Article
Reconciling the analysis of IBD and IBS in complex trait studies.
Nature reviews. Genetics - 1 Nov 2010
Powell Joseph E, Visscher Peter M, Goddard Michael E
Abstract excerpt
Identity by descent (IBD) is a fundamental concept in genetics and refers to alleles that are descended from a common ancestor in a base population. Identity by state (IBS) simply refers to alleles that are the same, irrespective of whether they are inherited from a recent ancestor. In modern applications, IBD relationships are estimated from genetic markers in individuals without any known relationship. This can...
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