Identification of a novel missense mutation c.29G>T in the ABO*A1.02 allele from a Chinese individual with an A subtype.

Identification of missense mutation c.29G in the ABO*A1.02 allele, is discussed. It mentions that the ABO blood group system plays a crucial role in immunohematology and transfusion medicine. It notes the estimated number of ABO variant alleles that have been found in the populations from around the world.