Spermatogenesis Recovery and Testicular Toxicity Mitigation

Recovery of spermatogenesis and the mitigation of testicular toxicity encompass interventions designed to preserve or restore sperm production following insults such as chemotherapy, environmental toxins and genetic abnormalities. Within the seminiferous tubules, spermatogonial stem cells undergo proliferation and differentiation under the support of Sertoli and Leydig cells. Agents like busulfan induce DNA alkylation, oxidative stress, ferroptosis and apoptosis, causing germ cell depletion and hormonal imbalance. Contemporary strategies include antioxidant and anti-inflammatory drugs, metabolic cofactor supplementation, lipid mediator modulation, phytochemical extracts and stem cell transplantation. By targeting redox homeostasis, membrane lipid integrity and niche regeneration, these approaches aim to reinstate normal germ cell development and endocrine function, offering promise for fertility preservation in clinical and environmental health settings.

Research from Nature Portfolio

Recent studies have demonstrated that dipeptidyl peptidase-4 inhibition can protect against chemotherapeutic testicular injury. In a rodent model of busulfan-induced gonadotoxicity, treatment with the inhibitor reduced lipid peroxidation and inflammatory cytokines, while boosting levels of glutathione and other antioxidant markers in testicular tissue. Restoration of key survival pathways preserved seminiferous tubule architecture, leading to improvements in sperm count, motility and circulating testosterone. These findings highlight the potential of targeting enzymatic and inflammatory cascades to mitigate testicular damage associated with cancer treatment.

Spermatogenesis Recovery and Testicular Toxicity Mitigation publication trend

The graph below shows the total number of articles in spermatogenesis recovery and testicular toxicity mitigation across all publications each year (not limited to Nature Index journals).

Technical terms

Spermatogenesis: The sequence of germ cell divisions and maturation events within seminiferous tubules that produces spermatozoa.

Busulfan: An alkylating chemotherapeutic agent commonly used to induce experimental infertility through DNA cross-linking in germ cells.

Sertoli cell: A somatic cell in the seminiferous epithelium providing structural support, nutritional factors and signalling cues to developing germ cells.

Ferroptosis: A regulated form of cell death driven by iron-dependent lipid peroxidation and imbalances in antioxidant defences.

Oxidative stress: A state in which reactive oxygen species exceed the capacity of antioxidant systems, leading to molecular damage.

GPR120: A G-protein-coupled receptor that mediates anti-inflammatory and metabolic effects of long-chain fatty acids in various cell types.

References

1. Sitagliptin ameliorates busulfan-induced pulmonary and testicular injury in rats through antioxidant, anti-inflammatory, antifibrotic, and antiapoptotic effects. Scientific Reports (2023).
2. NAD+ precursors promote the restoration of spermatogenesis in busulfan-treated mice through inhibiting Sirt2-regulated ferroptosis. Theranostics (2024).
3. Omega‐3 polyunsaturated fatty acids and its metabolite 12‐HEPE rescue busulfan disrupted spermatogenesis via target to GPR120. Cell Proliferation (2023).
4. Arginine Biosynthesis Mediates Wulingzhi Extract Resistance to Busulfan-Induced Male Reproductive Toxicity. International Journal of Molecular Sciences (2024).