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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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AB blood group antigen are known as.....factor -
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The correct answer is  The ABO blood group system is widely credited to have been discovered by the Austrian scientist Karl Landsteiner, who identified the O, A, and B blood types in 1900. Antigens were termed on his name Ref: Ananthanarayan & Panikers textbook of microbiology 9th edition pg.no. : 191