged at 1800g for 10 minutes was found to be hemolyzed (donor 17) and was removed from the statistical data pool for AST, LDH and Potassium after outlier testing. Also, for some donors values for immunoassay parameters at 48 hours are missing due to insufficient sample volume. Clinical evaluation was based on the allowed recommendation by the German Medical Association (RILIBÄK). [4] No clinically significant differences were observed with either gel type for the two centrifugation settings of 1800g for 10 minutes and 1800g for 5 minutes at the initial time point or after 48 hours. Conclusion:

In this study, both gel types used in the VACUETTE® Serum Separator Clot Activator tubes showed comparable results for the two tested centrifugation conditions of 1800g for 10 minutes and 1800g for 5 minutes for the tested biochemical parameters at the initial time point and 48 hours. Differences in results were not clinically significant.

References:

[1] Instructions for Use. Evacuated Blood Collection System. For in vitro Diagnostic Use. Rev. 13 [2] O‘Keane M. P., Evaluation of three different specimen types (serum, plasma, lithium heparin and serum gel separator) for analysis of certain analytes: clinical significance of differences in results and efficiency in use. Clin. Chem. Labor. Med. (44), 5 662-668 [3] Thomas L., Labor und Diagnose. Indikation und Bewertung von Laborbefunden für die medizinische Diagnostik. 7.Aufl. TH-Books Verlagsgesellsch. [4] Guideline from the medical association in Germany for quality assurance of laboratory tests. German Medical Journal. Vol. 105, Issue 7. 2008. [5] Olympus product insert. [6] AxSYM® product insert.

Page 3: centrifugation serum v4 - GBO€¦ · Centrifugation time is a critical issue for reducing turn-around-time in laboratory workflow. A clinical study was carried out to evaluate two

GBO03 page 3/15

Alanine Aminotransferase (ALT, GPT) Reference range male: <35 U/l Reference range female: < 31 U/l [5]

Sample A 0h Alanine Aminotrasferase 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

60

70

[U/l]

A0 ALT 1800g_10min A0 ALT 1800g_5min

Sample B 0h

Alanine Aminotrasferase 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

60

70

[U/l]

B0 ALT 1800g_10min B0 ALT 1800g_5min

Albumin Reference range: 35-53 g/l [5]

Sample A 0h Albumin 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

60

[g/l]

A0 ALB 1800g_10min A0 ALB 1800g_5min

Sample B 0h

Albumin 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

60

[g/l]

B0 ALB 1800g_10min B0 ALB 1800g_5min

Sample A 48h

Alanine Aminotransferase 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

60

70

[U/l]

A48 ALT 1800g_10min A48 ALT 1800g_5min

Sample B 48h

Alanine Aminotransferase 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

60

70

[U/l]

B48 ALT 1800g_10min B48 ALT 1800g_5min

Sample A 48h

Albumin 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

60

[g/l]

A48 ALB 1800g_10min A48 ALB 1800g_5min

Sample B 48h

Albumin 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

60

[g/l]

B48 ALB 1800g_10min B48 ALB 1800g_5min

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GBO03 page 4/15

Alkaline Phosphatase: Reference range male: 40-130 U/l Reference range female: 55-105 U/l [5]

Sample A 0h Alkaline Phosphatase 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

[U/l]

A0 ALP 1800g_10min A0 ALP 1800g_5min

Sample B 0h

Alkaline Phosphatase 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

[U/l]

B0 ALP 1800g_10min B0 ALP 1800g_5min

Aspartate aminotransferase (AST, GOT) Reference range male: <45 U/l Reference range female: < 34 U/l [5]

Sample A 0h Aspartate Aminotransferase 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

5

10

15

20

25

30

35

40

45

[U/l]

A0 AST 1800g_10min A0 AST 1800g_5min

Sample B 0h

Aspartate Aminotransferase 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

5

10

15

20

25

30

35

40

45

[U/l]

B0 AST 1800g_10min B0 AST 1800g_5min

Sample A 48h

Alkaline Phosphatase 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

[U/l]

A48 ALP 1800g_10min A48 ALP 1800g_5min

Sample B 48h

Alkaline Phosphatase 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

[U/l]

B48 ALP 1800g_10min B48 ALP 1800g_5min

Sample A 48h

Aspartate Aminotransferase 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

5

10

15

20

25

30

35

40

45

[U/l]

