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Scientists identify a new blood type, "Gwada negative," adding the 48th blood group system to human biology. (CREDIT: CC BY-SA 4.0) A routine medical test turned extraordinary for a woman from the ...

Most people are familiar with the four broad human blood types—A, B, AB, and O—and it’s likely they may even know that they come in positive or negative varieties (an indicator of what’s called an Rh ...

Here’s what you’ll learn when you read this story: 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 rare new blood type has been discovered, so "step aside A, B and O – there's a new player in town", said Gizmodo. So far, the "Gwada negative" blood type has been identified only in one person: a ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. In a routine blood test that turned extraordinary, French scientists have ...

The ABO-Rh system of blood group typing is an immensely successful method that helps medical professionals safely perform blood transfusions throughout the world. Scientists from the French Blood ...