Figure 1: Effects of silk fibroin on tear production.

Change in tear volume in the experimental dry eye model. *P < 0.05 vs. the value in the PBS group. #P < 0.05 vs. the corresponding value in the DS 10D group.
Change in tear volume in the experimental dry eye model. *P < 0.05 vs. the value in the PBS group. #P < 0.05 vs. the corresponding value in the DS 10D group.