相关实验视频
Updated: Jul 27, 2025

12:40
High Throughput Microinjections of Sea Urchin Zygotes
Published on: January 21, 2014
14.6K
海蛋在分裂周期中的电泳流动性
1Department of Biology, Toho University, Narashino, Chiba 275, Japan.
Development, growth & differentiation
|June 7, 2023
概括
海蛋的电动潜力在细胞分裂过程中循环变化,在分裂前达到峰值. 当受精膜保持完整时,这种电动力学潜在变化是不存在的.
科学领域:
- 发展生物学 发展生物学
- 细胞生物学 细胞生物学
- 生物物理学的生物物理.
背景情况:
- 电动力学潜力影响细胞表面相互作用和行为.
- 了解细胞分裂期间电动力学潜力的变化对于发育过程至关重要.
研究的目的:
- 在细胞周期期间研究受精的海蛋的电动潜力.
- 为了将电泳运动的变化与细胞分裂事件相关联.
主要方法:
- 测量去膜,受精的海蛋的电泳运动.
- 从受精到第二次切割的观察.
主要成果:
- 观察到电泳运动的周期性变化,与细胞分裂周期相关.
- 移动性峰值发生在第一个和第二个裂痕出现前大约15分钟.
- 在受精后20-30分钟,人们注意到一个短暂的峰值,在裂之间不重复.
- 完好无损的受精卵没有显著的移动性变化.
结论:
- 海蛋的电动潜力经历了与细胞分裂相关的动态循环变化.
- 受精膜的存在掩盖了这些显著的电动力学潜在变化.
更多相关视频
06:31Reconstitution of Cell-cycle Oscillations in Microemulsions of Cell-free Xenopus Egg Extracts
Published on: September 27, 2018
8.2K
07:52In Vitro Reconstitution of Spatial Cell Contact Patterns with Isolated Caenorhabditis elegans Embryo Blastomeres and Adhesive Polystyrene Beads
Published on: November 26, 2019
7.2K
相关概念视频
Determining the Plane of Cell Division
3.4K
Positioning the cell division plane is a critical step during development and cell differentiation, particularly during mitosis when the plane is essential for determining the size of the two daughter cells. The cell division plane is perpendicular to the plane of chromosome segregation, but different types of organisms have different cell division mechanisms to suit their morphology and function.
Animal cells
In animal cells, the cleavage furrow forms along the plane of cell division...
Animal cells
In animal cells, the cleavage furrow forms along the plane of cell division...
3.4K
Electrophoresis: Overview
2.1K
Electrophoresis is a powerful analytical separation technique that relies on the differential migration of charged species when subjected to an electric field. The core strength of electrophoresis lies in its ability to separate high-molecular-weight species in complex mixtures. It has found widespread use in biochemistry, molecular biology, and analytical chemistry, allowing the separation of compounds like amino acids, nucleotides, carbohydrates, and proteins with excellent resolution.
There...
There...
2.1K