生长曲线显示，JE细胞潜伏期（约7d）较GE细胞（约3d）长；进入指数增生期后，JE细胞迅速增殖达高峰（约4d），衰退较快；
JE cells had longer latent period ( 7 days ) than GE cells ( 4 days ) during the cell growth period , and then the cells proliferated rapidly ( 4 days ) to attain the maximum and descended rapidly in the declining period .
指数增生期