A study was conducted by the CDC , analyzed blood donations collected by the American Red Cross from Dec. 13, 2019 through Jan. 17, 2020.
They collected 7,389 samples from nine states which were tested for SARS-CoV-2 reactive antibodies. SARS-CoV-2 is the scientific name for the coronavirus that causes Covid-19. Of the samples tested, at least 106 were found to have antibodies for SARS-CoV-2, including ones collected from California, Oregon and Washington.
Categorised in: US News