https://www.selleckchem.com/products/ca3.html
Blood groups and anti-A isohemagglutinin may be involved in susceptibility to SARS-CoV-2 infection. We retrospectively studied 268 COVID-19 convalescent plasma donors and 162 COVID-19 inpatients (total 430 subjects, confirmed by RT-PCR) and 2,212 healthy volunteer first-time blood donors as a control group. These were further divided into two groups those with anti-A (blood types O and and those without it (types A and A. Titres of nucleoproteins, and neutralizing SARS-CoV-2 antibody were measured in the convalescent plasma donors and