以单体、球型肌动蛋白的形式出现，为一种球状蛋白质；在活体细胞内以聚合物、丝肌动蛋白的形式出现，像两串彼此缠绕拧成一条细丝的珠子。
It occurs as a monomer, G-actin, a globular protein, and in living cells as a polymer, F-actin, which resembles two strings of beads twisted around each other into thin filaments.
目的在球囊导管（简称球囊）及尼龙丝襻所致的动脉损伤和内膜肥厚的发生机制中，中膜平滑肌细胞的损伤是关键。
ObjectiveIn the mechanism of the balloon and nylon loop-induced arterial injury and hypertrophy of inner membrane, the injury of the smooth muscle cells in the medial membrane is the key.
应用推荐