U.S. scientists solved the mystery behind a new blood type which is extremely rare, but whose existence could not be denied.
Doctors related the case to patient’s last name: “Vel”.
It was subsequently concluded that Mrs. Vel had developed a potent immune response against some unknown compound found on the red blood cells she had received. But, medical teams were unable to identify this compound, releasing the mystery of a new blood type, “Vel-negative.”
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“The molecular basis of the Vel-negative blood type remained undiscovered for about 60 years despite intensive studies made by doctors worldwide,” said researcher Bryan Ballif.
Vel-negative blood is extremely rare, but thanks to scientists’ efforts, thousands of people could be saved from death and kidney failure caused by incorect blood transfusions, writes livescience.com.
“Even if you’re one of individuals who have this blood type – a probability of 1 in 2500 for folks of European descent -, now we can quickly identify the type of blood that you need for transfusions,” added Ballif.