1 citations
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February 2022 in “Online journal of biological sciences” The document does not determine if adults with aphallia are fertile.
3 citations
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February 2018 in “Human Reproduction” A man with testotoxicosis was fertile despite low FSH levels, suggesting high testosterone may allow sperm production without FSH.
May 2023 in “Animal Reproduction Update” High levels of cortisol in hair show long-term stress which can lower fertility in animals.
59 citations
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August 1998 in “International Journal of Dermatology” Genetics and hormones cause hair loss; finasteride treats it safely.
27 citations
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October 1999 in “Experimental and Molecular Pathology” Stump-tailed macaque best for researching hair loss causes and treatments.
June 2019 in “Journal of Dermatological Treatment” BM-PHA is as effective and safe as Restylane Perlane for improving nasolabial folds with minor side effects.
11 citations
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May 2024 in “Reproductive Biology and Endocrinology” Fetal ovaries produce different hormones than adult ovaries, and endocrine-disrupting chemicals may affect this process.
1 citations
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December 2019 in “Frontiers in endocrinology” Higher androgen levels during puberty are linked to shorter adult height in boys with Silver-Russell syndrome.
6 citations
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May 2023 in “International journal of molecular sciences” Collagen-enhanced mesenchymal stem cells significantly improve skin wound healing.
6 citations
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November 2018 in “Journal of molecular histology” Testosterone increases fluid secretion and aquaporin expression in the vas deferens, which is important for male fertility.
February 2023 in “Frontiers in Endocrinology” Too much male hormone in mothers can negatively affect the sexual behavior of both male and female baby mice.
11 citations
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January 2020 in “World Journal of Traditional Chinese Medicine” Kidney-yang deficiency syndrome causes hormonal imbalances and various physical symptoms.
September 2023 in “Middle East Fertility Society Journal” Nicotine may help treat both Parkinson's disease and infertility.
January 2025 in “The World Journal of Men s Health” Intratesticular PRP injections are safe but not proven to improve sperm retrieval in certain infertile men.
38 citations
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October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.
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June 2008 in “Acta Cirurgica Brasileira” Finasteride causes sperm production decrease in Mesocricetus auratus.
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June 2005 in “The Milbank Quarterly” The conclusion is that formalizing how past decisions influence current health technology assessments could improve the credibility and defense of coverage decisions.
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October 2018 in “Journal of The American Academy of Dermatology” Some skin medications can harm male fertility, but they don't seem to cause birth defects from father's exposure.
1 citations
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October 2025 in “EBioMedicine” Women have a higher DHT/testosterone ratio than men, possibly due to gut bacteria activity.
38 citations
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May 1971 in “Clinical genetics” A specific metabolite, not a receptor protein, triggers the production of certain kidney enzymes, but this process is disrupted in mice with a mutation causing testicular feminization.
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June 1988 in “Journal of Steroid Biochemistry” Flutamide combined with an LHRH agonist effectively inhibits prostate growth, suggesting it could treat prostate cancer.
30 citations
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August 1984 in “Journal of the American Academy of Dermatology” Low-sulfur hair syndrome can cause UVB sensitivity and testicular failure.
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March 1975 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” The study concludes that a genetic mutation in TFM mice leads to reduced androgen receptor activity, affecting the body's response to male hormones.
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September 1971 in “Metabolism, clinical and experimental” Dihydrotestosterone has a reduced effect on muscle-building in people with testicular feminization syndrome, especially after their gonads are removed.
1 citations
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May 2023 in “Jurnal Kedokteran Diponegoro” Chemotherapy for prostate, bladder, and testicular cancer patients commonly causes hair loss, fatigue, and decreased appetite.
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September 2016 in “Veterinary dermatology” A combination of ciclosporin and ketoconazole can effectively treat severe hair loss in dogs.
June 2026 in “Kocatepe Veterinary Journal” PRP injections may slightly improve testicular development in male lambs.
April 2025 in “The Indian Journal of Animal Reproduction” Testicular abnormalities in dogs should be treated to prevent complications like seminoma.
October 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” A small BOTOX dose improved sperm production and movement in older mice.
January 2019 in “Jui rinsho hifuka” A dog's hair loss was caused by a hormone-secreting testicular tumor.