Tat-Vaccinated Macaques Do Not Control Simian Immunodeficiency Virus SIVmac239 Replication

Author:

Allen Todd M.1,Mortara Lorenzo1,Mothé Bianca R.1,Liebl Max1,Jing Peicheng1,Calore Briana1,Piekarczyk Marian1,Ruddersdorf Richard1,O'Connor David H.1,Wang X.2,Wang Chenxi3,Allison David B.3,Altman John D.2,Sette Alessandro4,Desrosiers Ronald C.5,Sutter Gerd6,Watkins David I.17

Affiliation:

1. Wisconsin Regional Primate Research Center, University of Wisconsin, Madison, Wisconsin 53715

2. Emory Vaccine Center, Emory University School of Medicine, Atlanta, Georgia 30322

3. Section on Statistical Genetics, Department of Biostatistics and Clinical Nutrition Research Center and Department of Nutrition Sciences, University of Alabama at Birmingham, Birmingham, Alabama 35294

4. Epimmune Inc., San Diego, California 92121

5. New England Regional Primate Research Center, Southborough, Massachusetts 01772

6. GSF-Institute for Molecular Virology, Munich, Germany 81675

7. Department of Pathology and Laboratory Medicine, University of Wisconsin Medical School, Madison, Wisconsin 53706

Abstract

ABSTRACT The regulatory proteins of human immunodeficiency virus may represent important vaccine targets. Here we assessed the role of Tat-specific cytotoxic T lymphocytes (CTL) in controlling pathogenic simian immunodeficiency virus SIVmac239 replication after using a DNA-prime, vaccinia virus Ankara-boost vaccine regimen. Despite the induction of Tat-specific CTL, there was no significant reduction in either peak or viral set point compared to that of controls.

Publisher

American Society for Microbiology

Subject

Virology,Insect Science,Immunology,Microbiology

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