A48 AST 1800g_10min A48 AST 1800g_5min

Sample B 48h

Aspartate Aminotransferase 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

5

10

15

20

25

30

35

40

45

[U/l]

B48 AST 1800g_10min B48 AST 1800g_5min

Page 5: centrifugation serum v4 - GBO€¦ · Centrifugation time is a critical issue for reducing turn-around-time in laboratory workflow. A clinical study was carried out to evaluate two

GBO03 page 5/15

Calcium (Arsenazo) Reference range: 2.20-2.65 mmol/l [5]

Sample A 0h Calcium Arsenazo 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,5

1,0

1,5

2,0

2,5

3,0

[mm

ol/l

]

A0 CALA 1800g_10min A0 CALA 1800g_5min

Sample B 0h

Calcium Arsenazo 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,5

1,0

1,5

2,0

2,5

3,0

[mm

ol/l

]

B0 CALA 1800g_10min B0 CALA 1800g_5min

Chloride Reference range: 95-105 mmol/l [5]

Sample A 0h Chloride 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

[mm

ol/l

]

A0 CL 1800g_10min A0 CL 1800g_5min

Sample B 0h

Chloride 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

[mm

ol/l

]

B0 CL 1800g_10min B0 CL 1800g_5min

Sample A 48h

Calcium Arsenazo 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,5

1,0

1,5

2,0

2,5

3,0

[mm

ol/l

]

A48 CALA 1800g_10min A48 CALA 1800g_5min

Sample B 48h

Calcium Arsenazo 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,5

1,0

1,5

2,0

2,5

3,0

[mm

ol/l

]

B48 CALA 1800g_10min B48 CALA 1800g_5min

Sample A 48h

Chloride 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

[mm

ol/l

]

A48 CL 1800g_10min A48 CL 1800g_5min

Sample B 48h

Chloride 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

[mm

ol/l

]

B48 CL 1800g_10min B48 CL 1800g_5min

Page 6: centrifugation serum v4 - GBO€¦ · Centrifugation time is a critical issue for reducing turn-around-time in laboratory workflow. A clinical study was carried out to evaluate two

GBO03 page 6/15

Cholesterol Reference range: <200 mg/dl [5]

Sample A 0h Cholesterol 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

50

100

150

200

250

300

350

[mg

/dl]

A0 CHOL 1800g_10min A0 CHOL 1800g_5min

Sample B 0h

Cholesterol 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

50

100

150

200

250

300

350

[mg

/dl]

B0 CHOL 1800g_10min B0 CHOL 1800g_5min

Creatine Kinase (CK) Reference range male: < 190 U/l Reference range female: <167 U/l [5]

Sample A 0h Creatine Kinase 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

100

200

300

400

500

600

700

800

900

[U/l]

A0 CK 1800g_10min A0 CK 1800g_5min

Sample B 0h

Creatine Kinase 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

100

200

300

400

500

600

700

800

900

[U/l]

B0 CK 1800g_10min B0 CK 1800g_5min

Sample A 48h

Cholesterol 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

50

100

150

200

250

300

350

[mg

/dl]

A48 CHOL 1800g_10min A48 CHOL 1800g_5min

Sample B 48h

Cholesterol 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

50

100

150

200

250

300

350

[mg

/dl]

B48 CHOL 1800g_10min B48 CHOL 1800g_5min

Sample A 48h

Creatinine Kinase 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

100

200

300

400

500

600

700

800

900

[U/l]

A48 CK 1800g_10min A48 CK 1800g_5min

Sample B 48h

Creatinine Kinase 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

100

200

300

400

500

600

700

800

900

[U/l]

B48 CK 1800g_10min B48 CK 1800g_5min

Page 7: centrifugation serum v4 - GBO€¦ · Centrifugation time is a critical issue for reducing turn-around-time in laboratory workflow. A clinical study was carried out to evaluate two

GBO03 page 7/15

Creatinine Reference range male: 49-97 µmol/l Reference range female: 42-80 µmol/l [5]

Sample A 0h Creatinine 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

[µmol/l]

A0 CREZ 1800g_10min A0 CREZ 1800g_5min

Sample B 0h

Creatinine 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

[µmol/l]

B0 CREZ 1800g_10min B0 CREZ 1800g_5min

Gamma Glutamyltransferase (GGT) Reference range male: < 55 U/l Reference range female: <38 U/l [5]

