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Sequence of centromere separation of mitotic chromosomes in Chinese hamster

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Abstract

Chromosome preparations in late metaphase cells from bone marrow of colcemid treated male Chinese hamsters were used to analyse the sequence of separation of sister centromeres. Chromatids of chromosomes 2 and 1 are the first ones to separate at centromeres, followed by members of group B, D and C. Some acrocentric chromosome is always the last one to separate at the centromere. The data point to a possible correlation between the position of a centromere in the separation sequence in the genome and the amount of centromeric heterochromatin as well as relation to the phenomenon of non-disjunction.

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Vig, B.K., Miltenburger, H.G. Sequence of centromere separation of mitotic chromosomes in Chinese hamster. Chromosoma 55, 75–80 (1976). https://doi.org/10.1007/BF00288329

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  • DOI: https://doi.org/10.1007/BF00288329

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