title: The Mo55 antigen, an allele at the first HL-A locus.
mesh_terms: D000483:Alleles; D000906:Antibodies; D000941:Antigens; D002875:Chromosomes; D005260:Female; D005826:Genetics, Medical; D006648:Histocompatibility; D006801:Humans; D007125:Immunogenetics; D011247:Pregnancy
chemical_list: D000906:Antibodies; D000941:Antigens