Sample A 0h GGT 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

[U/l]

A0 GGT 1800g_10min A0 GGT 1800g_5min

Sample B 0h

GGT 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

5

10

15

20

25

30

35

40

45

50

[U/l]

B0 GGT 1800g_10min B0 GGT 1800g_5min

Sample A 48h

Creatinine 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

[µmol/l]

A48 CREZ 1800g_10min A48 CREZ 1800g_5min

Sample B 48h

Creatinine 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

[µmol/l]

B48 CREZ 1800g_10min B48 CREZ 1800g_5min

Sample A 48h

GGT 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

[U/l]

A48 GGT 1800g_10min A48 GGT 1800g_5min

Sample B 48h

GGT 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

5

10

15

20

25

30

35

40

45

50

[U/l]

B48 GGT 1800g_10min B48 GGT 1800g_5min

Page 8: centrifugation serum v4 - GBO€¦ · Centrifugation time is a critical issue for reducing turn-around-time in laboratory workflow. A clinical study was carried out to evaluate two

GBO03 page 8/15

Glucose Reference range: 74-109 mg/dl [5]

Sample A 0h Glucose 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

[mg

/dl]

A0 GLUC 1800g_10min A0 GLUC 1800g_5min

Sample B 0h

Glucose 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

[mg

/dl]

B0 GLUC 1800g_10min B0 GLUC 1800g_5min

Iron Reference range male: 6.3-30.7 µmol/l Reference range female: 4.1-29.5 µmol/l [5]

Sample A 0h Iron 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

5

10

15

20

25

30

35

40

45

[µmol/l]

A0 IRON 1800g_10min A0 IRON 1800g_5min

Sample B 0h

Iron 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

5

10

15

20

25

30

35

40

45

[µmol/l]

B0 IRON 1800g_10min B0 IRON 1800g_5min

Sample A 48h

Glucose 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

[mg

/dl]

A48 GLUC 1800g_10min A48 GLUC 1800g_5min

Sample B 48h

Glucose 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

[mg

/dl]

B48 GLUC 1800g_10min B48 GLUC 1800g_5min

Sample A 48h

Iron 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

5

10

15

20

25

30

35

40

45

[µm

ol/l

]

A48 IRON 1800g_10min A48 IRON 1800g_5min

Sample B 48h

Iron 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

5

10

15

20

25

30

35

40

45

[µm

ol/l

]

B48 IRON 1800g_10min B48 IRON 1800g_5min

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GBO03 page 9/15

Lactate Dehydrogenase (LDH) Reference range male: <248 U/l Reference range female:<247 U/l [5]

Sample A 0h Lactate Dehydrogenase 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

180

200

220

240

260

[U/l]

A0 LDH 1800g_10min A0 LDH 1800g_5min

Sample B 0h

Lactate Dehydrogenase 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

180

200

220

240

260

[U/l]

B0 LDH 1800g_10min B0 LDH 1800g_5min

Magnesium Reference range: 0.75-1.10 mmol/l [5]

Sample A 0h Magnesium 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,2

0,4

0,6

0,8

1,0

1,2

[mm

ol/l

]

A0 MG 1800g_10min A0 MG 1800g_5min

Sample B 0h

Magnesium 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,2

0,4

0,6

0,8

1,0

1,2

[mm

ol/l

]

B0 MG 1800g_10min B0 MG 1800g_5min

Sample A 48h

LDH 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

180

200

220

240

260

[U/l]

A48 LDH 1800g_10min A48 LDH 1800g_5min

Sample B 48h

LDH 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

180

200

220

240

260

[U/l]

B48 LDH 1800g_10min B48 LDH 1800g_5min

Sample A 48h

Magnesium 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,2

0,4

0,6

0,8

1,0

1,2

[mm

ol/l

]

A48 MG 1800g_10min A48 MG 1800g_5min

Sample B 48h

Magnesium 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,2

0,4

0,6

0,8

1,0

1,2

[mm

ol/l

]

B48 MG 1800g_10min B48 MG 1800g_5min

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GBO03 page 10/15

Phosphate, inorganic Reference range: 0.84-1.45 mmol/l [5]

Sample A 0h Inorganic Phosphate 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,2

0,4

0,6

0,8

1,0

1,2

1,4

1,6

1,8

2,0

[mm

ol/l

]

