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
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Blood Group Antigens / genetics
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Blood Group Antigens / immunology*
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Blood Group Incompatibility / blood
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Blood Group Incompatibility / genetics
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Coombs Test*
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Female
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Genetic Linkage
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HLA Antigens / genetics
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Humans
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Infant, Newborn
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Isoantibodies / analysis*
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Male
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Pedigree
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Pregnancy
Substances
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Blood Group Antigens
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HLA Antigens
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Isoantibodies