Hemispherx Biopharma to Present at the 15th Annual Rodman & Renshaw Global Investment Conference in New York City September 8-10th PHILADELPHIA, Sept. 3, 2013 (GLOBE NEWSWIRE) -- Hemispherx Biopharma (NYSE MKT:HEB), today announced it will be featured as a presenting company at the 15th Annual Rodman & Renshaw Global...

Hemispherx Biopharma's Ampligen(R) Tested in Combination With Experimental Vaccine From Leading Cancer Research Institute PHILADELPHIA, June 21, 2011 (GLOBE NEWSWIRE) -- Hemispherx Biopharma, Inc. (NYSE Amex:HEB) (the "Company" or "Hemispherx") today announced that it has entered into a Material Transfer and Research...