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Company: Fisher Scientific
Catalog#: S41898B
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Chiasma Counting in Maize Male Meiocytes
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2020-05-05
[Abstract]  This protocol combines a classical chromosome spreading technique with 3-dimensional image reconstruction for visualization of bivalent configurations during meiosis to aid chiasma counting. [摘要]  [摘要] 该协议将经典的染色体扩展技术与3D图像重建技术相结合,可在减数分裂过程中可视化二价构型,以帮助进行裂瘤计数。

[背景] Chiasmata是细胞学表现交叉地。视交叉计数提供快速,可靠的评估减数分裂的重组率。Chiasmata最好量化的玉米在终变期在减数分裂前期我,至于在这个阶段,他们是最显眼的。优点细胞学评估交叉汇率是它是快速,廉价,并且可以执行关于转基因纯合的个体。本议定书即兴居对经典染色体传播技术通过将其与现代的3- 维我Maging,从而提高了的视交叉计数精度,从而导致错误率不超过10%(Sidhu et al 。,2015; Kianian 等人,2018)。

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