NEW YORK, April 30, 2012 (GLOBE NEWSWIRE) -- SIGA Technologies, Inc. (Nasdaq:SIGA), a company specializing in the development of pharmaceutical agents to fight lethal disease causing pathogens, announced today that management will host a conference call and simultaneous webcast to provide a quarterly business update at 4:30 P.M. ET on Monday, May 7, 2012.
