Hedgehog inhibitor PF-04449913

Definition / meaning of Hedgehog inhibitor PF-04449913

An orally bioavailable small-molecule inhibitor of the Hedgehog (Hh) signaling pathway with potential antineoplastic activity. Hedgehog inhibitor PF-04449913 appears to inhibit Hh pathway signaling. The Hh signaling pathway plays an important role in cellular growth, differentiation and repair. Constitutive activation of Hh pathway signaling has been observed in various types of malignancies.

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The Web site of the National Cancer Institute (http://www.cancer.gov/)

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