Scientists have discovered two enzymes produced by gut bacteria that can convert type A into type O blood (which can be given to persons of all blood types). This finding could revolutionize blood ...

Researchers have found a way to use a pair of enzymes from a human gut bacterium to convert type A to the universal donor type O blood, according to a report published June 10 in Nature Microbiology.

For those with kidney failure, a transplant is often the greatest promise of a healthier, longer life. Yet thousands wait years for a match that never comes. Incompatibility of blood type is one of ...

A pair of enzymes from the human gut microbiome can convert type A red blood cells to type O red blood cells. These enzymes might, with further development, help make universal blood that could be ...