There are rare blood types beyond the eight most common ones, and researchers have discovered one more that brings the total count to 49. Blood type A(B) is caused by a four gene mutations and was ...

For millions on the organ transplant waitlist, your blood type is a survival metric. If you’re Type O, you’re the “universal ...

Scientists move one step closer to "universal" donor organs with a successful kidney transplant in a brain-dead patient. When you purchase through links on our site, we may earn an affiliate ...