[1] Inst Pasteur, Dept SIDA & Retrovirus, F-75724 Paris 15, France
[2] CHU Necker Enfants Malad, Serv Virol, F-75743 Paris 15, France
[3] CHU Necker Enfants Malad, Serv Immunol Clin, F-75743 Paris 15, France
[4] CHU Kremlin Bicetre, Serv Med Interne, Le Kremlin Bicetre, France
[5] INSERM SC10, F-94807 Villejuif, France
[6] Hop Henri Mondor, Serv Immunol Clin, F-94010 Creteil, France