(i) Total inflammatory cells infiltration in a. (earthworm oil), b. (nit), c. (sesame oil), and d. (sham), Trichrome staining, magnification ×400 in 257/55×334/65 μm2 at day 10; (ii) Collagenization in a. (earthworm oil), b. (nit), c. (sesame oil), d. (sham), Trichrome staining, magnification ×400 in 257/55×334/65 μm2 at day 10; (iii) The area of granulation in a. (earthworm oil), b. (nit), c. (sesame oil), d. (sham), Trichrome staining, magnification ×400 in 3204/12×2401/34 μm2 at day 10.