PHILADELPHIA, May 13, 2010 (GLOBE NEWSWIRE) -- Hemispherx Biopharma, Inc. (NYSE Amex:HEB) (the “Company”), today announced that the Company will participate in the Rodman & Renshaw 6th Annual Global Healthcare Conference to be held on May 16-18, 2010 at the Grosvenor House Hotel, London, UK. Dr. William A. Carter, Hemispherx’s Chairman & CEO, is scheduled to present on Monday, May 17th, at 11:30 AM BST; 6:30 AM EDT.