The living cells in the physiological solution were satiety and the edge was slick, but the edge and the surface of the fixed cells were rough and looked as fragmented.

• 但戊二醛溶液固定的细胞表面粗糙；细胞边缘不清晰；表明固定后观测到的细胞与生理状态下活细胞的表面形貌存在很大差异.