title: XX-XY lymphoid chimaerism in congenital immunological deficiency syndrome with thymic alymphoplasia.
mesh_terms: D001741:Black or African American; D000361:Agammaglobulinemia / Q000151:congenital*; D000917:Antibody Formation; D000937:Antigen-Antibody Reactions; D001854:Bone Marrow Cells; D002869:Chromosome Aberrations; D025063:Chromosome Disorders; D006801:Humans; D007109:Immunity; D007231:Infant, Newborn; D008214:Lymphocytes; D008297:Male; D013950:Thymus Gland / Q000002:abnormalities*