A Comparison Study of Growth Factor Expression following Treatment with Transcutaneous Electrical Nerve Stimulation, Saline Solution, Povidone-Iodine, and Lavender Oil in Wounds Healing
Figure 4
PDGF-A immunostaining of the skin tissues. Healthy group (a), control group (b), TENS group (c), SS group (d), PI group (e), and lavender oil group (f). E: epidermis, D: dermis, HF: hair follicles, HE: hyperproliferative epithelium, G: granulation tissue ×100.