Fc receptor dependent and independent mechanisms of antibody-mediatedenhancement of immune responses
Melissa Cipolla, Andrew J. MacLean, Brianna Hernandez, Gabriela S. Silva Santos, Leonidas Stamatatos, Anna Gazumyan, Harald Hartweger, Julia Merkenschlager, Stylianos Bournazos, Jeffrey V. Ravetch, Michel C. Nussenzweig
This study identifies Fc gamma receptor-dependent and independent mechanisms by which pre-existing antibodies enhance germinal center and plasmablast responses and alter the affinity threshold for B cell recruitment.
bioRxiv · Mar 31, 2026 · PreprintImmunology