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Features include always present findings: Male infertility, Decreased testicular size, and Spermatocyte maturation arrest; and common findings: Cryptozoospermia and Non-obstructive azoospermia.
Organ System | Phenotype Count | Example Features |
|---|---|---|
Hormones | 1 | Male infertility |
TEX15 function has not been fully characterized.
Spermatogenic failure 25 is associated with mutations in the TEX15 gene on chromosome 8.
Genetic testing for TEX15 is available. Testing is considered confirmatory for diagnosis.
Phenotype severity distribution: 3 always present features, 2 common features.
No clinical trials have been registered for spermatogenic failure 25.
7 publications have been identified in PubMed for spermatogenic failure 25. Research spans Epidemiology / Natural History (43%), Review / Meta-Analysis (29%), and Case Report / Case Series (14%).
Parikesit D (2026). [PMID: 42158581](https://pubmed.ncbi.nlm.nih.gov/42158581/). *F1000Res*. [Epidemiology / Natural History]
Amasdl S (2026). [PMID: 42097595](https://pubmed.ncbi.nlm.nih.gov/42097595/). *Clin Exp Reprod Med*. [Epidemiology / Natural History]
Noor AA (2026). [PMID: 41271156](https://pubmed.ncbi.nlm.nih.gov/41271156/). *Parasitol Int*. [Review / Meta-Analysis]
Kamoshita M (2026). [PMID: 41937972](https://pubmed.ncbi.nlm.nih.gov/41937972/). *Reprod Med Biol*. [Review / Meta-Analysis]
Harmak H (2025). [PMID: 39804284](https://pubmed.ncbi.nlm.nih.gov/39804284/). *Genet Test Mol Biomarkers*. [Case Report / Case Series]
Data assembled from 5 of 12 sources · Last updated Sep 19, 2026, 7:47 AM UTC
Online Mendelian Inheritance in Man
Genetic and Rare Diseases Info Center
Guzmán-Jiménez A (2024). [PMID: 39678461](https://pubmed.ncbi.nlm.nih.gov/39678461/). *Hum Reprod Open*. [Epidemiology / Natural History]