RecruitingPhase 1Drug trialSafety and Pharmacokinetics Study of PGT121.414.LS Alone and in Combination With VRC07-523LS in Infants Exposed to HIV-1The purpose of this study is to evaluate the safety and pharmacokinetics (PK) of the potent, broadly neutralizing anti-HIV monoclonal antibodies (mAb) PGT121.414.LS alone and in combination with VRC07-523LS soon after birth in infants exposed to HIV-1.