| SSC | Spermatogonial stem cells |
| ITT | Immature testicular tissue |
| SG | Spermatogonia |
| ST | Seminiferous tubules |
| F/T | Frozen/Thawed |
| FSH | Follicle stimulating Hormone |
| LH | Luteinizing Hormone |
| HcG | Human chorionic Gonadotropin |
| VEGF | Vascular Endothelial Growth Factor |
| PDGF | Platelet Derived Growth Factor |
| FGF | Fibroblast Growth Factor |
| MACS | Magnetic Activated Cell Sorting |
| FACS | Fluorescence Activated Cell Sorting |