Fig. 3. Mechanical threshold of paw withdrawal and the vaginal smear test.

(A) The von Frey tests were carried out 14 weeks after L. gasseri BNR17 administration. (B) Vaginal smears were methylene blue-stained and measurements were obtained percent of corneocyte/corneous (n = 6~8 rats per group). SJFE treatment was used to create the positive control.