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Study: The Future of the Coronavirus? An Annoying Childhood Infection

As millions are inoculated against the coronavirus, and the pandemic’s end finally seems to glimmer into view, scientists are envisioning what a post-vaccine world might look like — and what they see is comforting.

The coronavirus is here to stay, but once most adults are immune — following natural infection or vaccination — the virus will be no more of a threat than the common cold, according to a study published in the journal Science on Tuesday.

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RESEARCH: A mutation undercuts the immune response to the COVID virus

NATURE

A mutation undercuts the immune response to the COVID virus 

A handful of mutations to SARS-CoV-2 can help it to escape the immune response mounted by a subset of infected people.

Researchers have identified thousands of mutations in SARS-CoV-2 samples, but the vast majority are unlikely to have much effect on the virus’s biology. To identify potentially important mutations, Jesse Bloom at the Fred Hutchinson Cancer Research Center in Seattle, Washington, and his colleagues studied antibodies against SARS-CoV-2 isolated from the blood serum of people who had recovered from COVID-19 (A. J. Greaney et al. Preprint at bioRxiv https://doi.org/ghr85d; 2021).

The team tested the antibodies’ response to samples of the virus’s spike protein. Each sample protein carried different versions of a region called the receptor binding domain (RBD), which recognizes host cells and is a major target for antibodies.

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Coronavirus shutdowns have quashed nearly all other common viruses. But scientists say a rebound is coming.

Veteran virus trackers say they are chronicling something never before seen — the suppression of virtually every common respiratory and gastrointestinal virus besides the novel coronavirus. They theorize that is largely due to global shutdowns, mask-wearing and a host of other health protocols aimed at stemming the spread of the coronavirus.

These other viruses — including influenza A, influenza B, parainfluenza, norovirus, respiratory syncytial virus (RSV), human metapneumovirus — all appear to be circulating at or near levels lower than ever previously measured. The same is true for the respiratory bacteria that cause pertussis, better known as whooping cough, and pneumonia.

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