As the first wave of coronavirus cases swept the world in early 2020, a gastroenterologist Siew Ng at the Chinese University of Hong Kong expected the impact of the virus to extend beyond the body’s respiratory tract. 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.
Article modified on May 3, 2023
The image caption in this article has been edited to correct colors in the micrograph that represent SARS-CoV-2.