Molecular biology of the human immunodeficiency viruses / D. A. Mann -- Mucosal transmission of human immunodeficiency virus / Robin Shattock and George E. Griffin -- Early events after infection / A. R. Freedman and J. E. Groopman -- The molecular biology of disease progression / Sunil Shaunak and Ian Teo -- The cellular immune response to HIV / A. Carmichael -- Viral co-factors in HIV infection / Brian J. Thomson -- Neurological damage in HIV infection / Dawn McGuire and Warner C. Greene -- Malignancies associated with HIV infection / John L. Ziegler -- The molecular biology of antiretroviral drugs / E. D. Blair and G. Darby -- Progress with HIV vaccines / Karen A. Kent and Erling W. Rud.