B cells & Covid-19

If you’re a fan of antibodies, you have B cells to thank: They are the glorious wellsprings whence these molecules hail. (On Mother’s Day, antibodies call their B cells.) - Katherine J. Wu

B cells & Covid-19

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The cells that can give you super-immunity

One of the things which Covid-19 has illustrated to immunologists is that people who have a greater diversity of B cells are much more equipped to fend off a new pathogen, and particularly the ever-evolving variants of Covid-19. This is impacted by age, underlying health conditions, and also simply genetics. "Everyone will have a different repertoire of B cells with which they respond to any infection," says Ali Ellebedy, associate professor of pathology and immunology at Washington University School of Medicine. "Even if you have siblings, they will have different B cell responses."

As we get older, two things happen to the B cell response.

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Last Updated : Tuesday, May 10, 2022