NEW YORK--(BUSINESS WIRE)--Jan. 5, 2006--Antigenics Inc. (NASDAQ: AGEN) today announced that Garo H. Armen, PhD, the company’s chairman and CEO, will present at JPMorgan’s 24th Annual Healthcare Conference at the Westin St. Francis Hotel in San Francisco at 8:30 a.m. PT on Thursday, January 12.