chronic phase leucemia mieloide cronica (cml) advanced phase

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Chronic phase LEUCEMIA MIELOIDE CRONICA (CML) Advanced phase

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Page 1: Chronic phase LEUCEMIA MIELOIDE CRONICA (CML) Advanced phase

Chronic phase

LEUCEMIA MIELOIDE CRONICA (CML)

Advanced phase

Page 2: Chronic phase LEUCEMIA MIELOIDE CRONICA (CML) Advanced phase
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•Effetti trascrizionali

FUNZIONI DI c-Abl

• Riconoscimento di lesioni a carico del DNA • Progressione del ciclo cellulare

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PRINCIPALI TERAPIE PER LA CML

• idrossiurea• interferone- (IFN- )• IFN- + araC• trapianto eterologo di cellule staminali• trapianto autologo di cellule staminali

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PI3 kinase

STAT5 NFB

Akt kinase

Bcl-xL

Bad

Bax

Bak

P

P

Caspase-3, -7

Cyt cSMAC

IAPs

Caspase-9

APAF-1, dATPCaspase-9

APOPTOSIS

BadP

Bcr-Abl

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Copyright ©2005 American Society of Hematology. Copyright restrictions may apply.

A) Gruppo 3’-piridilico: aumenta l’attività cellulare del composto

B) Gruppo amidico: conferisce l’azione anti-TK

C) Gruppo metilico: abolisce l’azione anti-PKC

D) Gruppo N-metilpiperazinico: aumenta la solubilità e la biodisponibilità per via orale

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ALTRI BERSAGLI MOLECOLARI DEL GLIVEC

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Figure 16.25b The Biology of Cancer (© Garland Science 2007)

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Figure 16.30 The Biology of Cancer (© Garland Science 2007)

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Figure 16.26c The Biology of Cancer (© Garland Science 2007)

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Figure 16.27a (part 1 of 2) The Biology of Cancer (© Garland Science 2007)

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Figure 16.27a (part 2 of 2) The Biology of Cancer (© Garland Science 2007)

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Copyright ©2005 American Society of Hematology. Copyright restrictions may apply.

Deininger, M. et al. Blood 2005;105:2640-2653

Figure 6. Frequency of BCR-ABL mutations detected in clinical specimens (n = 177)

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Gln Lys,Val

Thr Ile

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Figure 16.26b The Biology of Cancer (© Garland Science 2007)

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ULTERIORI APPLICAZIONI TERAPEUTICHE DEL GLIVEC

GISTGastrointestinal stromal tumors

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Figure 16.29 The Biology of Cancer (© Garland Science 2007)

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EFFETTI DEL GLIVEC SUL MICROAMBIENTE TUMORALE

• Inibizione degli effetti angiogenici del PDGF

sulle cellule dello stroma

sulle cellule endoteliali

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EFFETTI TOSSICI DEL GLIVEC

•Nausea; vomito•Ritenzione di liquidi•Crampi muscolari e dolori articolari•Mielosoppressione di grado 2-3•Cardiotossicità

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