title: HLA heterozygosity in children and old people.
abstract: When the distribution of four different antigens in young and old people were compared, statistical differences were observed between the two groups. The data are thus compatible with the hypothesis that HLA heterozygosity enhances surveillance.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D006680:HLA Antigens / Q000032:analysis*; D006579:Heterozygote; D006801:Humans; D007231:Infant, Newborn; D008875:Middle Aged
chemical_list: D006680:HLA Antigens