Scientists discover 48th blood group after 15 years of research: What ‘Gwada Negative’ means for the world

After 15 years of research, French scientists identified a new, 48th blood group system called "Gwada negative" from a routine pre-surgery blood test. This discovery quietly reminds us that even after a century of blood science, surprises still await in the most unexpected places. A routine test. A forgotten anomaly. And years later—a brand-new chapter in medical history.