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HSP90 (H eat-S hock P rotein 90 kDa)

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Proteasoma

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• Attivazione dell’ubiquitinaadenilazionetrasferimento a E2

• Coniugazione• Riconoscimento della catena di poliubiquitina da

parte delle subunità regolatrici del proteasoma

• Rimozione della catena di poliubiquitina• Degradazione enzimatica del substrato

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BORTEZOMIB (VELCADE®)

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MalattiaSito di sviluppo del

tumoreRischio relativo

Forme ereditarie

   Emocromatosi Fegato 219

   Malattia di Crohn Colon 3

   Colite ulcerosa Colon 6

Forme acquisite

Virali

   Hepatite B Fegato 88

   Hepatite C Fegato 30

Batteriche

   Helicobacter pylori Stomaco 11

   PID (pelvic inflammatory disease) Ovaio 3

Parassitarie

   S. hematobium Vescica 2-14

   S. japonicum Colon 2-6

   Fasciola epatica Fegato 14

Da cause chimiche/fisiche/metaboliche

   Riflusso acido Esofago 50-100

   Amianto Pleure >10

   Obesità Molteplici siti 1.3-6.5

ESEMPI DI INFIAMMAZIONI/INFEZIONI CRONICHE LEGATE A UN AUMENTO DEL RISCHIO DI SVILUPPO DI TUMORI

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