NEW YORK--(BUSINESS WIRE)--SIGA Technologies, Inc., a company specializing in the development of pharmaceutical agents to fight bio-warfare pathogens, announced today that its Chief Scientific Officer, Dr. Dennis E. Hruby, is presenting a Distinguished Lecture at the Centers for Disease Control and Prevention (CDC) in Atlanta on Wednesday, April 23, 2008. Dr. Hruby’s presentation, entitled “Discovery and Development of a Smallpox Antiviral Drug,” outlines the progression of SIGA’s anti-orthopoxvirus drug, ST-246, from its discovery in the laboratory through SIGA’s recent filing with the U.S. Food and Drug Administration (FDA) in support of an Emergency Use Authorization (EUA) application for the drug.