[Allelic enhancement].
D000017:ABO Blood-Group System; D000483:Alleles; D005700:Galactosyltransferases / Q000097:blood; D006579:Heterozygote; D006801:Humans; D010375:Pedigree; D012463:Saliva / Q000276:immunology; D013816:Thermodynamics
D000017:ABO Blood-Group System; D005700:Galactosyltransferases
Le renforcement allèlique