GAITHERSBURG, Md.--(BUSINESS WIRE)--VIRxSYS Corporation, a privately held company developing gene therapies for HIV and genetic diseases, will present additional results from its Phase II trial of VRX496, an investigational gene therapy for the treatment of AIDS, at the 2008 American Society of Gene Therapy Annual Meeting in Boston, Massachusetts. Dr. Carl H. June, MD from the University of Pennsylvania will present new data from VRX496 trials as part of a session: Infectious Disease: Novel Gene Therapy Strategies Against Infection.