Press Release

 
VGX Pharmaceuticals Announces the Initiation of IND-enabling Toxicology Studies
for VGX-150
BLUE BELL, P.A. – August 31, 2006–

VGX Pharmaceuticals announced today that they have entered an agreement with RMR Technologies, LLC whereby RMR will conduct a series of toxicology studies on VGX- 150, the company’s leading drug candidate for the treatment of Melanoma. RMR is a privately held biotechnology company dedicated to research and development of drug and gene delivery technology.

The toxicology studies will be conducted at the H. Lee Moffit Cancer Center at the University of South Florida under the leadership and direction of Richard Heller, Ph.D., a leading scientist in the field of cancer and one of the founders of RMR.

“We are excited about the involvement of Dr. Heller and the Moffit Cancer Center in the development of this important compound Dr. Heller is a world renowned scientist and a leader in his field. The Moffit Cancer Center is one of the nation’s most respected cancer research centers. We believe VGX-150 can play an important role in the treatment of Melanoma, and we are pleased to have its early development in such capable hands” said J. Joseph Kim, Ph.D., President and Chief Executive Officer of VGX Pharmaceuticals.

The results of the toxicology studies are expected to be available in the first quarter of 2007.


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About VGX Pharmaceuticals
VGX Pharmaceuticals is a leading biopharmaceutical company with strong product candidates for the treatment of infectious diseases including HIV and hepatitis C virus (HCV) as well as cancer and inflammatory diseases. The Company’s clinical development programs include PICTOVIR™ for HIV infection and VGX-410C for chronic HCV infection, which are currently in Phase II clinical trials. In addition, a Phase I clinical trial will be initiated in 2006 for the Company’s lead cancer drug compound, VGX-150 for the treatment of Melanoma. Moreover, VGX Pharmaceuticals’ therapeutic platform is designed to advance a strong and continual pipeline of additional drug candidates into the clinic with VGX-100 for cancer therapy and VGX-1027 and VGX-750 for inflammatory diseases currently in development. The product candidates and technology programs are protected by the Company’s extensive global intellectual property portfolio. More information about VGX can be found at www.vgxp.com.

Company Contact:
Kevin W. Rassas
Senior Vice President
Tel 267.440.4208
Fax 267.440.4242
E-mail: Rassas@vgxp.com
www.vgxp.com