Research Article
Therapeutic Effect of Stem Cells on Male Infertility in a Rat Model: Histological, Molecular, Biochemical, and Functional Study
Table 1
Evaluation of the right testicular tissue using the Johnson tubular biopsy score (JTBS) for grading the damage [
36].
| Score 10 | Complete spermatogenesis with many spermatozoa | Score 9 | Disorganized spermatogenesis with many spermatozoa | Score 8 | Disorganized spermatogenesis with few spermatozoa | Score 7 | No spermatozoa but many spermatids | Score 6 | No spermatozoa and only a few spermatids | Score 5 | No spermatozoa or spermatids and many spermatocytes | Score 4 | Few spermatocytes | Score 3 | Only spermatogonia | Score 2 | Only Sertoli cells | Score 1 | No cells |
|
|