%0 Journal Article %T 642. B- and T-Cell Responses to Pneumococcal Polysaccharide and Protein Vaccine Antigens in Recently Diagnosed HIV-1-Infected Patients %J Archive of "Open Forum Infectious Diseases". %D 2018 %R 10.1093/ofid/ofy210.649 %X Prevention of serious HIV-1-associated pneumococcal infections may be compromised by the limited magnitude and function of vaccine-induced antibodies. Responses to the T-independent pneumococcal capsular polysaccharide (PPS) + T-dependent diphtheria toxoid (DT) protein conjugate vaccine (PCV-13) may be influenced by CD4+ T follicular helper (TFH) cells which provide specific help for B-cell differentiation %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6253450/