title: Positive direct antiglobulin test due to anti-Fra in a newborn infant.
abstract: A positive direct antiglobulin test due to anti-Fra was found in a newborn infant whose mother previously had borne two other Fr(a+) children; all three were clinically unaffected. Family studies showed no evidence for close linkage between the Fr and HLA loci.
mesh_terms: D001789:Blood Group Antigens / Q000235:genetics / Q000276:immunology*; D001787:Blood Group Incompatibility / Q000097:blood / Q000235:genetics; D003298:Coombs Test; D005260:Female; D008040:Genetic Linkage; D006680:HLA Antigens / Q000235:genetics; D006801:Humans; D007231:Infant, Newborn; D007518:Isoantibodies / Q000032:analysis*; D008297:Male; D010375:Pedigree; D011247:Pregnancy
chemical_list: D001789:Blood Group Antigens; D006680:HLA Antigens; D007518:Isoantibodies