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Life Sciences

TÜBİTAK

Turkish Journal of Zoology

2006

Karyology

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Chromosomal Polymorphism In Thracian Populations Of Rattus Rattus (Linnaeus, 1758) (Rodentia: Muridae), Tolga Kankiliç, Nuri̇ Yi̇ği̇t, Teoman Kankiliç Jan 2006

Chromosomal Polymorphism In Thracian Populations Of Rattus Rattus (Linnaeus, 1758) (Rodentia: Muridae), Tolga Kankiliç, Nuri̇ Yi̇ği̇t, Teoman Kankiliç

Turkish Journal of Zoology

The black rat (Rattus rattus L.) from Thrace is an Oceanian type (2n = 38). Chromosomal analyses show that a polymorphism occurs in chromosome pairs no. 9, 10, and 13 due to pericentric inversions. In the studied populations, the frequencies of homozygous and heterozygous individuals did not differ from the Hardy-Weinberg equilibrium for chromosome pair no. 13. In both Gelibolu and Pınarhisar populations of R. rattus, a polymorphism due to the supernumerary B-chromosome was found. The R. rattus karyotype with supernumerary chromosomes is reported here for the first time in Turkey. The number of diploid chromosomes are 2n = 38, …


Karyological And Some Morphological Characteristics Of Spalax Leucodon Nordmann, 1840 (Mammalia: Rodentia) Superspecies Around Kastamonu Province, Turkey, Mustafa Sözen, Murat Sevi̇ndi̇k, Ferhat Matur Jan 2006

Karyological And Some Morphological Characteristics Of Spalax Leucodon Nordmann, 1840 (Mammalia: Rodentia) Superspecies Around Kastamonu Province, Turkey, Mustafa Sözen, Murat Sevi̇ndi̇k, Ferhat Matur

Turkish Journal of Zoology

The karyotypes and morphology of 98 specimens of the subterranean mole rat Spalax leucodon Nordmann, 1840 across 18 localities in and around Kastamonu province were analysed. It was determined that S. leucodon has 2n = 54, NF = 72; 2n = 56, NF = 74; 2n = 58, NF = 74; 2n =60, NF = 74 in the populations from the Kastamonu region. According to these karyological findings based on chromosome morphology the diploid chromosome numbers of 2n = 56, 2n =58, and 2n = 60 determined here are new for Spalax leucodon in Turkey. Because diploid numbers of these …