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Genetic structure of historical and modern cattle populations revealed from the analysis of nine microsatellite loci. Historical populations: 1, Kholmogor breed; 2, Yaroslavl breed; 3, Great Russian cattle; 4, Novgorod cattle; and 5, Holland cattle; modern populations: 6, Kholmogor breed; 7, Yaroslavl breed; 8, Holsteins.
