Study of the alpha-N-acetylgalactosaminyltransferase in sera and red cell membranes of human A subgroups.
D000017:ABO Blood-Group System; D004910:Erythrocyte Membrane / Q000378:metabolism; D005700:Galactosyltransferases / Q000097:blood / Q000235:genetics* / Q000378:metabolism; D005809:Genes, Regulator; D014644:Genetic Variation; D006801:Humans; D010641:Phenotype
D000017:ABO Blood-Group System; D005700:Galactosyltransferases