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Session 184-Poster Abstracts
Persistence of Resistance and Treatment Outcomes in Women after Single-dose Nevirapine
Wednesday, 2-4 pm; Poster Hall
      912

Greater Persistence of Drug Resistance Mutations in HIV-1 Subtype C than Other Subtypes among Women Exposed to sdNVP for the PMTCT
Chunfu Yang*1, E Njagi2, J McNicholl3, L Njobvu4, J Ong’ech2, D Potter5, W Ratanasuwan6, O Bolu1, J Johnson1, P Weidle1, and for the NNRTI Response Study Team
1CDC, Atlanta, GA, US; 2Kenyatta Natl Hosp and Univ of Nairobi, Kenya; 3Thailand Ministry of Publ Hlth-US CDC Collaboration, Nonthaburi; 4Ctr for Infectious Disease Res in Zambia, Lusaka; 5CDC Zambia, Lusaka; and 6Siriraj Hosp, Mahidol Univ, Bangkok, Thailand
      913

Emergence and Persistence of Nevirapine-resistant HIV in Breast Milk after sdNVP Administration
Sarah Hudelson*1, M McConnell2, D Bagenda3,4, E Piwowar-Manning1, T Parsons1, M Nolan5, P Bakaki6, M Thigpen2, M G Fowler1, and S Eshleman1
1Johns Hopkins Univ Sch of Med, Baltimore, MD, US; 2CDC, Atlanta, GA, US; 3Makerere Univ-Johns Hopkins Univ Res Collaboration, Kampala, Uganda; 4Makerere Univ Sch of Publ Hlth, Kampala, Uganda; 5mothers2mothers, Cape Town, South Africa; and 6Case Western Reserve Univ, Cleveland, OH, US
      914

Long-term Clinical Outcomes on ART among Women with Prior Exposure to Intrapartum Nevirapine
Namwinga Chintu*1, M Giganti1,2, N Putta1, M Sinkala3, E Sadoki1, E Stringer1,2, J Stringer1,2, and B Chi1,2
1Ctr for Infectious Disease Res in Zambia, Lusaka; 2Univ of Alabama at Birmingham, US; and 3Catholic Med Missions Board, Lusaka, Zambia
      915 Virological Failure Rates among Women Exposed to sdNVP Compared to Women Not Exposed to sdNVP: Results from CIPRA-SA
Francesca Conradie*1, C Wallis1, W Stevens1,2, M Fox3,4, C Van Der Horst5, R Wood6, M Dehlinger7, J McIntyre1, I Sanne1, and CIPRA-SA Study Team
1Univ of the Witwatersrand, Johannesburg, South Africa; 2Natl Hlth Lab Svc, Johannesburg, South Africa; 3Ctr for Global Hlth and Devt, Boston Univ, MA, US; 4Hlth Economics and Epi Res Office, Johannesburg, South Africa; 5Univ of North Carolina at Chapel Hill, US; 6Univ of Cape Town, South Africa; and 7NIAID, NIH, Bethesda, MD, US
      916

NVP Resistance Mutations among Women Exposed to a sdNVP Intrapartum More than 1 Year Prior to Starting NNRTI-based ART Are Not Associated with Virologic Failure
Paul Weidle*1, J Kiarie2,3, P Intalapaporn4, J Stringer5, P Muiruri2, I Zulu6, M McConnell7, C Yang1, O Bolu1, J Johnson1, and the NNRTI Response Study Team
1CDC, Atlanta, GA, US; 2Kenyatta Natl Hosp, Nairobi, Kenya; 3Univ of Nairobi, Kenya; 4Rajavithi Hosp, Bangkok, Thailand; 5Univ of Alabama at Birmingham, Ctr for Infectious Disease Res in Zambia, Lusaka; 6CDC Zambia, Lusaka; and 7Thailand Ministry of Publ Hlth-US CDC Collaboration, Nonthaburi