CAMBRIDGE, Mass.--(BUSINESS WIRE)--Alnylam Pharmaceuticals, Inc. (Nasdaq: ALNY), a leading RNAi therapeutics company, today announced that management will present a company overview at the Cowen and Company 27th Annual Health Care Conference on March 14, 2007 at 8:00 a.m. ET at The Boston Marriott Copley Place in Boston, Massachusetts.