A0 IP 1800g_10min A0 IP 1800g_5min

Sample B 0h

Inorganic Phosphate 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,2

0,4

0,6

0,8

1,0

1,2

1,4

1,6

1,8

2,0

[mm

ol/l

]

B0 IP 1800g_10min B0 IP 1800g_5min

Potassium Reference range: 3.6-4.8 mmol/l [5]

Sample A 0h Potassium 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

1

2

3

4

5

6

[mm

ol/l

]

A0 K 1800g_10min A0 K 1800g_5min

Sample B 0h

Potassium 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

1

2

3

4

5

6

[mm

ol/l

]

B0 K 1800g_10min B0 K 1800g_5min

Sample A 48h

Inorganic Phosphate 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,2

0,4

0,6

0,8

1,0

1,2

1,4

1,6

1,8

2,0

[mm

ol/l

]

A48 IP 1800g_10min A48 IP 1800g_5min

Sample B 48h

Inorganic Phosphate 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,2

0,4

0,6

0,8

1,0

1,2

1,4

1,6

1,8

2,0

[mm

ol/l

]

B48 IP 1800g_10min B48 IP 1800g_5min

Sample A 48h

Potassium 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

1

2

3

4

5

6

[mm

ol/l

]

A48 K 1800g_10min A48 K 1800g_5min

Sample B 48h

Potassium 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

1

2

3

4

5

6

[mm

ol/l

]

B48 K 1800g_10min B48 K 1800g_5min

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GBO03 page 11/15

Sodium Reference range: 135-145 mmol/l [5]

Sample A 0h Sodium 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

[mm

ol/l

]

A0 Na 1800g_10min A0 Na 1800g_5min

Sample B 0h

Sodium 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

[mm

ol/l

]

B0 Na 1800g_10min B0 Na 1800g_5min

Total Bilirubin Reference range: 0.1-1.2 mg/dl [5]

Sample A 0h Total Bilirubin 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,5

1,0

1,5

2,0

2,5

3,0

[mg

/dl]

A0 TBIL 1800g_10min A0 TBIL 1800g_5min

Sample B 0h

Total Bi lirubin 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,5

1,0

1,5

2,0

2,5

3,0

[mg

/dl]

B0 TBIL 1800g_10min B0 TBIL 1800g_5min

Sample A 48h

Sodium 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

[mm

ol/l

]

A48 Na 1800g_10min A48 Na 1800g_5min

Sample B 48h

Sodium 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

[mm

ol/l

]

B48 Na 1800g_10min B48 Na 1800g_5min

Sample A 48h

Total Bil irubin 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,2

0,4

0,6

0,8

1,0

1,2

1,4

1,6

1,8

2,0

2,2

2,4

2,6

2,8

3,0

[mg

/dl]

A48 TBIL 1800g_10min A48 TBIL 1800g_5min

Sample B 48h

Total Bil irubin 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,2

0,4

0,6

0,8

1,0

1,2

1,4

1,6

1,8

2,0

2,2

2,4

2,6

2,8

3,0

[mg

/dl]

B48 TBIL 1800g_10min B48 TBIL 1800g_5min

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GBO03 page 12/15

Total Protein Reference range: 66-83 g/l [5]

Sample A 0h Total Protein 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

60

70

80

90

[g/l]

A0 TP 1800g_10min A0 TP 1800g_5min

Sample B 0h

Total Protein 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

60

70

80

90

[g/l]

B0 TP 1800g_10min B0 TP 1800g_5min

Triglyceride Reference range: <150 mg/dl [5]

Sample A 0h Triglyceride 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

180

200

220

240

260

[mg

/dl]

A0 TRI 1800g_10min A0 TRI 1800g_5min

Sample B 0h

Triglyceride 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

180

200

220

240

260

[mg

/dl]

B0 TRI 1800g_10min B0 TRI 1800g_5min

Sample A 48h

Total Protein 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

60

70

80

90

[g/l]

A48 TP 1800g_10min A48 TP 1800g_5min

Sample B 48h

Total Protein 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

60

70

80

90

[g/l]

B48 TP 1800g_10min B48 TP 1800g_5min

Sample A 48h

Triglyceride 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

180

200

220

240

260

[mg

/dl]

A48 TRI 1800g_10min A48 TRI 1800g_5min

Sample B 48h

Triglyceride 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

20

40

60

80

100

120

140

160

180

200

220

240

260

[mg

/dl]

