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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
 
Creator Gizaw, Solomon
Arendonk, Johan A.M. van
Komen, Hans
Windig, J.J.
Hanotte, Olivier H.
 
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€‰=ā€‰672) 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€‰
 
Date 2010-04-03T16:17:33Z
2010-04-03T16:17:33Z
2007-11
 
Type Journal Article
 
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
 
Language en
 
Source Animal Genetics