SOUTH SAN FRANCISCO, Calif.--(BUSINESS WIRE)--Cell Genesys, Inc. (Nasdaq:CEGE), today announced that Stephen A. Sherwin, M.D., chairman and chief executive officer, and Sharon E. Tetlow, senior vice president and chief financial officer of Cell Genesys, will host a conference call relating to the company’s second quarter financial results that will be broadcast live over the internet on Friday, August 1, 2008, at 1:30 p.m. PT/ 4:30 p.m. ET.