Fig. 2.

The findings of injected plasma gel in rats: (A) 24 hours after plasma gel injection. (B) At 1 month. (C) At 3 months. (D) Six months later the injected material nearly disappeared. (E and I) Histological findings of the plasma gel at the subcutaneous layer of rats, 1 day after injection, there was a slight marked cellular infiltration of inflammation cells. (F and J) 1 month later, there was no evidence of infiltration of acute inflammation cells. (G and K) 3 months later, a mature fibrous capsule surrounded the plasma gel deposit. (H and L) There was no visible fibrous capsule or inflammation cell infiltration. Arrow: remnant of the plasma gel (hematoxylin and eosin stain, E-H ×40, I-L ×100). (M) Serial changes of the injected autologous plasma gel at the subcutaneous layer of rats.