Results For nylon 66 salt group,slight reticular fiber proliferation and some collagen fiber were found on the pathological sections of rat lung tissue.

• 结果实验组大鼠肺病理切片上可见轻度的网织纤维增生和少量胶原纤维,石英粉尘对照组可见明显的纤维化,两者差异有显著性。