From
Dr. Alberto Tozzi
The Interplay between CD27dull and CD27bright B Cells Ensures the Flexibility, Stability, and Resilience of Human B Cell Memory.
pubmed.ncbi.nlm.nih.gov shows its articles on its own site.
Read the article on pubmed.ncbi.nlm.nih.gov ↗Article · Oct 2026 · 1 min read
In brief
In brief
This study characterizes two distinct memory B cell subsets—CD27dull and CD27bright—that change in frequency with age and exhibit different patterns of somatic mutation and antigen specificity. The interplay between these subsets provides the immune system with both flexibility to respond to new antigens and stability to maintain long-term protective immunity.
Written by the GCMD Library team from the article.
Memory B cells (MBCs) epitomize the adaptation of the immune system to the environment. We identify two MBC subsets in peripheral blood, CD27dull and CD27bright MBCs, whose frequency changes with age. Heavy chain variable region (VH) usage, somatic mutation frequency replacement-to-silent ratio, and CDR3 property changes, reflecting consecutive selection of highly antigen-specific, low cross-react…
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