Results of HE staining in each group after 3,6,12 weeks.

Abstract

<p>(A-C) HE staining in the sharm group after 3,6,12 weeks (×100). (D-F) HE staining in the injury group after 3,6,12 weeks (×100). (G-I) HE staining in the therapeutic groupafter 3,6,12 weeks (×100).Blue arrows:collagen and matrix.Black arrows:cartilage cells.</p