research Morphometric, Stereological, And Functional Changes In The Epididymis And Fertility Parameters In Rats Treated With Finasteride
Finasteride impairs sperm quality and fertility in rats, even after stopping treatment.
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research Iatrogenic Male Infertility
Medical treatments like chemotherapy and radiotherapy can harm sperm production, so freezing sperm before treatment is important for men who want children later.
research Time Lags Between Various Maturity Measures and Spermarche
Certain maturity signs appear before and after the first release of sperm in boys.
research A Retrospective Study of Semen Quality in Young Infertile Men with Androgenetic Alopecia After Discontinuation of Finasteride
Stopping finasteride improves sperm quality but not semen volume in young men.
research Assessment of Semen Quality in Patients with Androgenetic Alopecia in an Infertility Clinic
Men with severe hair loss may have poorer sperm quality.
research Salivary Testosterone Levels in Infertile Men
Men with low or no sperm count have lower salivary testosterone levels, and saliva testing can measure their testosterone well.
research Reproductive System, Male: Biology of Spermatogenesis and Toxicology
The document explains how sperm cells are produced, the role of testosterone in this process, and how toxins can reduce sperm count and fertility.
research Effect of 1-Mg Dose of Finasteride on Spermatogenesis and Pregnancy
Finasteride 1-mg doesn't harm sperm or pregnancy chances.
research Effects of the Chronic Use of Finasteride on Testicular Weight and Spermatogenesis in Wistar Rats
Finasteride doesn't change rat testicle weight or sperm production.
research Evaluation of the Effect of Injection of Dutasteride as a Mesotherapeutic Tool in the Treatment of Androgenetic Alopecia in Males
Dutasteride mesotherapy helps treat male hair loss but may harm sperm and sexual function.
research Androgen Levels and Apoptosis in the Testis During Postnatal Development of Finasteride-Treated Male Rat Offspring
Finasteride treatment in male rats can reduce fertility and affect sperm development in their offspring.
research Timing of Puberty in Relation to Semen Characteristics, Testicular Volume, and Reproductive Hormones: A Cohort Study
Men who went through puberty later had lower sperm counts and altered hormone levels, possibly affecting fertility.
research The Perception of Donor Gametes from Male and Female Members of Infertile Couples
Men and women in infertile couples feel using donor sperm may cause more stress and marital issues than using donor eggs.
research A Combined Regimen of Cyproterone Acetate and Testosterone Enanthate as a Potentially Highly Effective Male Contraceptive
The combination of cyproterone acetate and testosterone enanthate is highly effective in preventing sperm production and could be a good reversible male contraceptive.
research Expression of E-SOD, GPX5 mRNAs and Immunoexpression of Cu/ZnSOD in Epididymal Epithelial Cells of Finasteride-Treated Rats
Finasteride changes antioxidant enzyme expression, possibly affecting sperm protection in rats.
research Characteristic Localization of Neuronatin in Rat Tissues
Neuronatin is found in various cells of rat tissues and has a unique location in sperm cells.
research Spontaneous Fertility in a Male Patient with Testotoxicosis Despite Suppression of FSH Levels
A man with testotoxicosis was fertile despite low FSH levels, suggesting high testosterone may allow sperm production without FSH.
research Fatty Acid Composition of Selected Organs of Gerbils Maintained on a Fat-Deficient or Fat-Supplemented Diet
Gerbils on a fat-deficient diet had altered fatty acid levels, hair loss, reduced sperm, and lower body weight.
research Dihydrotestosterone and 5α-Reductase: Role in Hair Loss and Prostate Health
Dihydrotestosterone and 5α-Reductase play a role in hair loss and prostate health, and finasteride can increase hair growth in men without affecting sperm production, but it doesn't work for postmenopausal women with hair loss.
research The Effects of Finasteride on the Expression of Dazl, Tsga10, Sycp3, Prm2 Genes During Spermatogenesis in Testes of NMRI Mice
Finasteride, at doses of 5mg or higher, may negatively affect male fertility by reducing the expression of certain genes involved in sperm production.
research Potential Adverse Effects of Long-Term Testosterone Therapy
Long-term testosterone therapy can cause hormone suppression, affect prostate and heart health, and alter physical characteristics, but does not increase prostate cancer risk and needs more research for full risk assessment.
research Semen Parameters Among Transgender Women With a History of Hormonal Treatment
Hormonal treatment in transgender women reduces semen quality, but stopping treatment may improve it.
research A Mutation of the Androgen Receptor Associated with Partial Androgen Resistance, Familial Gynecomastia, and Fertility
A subtle androgen receptor abnormality can allow normal male development and sometimes fertility despite partial androgen resistance.
research Testosterone Is a Contraceptive and Should Not Be Used in Men Who Desire Fertility
Testosterone replacement therapy can prevent men from fathering children and should not be used by those wanting to stay fertile.
research Finasteride-Associated Male Infertility
Finasteride may cause male infertility, stopping it can help.
research Safety Concerns Regarding 5α Reductase Inhibitors for the Treatment of Androgenetic Alopecia
5α reductase inhibitors treat hair loss but may cause sexual side effects and risks.
research Spermatozoa and Chronic Treatment with Finasteride: A TEM and FISH Study
Finasteride may negatively affect male fertility.
research Exposure of Xenopus Laevis Tadpoles to Finasteride, an Inhibitor of 5-Alpha Reductase Activity, Impairs Spermatogenesis and Alters Hypophyseal Feedback Mechanisms
Finasteride exposure harms tadpole reproduction and hormone balance.
research New Biomarkers to Evaluate Hyperandrogenemic Women and Hypogonadal Men
The document concludes that hormonal biomarkers are key for diagnosing hyperandrogenemia in women and hypogonadism in men.
research Effects of Pre- and Post-Pubertal Dihydrotestosterone Treatment on Penile Length in 5α-Reductase Type 2 Deficiency
Dihydrotestosterone treatment can help penis growth in boys with 5α-reductase deficiency but doesn't fully normalize size after puberty.