Blood Type And Covid New England . Perry Wilson, MD, says in a new video report. Type-O blood is special because it can be donated to anyone without the risk of a bad mismatch reaction. Blood Type Plays a Role in Coronavirus: Study – NBC 6 ... (Cora Young) The researchers, from the University of The idea of changing blood type with enzymes is not new - other scientists as well as the British Columbia team have been exploring it for some time. Blood typing is particularly important for blood transfusions, because certain antigens on blood cells can trigger a person's immune system to attack the donated blood. New flu virus with 'pandemic potential' found in pigs. Blood typing is particularly important for blood transfusions, because certain antigens on blood cells can trigger a person's immune system to attack the donated blood. The researchers, from the University of The idea of changing blood type with enzymes is not new - other scientists a...