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A scanning electron micrograph of the delta SARS-CoV-2 variant (blue dots) budding from a human gut cell
STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
As the first wave of cases of the coronavirus swept the world in early 2020, gastroenterologist Siew Ng at the Chinese University of Hong Kong was expecting the impact of the virus to extend beyond the body’s airways. She and her colleagues vividly remembered the SARS coronavirus outbreak of 2003, giving them some notion of what to expect from SARS-CoV-2. In particular, they anticipated that many people would develop gut problems.
As these …
Article amended on 3 May 2023
The picture caption in this article has been changed to correct which colours in the micrograph represent SARS-CoV-2.
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