Scientists Are Optimistic That COVID-19 Immunity Will Last — Here's Why

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Antibodies are only one line of defense.

article on COVID-19"reinfections.""They go very, very high, and then they come back down." This doesn't necessarily mean the body is defenseless to the virus.can potentially still be protective," said Mala Maini, MD, PhD, a viral immunologist at University College London, in an interview with. In that case, even low numbers of antibodies, like the ones found in patients months after infection, could still provide some protection.

So these cells help to fight off an active infection, but what do they have to do with COVID-19 immunity? For starters, both B cells and killer T cells have the ability to mature into longer-lasting forms of protection. B cells can become plasma cells that keep producing antibodies for a few weeks, then relocate to the bone marrow for long-term protection, or they can morph into memory B cells, which are.

Antibodies themselves can also help us figure out whether B and T cells are lingering in the body. Specifically, the fact that they're still present months after the infection suggests that B and T cells are persisting, creating antibodies, and continuing to do their jobs.

POPSUGAR aims to give you the most accurate and up-to-date information about the coronavirus, but details and recommendations about this pandemic may have changed since publication. For the latest information on COVID-19, please check out resources from the

 

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