Chemistry researchers at the University of Utah have uncovered an enzyme, dubbed PapB, that can "tie off" therapeutic ...

The breakthrough was made possible with the help of specialized enzymes designed to address blood-type incompatibility in transplants.

The first successful human transplant of a kidney converted from blood type A to universal type O used special enzymes developed at the University of British Columbia to help prevent a mismatch and ...

Scientists have reported the first successful human transplant of a kidney converted from blood type A to universal type O, ...

An enzyme found in the brain acts as a major regulator of body weight, Yale researchers have discovered. In a new study, they found that removing the enzyme from neurons in a part of the brain known ...

The existence of different blood types is one of the most frustrating realities of human biology, offering very little in the ...

Researchers have converted a blood type A kidney to a blood type O kidney and successfully transplanted it, they reported in ...