Serrano-Villar Cheret E. Hart

157 TUESDAY SCIENTIFIC SESSIONS Final Program ------------------------------------------------------------------------ 179 H Poster Session HIV-I Pathogenesis and Predictors of Antiretroviral Response in Treatment and Prevention Tuesday, 11:15 a.m.–1:15 p.m. . . . . . . . . . . . . . . . . . . . Halls A-C Presentations: H-1564 CD4 Slope as a Predictor for Immunologic Recovery in Ad- vanced Human Immunodeficiency Virus-Infected Patients

K. Kim

1 , J. Yi 2 , S. Lee 1 ; 1 Pusan Natl. Univ. Hosp., Busan, Korea, Republic of, 2 Pusan Natl. Univ. Yangsan Hosp., Yangsan, Gyeongsangnam-do, Korea, Republic of. H-1565 Factors Associated with Immune Discordance in HIV-Infect- ed Patients Receiving Antiretroviral Therapy with Complete Viral Suppression P. Mingbunjerdsuk, N. Asdamongkol, S. Sungkanuparph; Faculty of Med. Ramathibodi Hosp., Mahidol Univ., Bangkok, Thailand. H-1566 Persistent Low-Level Viraemia in HIV-1-Infected Patients: Swiss HIV Cohort Study

N. Boillat Blanco

1 , K. Darling 1 , F. Schöni-Affolter 2 , H. Günthard 3 , R. Fulchini 4 , M. Rougemont 5 , E. Bernasconi 6 , D. Vuichard 7 , H. Furrer 8 , O. Clerc 1 , M. Cavassini 1 ; 1 Univ., Lausanne, Switzerland, 2 SHCS Data Ctr., Lausanne, Switzerland, 3 Univ., Zurich, Switzerland, 4 Hosp., St. Gallen, Swit- zerland, 5 Univ., Geneva, Switzerland, 6 Hosp., Lugano, Switzerland, 7 Univ., Basel, Switzerland, 8 Univ., Bern, Switzerland. H-1567 CD4CD8 Ratio Relations with Immune Activation, Bacte- rial Translocation and Latent HIV-1 Reservoir in Virally Sup- pressed HIV-Infected Subjects

S. Serrano-Villar

1 , C. Gutiérrez 1 , A. Vallejo 1 , B. Hernández-Novoa 1 , L. Díaz 2 , M. Abad 1 , N. Madrid 1 , F. Dronda 1 , M. Muñoz-Fernández 2 , S. Moreno 1 ; 1 Hosp. Ramón y Cajal, Madrid, Spain, 2 Hosp. Gregorio Marañón, Madrid, Spain. H-1568 Only One Viral Strain is Circulating and Massively Fuels the Viral Reservoir in Acute Primary HIV-1 Infection

A. Cheret

1 , C. Bacchus 2 , V. Avettand-Fenoël 1 , A. Mélard 1 , C. Blanc 3 , G. Nem- bot 4 , C. Lascoux-Combes 5 , L. Meyer 4 , A. Samri 2 , B. Autran 2 , C. Rouzioux 1 , OPTIPRIM ANRS Study Group; 1 EA 3620, Necker Hosp., Paris, France, 2 Cellular and Tissular Immunology Lab. INSERM UMR-S 945 Pitié-Salpêtrière Hosp., Paris, France, 3 Flow Cytometry Platform Hosp. Pitié-Salpêtrière, Paris, France, 4 Epidemiology and Publ. Hlth. Dept., Inserm U1018 Le Kremlin-Bicêtre, Paris, France, 5 Internal Med. Dept., Saint-Louis Hosp., Paris, France. H-1569 Identification of Glycosylation Sites That May Alter the Bystander Apoptosis Activity of HIV-1 Env R. T. C. Lee 1 , L. K. Lee 2 , A. Joshi 3 , O. T. Ng 2 , K. Y. Ng 2 , S. Maurer-Stroh 1 , H. Garg 3 ; 1 Agency for Sci., Technology, and Res., Singapore, Singapore, 2 Tan Tock Seng Hosp., Singapore, Singapore, 3 Texas Tech Univ. Hlth. Sci. Ctr., El Paso, TX. H-1570 Intracellular Tenofovir Concentrations are Associated with dATP and Lymphocyte Activation During A PKPD Analysis in the TDF2 Study R. E. Haaland 1 , C. Dawson 1 , A. Holder 1 , C. P. Pau 1 , D. K. Smith 1 , T. M. Segolodi 1 , M. C. Thigpen 1 , L. A. Paxton 1 , T. L. Parsons 2 , C. W. Hendrix 2 ,

C. E. Hart

1 ; 1 CDC, Atlanta, GA, 2 Johns Hopkins Univ., Baltimore. Late-breaker presentations are listed behind the Late-breaker tab of the Final Program. ------------------------------------------------------------------------ 180 H Poster Session HIV-I Resistance, Tropism and Novel Laboratory Methods Tuesday, 11:15 a.m.–1:15 p.m. . . . . . . . . . . . . . . . . . . . Halls A-C Presentations: H-1571 A Diminution in Population HIV-1 Viral Load Correlates with Declining Levels of Circulating HIV Drug Resistance Mutations in Quebec

H. Charest