Comparison of Platelet-Rich Plasma-Impregnated Suture Material with Low and High Platelet Concentration to Improve Colonic Anastomotic Wound Healing in Rats

Figure 2

Wound healing area involving (a) marked PMN cell and MN cell infiltration accompanied with mild necrosis, mild edema, and marked granulation tissue with no submucosal or mucosal muscle bridging, H&E ×20 (control group); (b) almost no necrosis along with mild edema, incomplete cubic epithelium, moderate submucosal muscle bridging, and mild granulation tissue, H&E ×40 (L-PRP group); and (c) marked necrosis accompanied with massive PMN and MN cell infiltration and absence of mucosa development, H&E ×100 (H-PRP group).

(a)

(b)

(c)