metaphase plate


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metaphase plate

[′med·ə‚fāz ‚plāt]
(cell and molecular biology)
At metaphase, the imaginary plane located half way between the spindle poles along which the kinetochore microtubules align their chromosomes.
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3%) aspirated and flushed oocytes, respectively, had the metaphase plate adjacent to the PB1 (Figure 2a), whereas the
It has been reported that the metaphase plate was adjacent to the polar body in 55% of the rabbit oocytes (Dinnyes et al.
Chromosomes from each pronucleus become aligned on the first mitotic metaphase plate independently of one another.
Data shown in figure 3 clearly indicate that the frequency of micronucleated embryos and cells in all post-irradiation mating times was significantly higher than embryos or cells with abnormal metaphase plates (p<0.
Numerical abnormal metaphase plates may contain more than 1 chromosome abnormality that each one by itself can be expressed and Ivisualized as MN in subsequent generating embryos.
Concerning the chromosome arrangements at the meiotic metaphase plates in the three species of Sigara analyzed in this paper, there is a deviation from the typical disposition described in Corixidae.
Our results indicate that initial trochophore larvae produce the most mitotic metaphase plates with the best chromosomal morphology.
In comparison, the hypotonic treatment with 20% diluted sea water produced more mitotic metaphase plates and well-spread chromosomes, whereas the 0.