Population structure, genetic variation and morphological diversity in indigenous sheep of Ethiopia
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Title |
Population structure, genetic variation and morphological diversity in indigenous sheep of Ethiopia
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Creator |
Gizaw, Solomon
Arendonk, Johan A.M. van Komen, Hans Windig, J.J. Hanotte, Olivier H. |
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Description |
We investigated genetic and morphological diversity and population structure of 14 traditional sheep populations originating from four ecological zones in Ethiopia (sub-alpine, wet highland, sub-humid lowland and arid lowland). All animals (nā=ā672) were genotyped for 17 microsatellite markers and scored for 12 morphological characters. The sheep were initially classified as fat-tailed (11 populations), thin-tailed (one population) and fat-rumped sheep (two populations). These classifications are thought to correspond to three consecutive introduction events of sheep from the Near-East into East Africa. For the 14 populations, allelic richness ranged from 5.87 to 7.51 and expected heterozygosity (HE) from 0.66 to 0.75. Genetic differentiations (FST values) between all pairs of populations, except between sub-alpine populations, were significantly different from zero (Pā
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Date |
2010-04-03T16:17:33Z
2010-04-03T16:17:33Z 2007-11 |
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Type |
Journal Article
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Identifier |
Gizaw S., van Arendok J. A. M., Komen H., Windig J. J. and Hanotte O. (2007) Population structure, genetic variation and morphological diversity in indigenous sheep of Ethiopia Animal Genetics, 38, 621-628
0268-9146 https://hdl.handle.net/10568/1076 |
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Language |
en
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Source |
Animal Genetics
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