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GIST Pathology PowerPoint by Dr. Rosenberg - The Life Raft Group

GIST Pathology PowerPoint by Dr. Rosenberg - The Life Raft Group

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Treatment<br />

GI Stromal Tumors<br />

Complete resection; Conventional chemotherapy fails<br />

Imatinib - inhibitor of c-Kit<br />

most effective<br />

Mechanism of Action of Gleevec<br />

ATP<br />

PO 4<br />

Gleevec<br />

ATP<br />

TK<br />

TK<br />

Substrate<br />

Substrate<br />

p210<br />

Bcr-Abl<br />

p210<br />

Bcr-Abl<br />

Gleevec is not entirely selective for Bcr-Abl; it also inhibits c-Kit and PDGF-R.

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