NewslettersHuman Immunology NewsImmune Regulation NewsDevelopment of the Immune System in the Human EmbryoBy Justin.choi - January 18, 2022016Fetal B-1 and B-2 B cells involved in innate and adaptive immune responses, respectively, arise in staggered waves of development from distinct progenitors.[Pediatric Research] 6445212 AAAAAAAA items 1 apa 0 default asc 1 170815 https://www.stemcellsciencenews.com/wp-content/plugins/zotpress/Abstract