HemoBioTech to Present "Need for Blood Substitute to Prevent HIV Transmission" at 5th International AIDS Society Conference on HIV Pathogenesis, Treatment and Prevention DALLAS, TX--(Marketwire - June 2, 2009) - Representatives from HemoBioTech, Inc. (OTCBB: HMBT) will present "Developing blood substitutes for the prevention of HIV transmission," at the 5th...