Additional file 2: of Co-transplantation of mesenchymal stem cells improves spermatogonial stem cell transplantation efficiency in mice

Figure S1. The effect of CdCl2 on the testicular histology (A) three and (B) six weeks after CdCl2 injection. Sections were stained with hematoxylin and eosin. (C). Remaining spermatogonia (UCHL1+) could be found in each experimental group, as well as (D) Sertoli cells (SOX9+). (TIF 51268 kb)