| cytogenetic study on microtus guentheri (danford and alston, 1880) (mammalia: rodentia) from turkey: constitutive heterochromatin distribution and nucleolar organizer regions. | conventionally stained, c- and ag-nor banded karyotypes of guenther's vole, microtus guentheri were studied from turkey. the species possesses a karyotype of 2n = 54, nfa = 52 and nf = 54 in specimens from kahramanmaraş and gaziantep provinces, whereas nf = 56 in females and nf = 55 in males were found in individuals from kirikkale and nevşehir provinces. the x chromosome was a large acrocentric (nf = 54) or submetacentric (nf = 55, 56) while the y chromosome was a small telocentric in all speci ... | 2011 | 21614965 |