B48 TRI 1800g_10min B48 TRI 1800g_5min

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GBO03 page 13/15

Thyroid stimulating hormone (TSH) Reference range: 0.49-4.67 µU/ml [6]

Sample A 0h TSH 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,5

1,0

1,5

2,0

2,5

3,0

3,5

[µU/m

l]

A0 TSH 1800g_10min A0 TSH 1800g_5min

Sample B 0h

TSH 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,5

1,0

1,5

2,0

2,5

3,0

3,5

[µU/m

l]

B0 TSH 1800g_10min B0 TSH 1800g_5min

Urea Reference range male: 18-55 mg/dl Reference range female: 15-43 mg/dl [5]

Sample A 0h Urea 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

[mg

/dl]

A0 UREA 1800g_10min A0 UREA 1800g_5min

Sample B 0h

Urea 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

10

20

30

40

50

[mg

/dl]

B0 UREA 1800g_10min B0 UREA 1800g_5min

Sample A 48h

TSH 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,5

1,0

1,5

2,0

2,5

3,0

3,5

[µU/m

l]

A48 TSH 1800g_10min A48 TSH 1800g_5min

Sample B 48h

TSH 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,5

1,0

1,5

2,0

2,5

3,0

3,5

[µU/m

l]

B48 TSH 1800g_10min B48 TSH 1800g_5min

Sample A 48h

Urea 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

5

10

15

20

25

30

35

40

45

50

[mg

/dl]

A48 UREA 1800g_10min A48 UREA 1800g_5min

Sample B 48h

Urea 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

5

10

15

20

25

30

35

40

45

50

[mg

/dl]

B48 UREA 1800g_10min B48 UREA 1800g_5min

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GBO03 page 14/15

Uric acid Reference range male: 3.6-7.0 mg/dl Reference range female: 2.3-6.1 mg/dl [5]

Sample A 0h Uric Acid 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

1

2

3

4

5

6

7

8

9

10

[mg

/dl]

A0 UA 1800g_10min A0 UA 1800g_5min

Sample B 0h

Uric Acid 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

1

2

3

4

5

6

7

8

9

10

[mg

/dl]

B0 UA 1800g_10min B0 UA 1800g_5min

Free Triiodthyronin (fT3)

Reference range: 1.45-3.48 pg/ml [6]

Sample A 0h fT3 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,5

1,0

1,5

2,0

2,5

3,0

3,5

[pg

/ml]

A0 fT3 1800g_10min A0 fT3 1800g_5min

Sample B 0h

fT3 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,5

1,0

1,5

2,0

2,5

3,0

3,5

[pg

/ml]

B0 fT3 1800g_10min B0 fT3 1800g_5min

Sample A 48h

Uric Acid 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

1

2

3

4

5

6

7

8

9

10

[mg

/dl]

A48 UA 1800g_10min A48 UA 1800g_5min

Sample B 48h

Uric Acid 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420

1

2

3

4

5

6

7

8

9

10

[mg

/dl]

B48 UA 1800g_10min B48 UA 1800g_5min

Sample A 48h

fT3 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,5

1,0

1,5

2,0

2,5

3,0

3,5

[pg

/ml]

A48 fT3 1800g_10min A48 fT3 1800g_5min

Sample B 48h

fT3 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,5

1,0

1,5

2,0

2,5

3,0

3,5

[pg

/ml]

B48 fT3 1800g_10min B48 fT3 1800g_5min

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GBO03 page 15/15

Free Thyroxin (fT4)

Reference range: 0.71-1.85 ng/dl [6]

Sample A 0h fT4 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,2

0,4

0,6

0,8

1,0

1,2

1,4

1,6

[ng

/dl]

A0 fT4 1800g_10min A0 fT4 1800g_5min

Sample B 0h

fT4 0h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,2

0,4

0,6

0,8

1,0

1,2

1,4

1,6

[ng

/dl]

B0 fT4 1800g_10min B0 fT4 1800g_5min

Sample A 48h

fT4 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,2

0,4

0,6

0,8

1,0

1,2

1,4

1,6

[ng

/dl]

A48 fT4 1800g_10min A48 fT4 1800g_5min

Sample B 48h

fT4 48h

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 420,0

0,2

0,4

0,6

0,8

1,0

1,2

1,4

1,6

[ng

/dl]

B48 fT4 1800g_10min B48 fT4 1800g_5min