(1) BD Biosciences: CD3-H7APC (SK7), CD45RA-Cy7PE (L48), CTLA-4-APC (BNI3),
IFN-g-FITC (B27), CCR7-Alexa700 (150503), CCR5-FITC (2D7/CCR5), CCR4-PE (1G1) and
IL-2-PE (MQ1-17H12), Ki67-FITC (B56); (2) Beckman Coulter: CD27-Alexa680
(IA4CD27), CD127-Cy5PE (R34.34), CD160-PE (BY55), BTLA-PE (J168-540); (3)
BioLegend: PD-1-BV421 (EH12.2H7), 2B4-FITC (CD244, C1.7), IL-17a-Cy5.5PerCP
(BL168), CCR6-Alexa647 (or PE, TG7/CCR6), CD27 Alexa647 (O323), CCR7 BV605
(G043H7), CXCR5 BV421 (J252D4), and CD154-Cy5PE (24–31); (4) Invitrogen:
CD4-Cy5.5PE (S3.5), CD27-QD605 (CLB-27/1), CD8-QD800 (3B5). A biotinylated
anti-PD-1 antibody was obtained from R&D (BAF 1086) and streptavidin-Qdot
655 was obtained from Molecular Probes. Quantum dots and Aqua amine viability dye
were obtained from Invitrogen. CD27-Alexa 594, TNF-a Alexa 594, HLA-DR BV650, and
CD38-Alexa 680 were conjugated in-house.