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research Chronic Treatment with Finasteride Daily Does Not Affect Spermatogenesis or Semen Production in Young Men
Finasteride doesn't harm male fertility or sperm quality, but may slightly reduce ejaculate volume.
research Spermidine Promotes Human Hair Growth and Is a Novel Modulator of Human Epithelial Stem Cell Functions
Spermidine may help reduce hair loss and deserves further testing as a treatment.
research Finasteride-Induced Secondary Infertility Associated with Sperm DNA Damage
Finasteride use may cause sperm damage and infertility, stopping it can improve sperm health.
research Effects of PNU157706, a Dual 5α-Reductase Inhibitor, on Rat Epididymal Sperm Maturation and Fertility
PNU157706 reduced rat sperm movement and fertility without affecting offspring health.
research Sperm Aneuploidy in Infertile Male Patients: A Systematic Review of the Literature
Infertile men are more likely to produce sperm with abnormal chromosome numbers, which can affect pregnancy success and embryo health.
research Spermatozoa and Chronic Treatment with Finasteride: A TEM and FISH Study
Finasteride may negatively affect male fertility.
research Novel Aspects of Age-Protection by Spermidine Supplementation Are Associated with Preserved Telomere Length
Spermidine helps protect against aging by preserving telomere length.
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 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 Restoration of Spermatogenesis and Male Fertility Using an Androgen Receptor Transgene
Scientists restored fertility in male mice lacking a key fertility gene by using a modified gene.
research N1-Methylspermidine, A Stable Spermidine Analog, Prolongs Anagen And Regulates Epithelial Stem Cell Functions In Human Hair Follicles
N1-methylspermidine helps hair growth and reduces inflammation in hair follicles.
research Effect of 1-Mg Dose of Finasteride on Spermatogenesis and Pregnancy
Finasteride 1-mg doesn't harm sperm or pregnancy chances.
research Topical Spermine And Putrescine Stimulated DNA Synthesis In The Hairless Mouse Epidermis
Topical putrescine and spermine increased DNA synthesis in hairless mouse skin.
research A Spermidine-Based Nutritional Supplement Prolongs the Anagen Phase of Hair Follicles in Humans: A Randomized, Placebo-Controlled, Double-Blind Study
A spermidine-based supplement may help hair grow longer by keeping it in the growth phase.
research Origanum Vulgare L. Leaves Extract Alleviates Testis And Sperm Damages Induced By Finasteride: Biochemical, Immunohistological And Apoptosis Genes Based Evidences
Oregano extract helps fix testis and sperm damage caused by finasteride.
research Finasteride Interferes with Prostaglandin-Induced CatSper Signalling in Human Sperm
Finasteride may affect male fertility by interfering with specific sperm signaling.
research Subchronic Study of Sperm Morphology, Genotoxic and Mutagenic Effect of Lepidium Sativum Seeds Aqueous Extract In Vivo
High doses of Lepidium sativum seed extract are toxic and should be used with caution.
research Scientific Opinion on the Substantiation of a Health Claim Related to Spermidine and Prolongation of the Growing Phase (Anagen) of the Hair Cycle Pursuant to Article 13(5) of Regulation (EC) No 1924/2006
Spermidine may help extend the growth phase of hair.
research Effect of Testosterone, Dihydrotestosterone, Estradiol, and Cortisol on the Quality of Fresh and Cryopreserved Stallion Sperm
Higher testosterone harms sperm motility, while higher estradiol improves sperm survival.
research 5-Aminolevulinic Acid Improves Chicken Sperm Motility
5-Aminolevulinic acid can help chicken sperm move better at the right amount.
research Time Lags Between Various Maturity Measures and Spermarche
Certain maturity signs appear before and after the first release of sperm in boys.
research Response to Comments on the Scientific Opinion on the Substantiation of a Health Claim Related to Spermidine and Prolongation of the Growing Phase (Anagen) of the Hair Cycle Pursuant to Article 13(5) of Regulation (EC) No 1924/2006
The EFSA maintained its view that spermidine's effect on hair growth is related to disease treatment and does not meet the health claim criteria.
research Finasteride and Sperm Concentration: Rapid Systematic Review
Finasteride appears safe for long-term sperm concentration, but more research is needed for clear conclusions.
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 Comparison of In Vitro Fertilization/Intracytoplasmic Sperm Injection Cycle Outcome in Patients with and without Polycystic Ovary Syndrome: A Modified Poisson Regression Model
Women with PCOS have a similar chance of getting pregnant using assisted reproductive treatment as those without PCOS.
research Genetically Altered Expression of Spermidine/Spermine N1-Acetyltransferase Affects Fat Metabolism in Mice via Acetyl-CoA
research SHISA6 Confers Resistance to Differentiation-Promoting Wnt/β-Catenin Signaling in Mouse Spermatogenic Stem Cells
SHISA6 helps maintain certain stem cells in mouse testes by blocking signals that would otherwise cause them to differentiate.
research What Should It Take to Describe a Substance or Product as 'Sperm-Safe'?
Products should be called 'sperm-safe' only after thorough, well-designed tests.