A scanning electron micrograph of the SARS-CoV-2 delta variant (pink dots) budding from a human intestinal cell
STEVE GSCHMEISSNER/SCIENTIFIC PHOTO LIBRARY
As the first wave of coronavirus cases swept the world in early 2020, gastroenterologist Siew Ng of the Chinese University of Hong Kong expected the impact of the virus to extend beyond the respiratory tract of the body. She and her colleagues remember the 2003 SARS coronavirus outbreak vividly, giving them an idea of what to expect from SARS-CoV-2. In particular, they predicted that many people would develop intestinal problems.
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