Serologic testing of U.S. blood donations to identify SARS-CoV-2-reactive antibodies: December 2019-January 2020

The study “Serologic testing of U.S. blood donations to identify SARS-CoV-2-reactive antibodies: December 2019-January 2020” provides compelling insights into the early presence of COVID-19 in the United States. Here’s a detailed summary: Background: Initially identified in Wuhan, China, in December 2019, SARS-CoV-2, the virus causing COVID-19, spread globally with the first U.S. cases reported in January 2020. However, some evidence suggested the virus might have entered the U.S. earlier than recognized​​. Study Objective: The study aimed to determine if SARS-CoV-2 reactive antibodies were present in blood donations before the first U.S. case was officially identified on January 19, 2020. Researchers…