• RV217 (
ECHO): HIV - 1 Prevalence, Incidence,
Cohort Retention, and Host Genetics and Viral Diversity in High Risk
Cohorts in East Africa • Infectious Disease Surveillance (HIV, TB and Malaria) and
Cohort Development Among Urban and Rural Communities • Karolinska Institute vaccine study in Tanzania testing a prime - boost HIV vaccine regimen using unadjuvanted DNA vaccines followed
by a Modified Vaccinia Ankara (MVA), which was developed
by MHRP and NIAID.