CAMBRIDGE, Mass.--(BUSINESS WIRE)--Sirtris Pharmaceuticals, Inc. (Nasdaq: SIRT), a biopharmaceutical company focused on discovering and developing small molecule drugs to treat diseases of aging such as Type 2 Diabetes, today announced that it will report financial results for the year ended December 31, 2007 on Monday, February 25, 2008, after the U.S. financial markets close.