Memory CD4+ T�cells that co-express PD1 and CTLA4 have reduced response to activating stimuli facilitating HIV latency.

Rasmussen TA, Zerbato JM, Rhodes A, Tumpach C, Dantanarayana A, McMahon JH, Lau JSY, Chang JJ, Gubser C, Brown W, Hoh R, Krone M, Pascoe R, Chiu CY, Bramhall M, Lee HJ, Haque A, Fromentin R, Chomont N, Milush J, Van der Sluis RM, Palmer S, Deeks SG, Cameron PU, Evans V, Lewin SR