You are currently viewing the abstract.AAAS login provides access to Science for AAAS members, and access to other journals in the Science family to users who have purchased individual subscriptions.Log in via OpenAthens.Log in with your institution via Shibboleth.Download and print this article for your personal scholarly, research, and educational use.Buy a single issue of Science for just $15 USD.B cells undergo affinity maturation and class switch recombination (CSR) within germinal centers (GCs) to facilitate protective antibody responses against pathogens. King et al. performed...…You are currently viewing the abstract.AAAS login provides access to Science for AAAS members, and access to other journals in the Science family to users who have purchased individual subscriptions.Log in via OpenAthens.Log in with your institution via Shibboleth.Download and print this article for your personal scholarly, research, and educational use.Buy a single issue of Science for just $15 USD.B cells undergo affinity maturation and class switch recombination (CSR) within germinal centers (GCs) to facilitate protective antibody responses against pathogens. King et al. performed...WW…