How stem cell therapy may help men with azoospermia, low sperm count, and other fertility challenges. Research on SSC transplantation and MSC-based approaches.
Male infertility affects 7–8% of men globally, with causes spanning: azoospermia (Sertoli-only syndrome, maturation arrest, Klinefelter syndrome), severe oligospermia, testicular damage from chemotherapy/radiotherapy, varicocele-associated oxidative damage, and autoimmune orchitis (anti-sperm antibodies). MSC therapy addresses these through: paracrine support of Sertoli cells and Leydig cells (testosterone production, spermatogenesis support), reduction of testicular inflammation and oxidative stress, promotion of spermatogonial stem cell self-renewal, and anti-fibrotic action in scarred testicular tissue after injury or infection.
Published series (El-Halawany et al., Ibtisham et al.) report sperm count and motility improvements in 50–65% of non-obstructive azoospermia and severe oligospermia cases at 6 months post-MSC testicular injection. Post-chemotherapy azoospermia series show spermatogenesis recovery in 40–55% of cases. Testosterone levels improve in Leydig-cell-dysfunction cases. MSC therapy cannot restore sperm production in complete Sertoli-only syndrome (no germ cells remain) — pre-treatment testicular biopsy is mandatory to confirm residual spermatogenic cells before proceeding.
Our male fertility programme delivers direct intratesticular MSC injection (ultrasound-guided, local anaesthesia) combined with IV systemic treatment over 3–5 days. Pre-treatment evaluation includes semen analysis, FSH/LH/testosterone, testicular ultrasound, and testicular biopsy review if previously performed. Post-treatment semen analysis is scheduled at 3, 6, and 12 months. The programme is coordinated with the patient's urologist/andrologist to integrate results into any assisted reproduction planning.
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