Figure 4: Histopathologic findings for Achilles tendons in diabetic and non-diabetic rats(A, B) Achilles tendons of Otsuka Long-Evans Tokushima fatty (OLETF) rats had a higher level of pentosidine deposition compared with that in Long-Evans Tokushima Otsuka(LETO) rats. Bars, 50μm. (C) The pentosidine-positive area in OLETF rat tendons was significantly increased compared with that of LETO rat tendons (p<0.001) *p<0.001.