CAMBRIDGE, Mass., Feb. 9, 2009 (GLOBE NEWSWIRE) -- Infinity Pharmaceuticals, Inc. (Nasdaq:INFI), an innovative cancer drug discovery and development company, today announced the presentation of preclinical data from the natural product foundation of IPI-926, Infinity's orally-available inhibitor of the Hedgehog pathway, demonstrating significant inhibition of tumor growth in a primary ovarian cancer model.