Fig. 5From: Immunohistochemical and immunocytochemical study of mechanoreceptors in anterior cruciate ligament reconstruction with the remnant-preserving technique using Achilles tendon allograftsStaining with a monoclonal antibody against S-100 showing intraligamentous mechanoreceptors (brown color) in a normal ACL tissue (control group), b remnant specimens, and c Achilles allograft specimens (immunohistochemical stain, ×200)Back to article page