皮质颗粒 meaning in Chinese
agranular cortex
cortical granule
Examples
- 6 . oocytes were fixed for immunofluorescence . examination of cgs and microtubules were performed by fitc labeled lens culinaris agglutinin ( lca ) and and - fi - tubulin under confocal scanning laser microscopy ( cslm ) respectively
利用直接免疫荧光染色和共聚焦显微镜( confocalscan muglasermicroscopy , cslm ) ,研究各组体夕成熟卵的皮质颗粒和微管 - The results were as follows : ( l ) the pre - incubation of pmr induced the exocytosis of the cortical granules ( cgs ) in the oocytes and reduced the quantity of the microvillus on the surface of oocytes ; ( 2 ) the matrix of cg might migrate to the surface of plasma membrane of oocytes after pmr pre - treatment . ( 3 ) incubation of zona - free hamster eggs with spermatozoa pretreated with pmr a ntiserum was associated with a dose - dependent significant reduction in the number of spermatozoa binding to the oolemma , compared with a contraband with a dose - dependent reduction of the fertilization rate and the penetration index . the results indicate that mr of human sperm plays an important role in sperm - oocyte fusion and oocyte activation
结果显示: ( 1 )人精子mr能够诱发去透明带金黄地鼠卵母细胞中皮质颗粒的胞吐,并引起卵母细胞膜表面微绒毛形态和数量发生改变; ( 2 )皮质颗粒胞吐后,其内容物可结合到卵膜表面; ( 3 )抗mr抗血清预处理精子可抑制精子与卵子的结合与融合,使受精率、穿透指数和结合指数下降,并均有剂量依赖性。以上结果提示,人精子mr在受精过程中起重要作用,其主要作用可能是介导精-卵膜融合并促进卵母细胞的活化。