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What is the new blood group after 50 years? The story of MAL and Gwada

In September 2024, scientists from the UK announced the discovery of a new blood group system, MAL, solving a 50-year-old mystery surrounding a rare blood antigen. This major breakthrough followed another significant finding just months later, with the identification of the Gwada-negative blood type. This progress explains what is the new blood group after 50 years and reveals the ongoing, complex world of blood classification beyond the familiar ABO and Rh systems.