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Mesh term Loss of Heterozygosity

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Allelic Imbalance

Description

The loss of one allele at a specific locus, caused by a deletion mutation; or loss of a chromosome from a chromosome pair, resulting in abnormal HEMIZYGOSITY. It is detected when heterozygous markers for a locus appear monomorphic because one of the ALLELES was deleted.


Browse to child terms:
Chromosome Deletion
Haploinsufficiency


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