32 citations
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March 2019 in “Climacteric” Premature ovarian insufficiency (POI) can harm women's sexual health, and they may benefit from hormone therapy and counseling.
January 2023 in “Biomedicine & Pharmacotherapy” Low oxygen conditions improve how well certain stem cells from embryos can make hair grow longer and faster.
3 citations
,
January 2016 in “International Journal of Trichology” Sheep-derived factors improve human hair cell clustering, which may help hair growth.
11 citations
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September 2011 in “Biochemical journal” Neurotrophin-4 increases calcium current in specific mouse neurons through the PI3K pathway.
36 citations
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July 1980 in “Journal of Toxicology and Environmental Health” High doses of ethynylestradiol in rats caused growth issues, organ changes, and some tumors, but didn't increase overall tumor rates.
66 citations
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October 1999 in “Annals of the New York Academy of Sciences” The Skin POMC System affects hair growth and skin responses to stress.
Botox is effective for urinary incontinence, chronic migraines, and male pattern hair loss, and a new test for Botox antibodies is more humane.
2 citations
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July 2004 in “Cell Biology International” uPA helps hair follicle cells grow.
16 citations
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April 1998 in “Journal of Investigative Dermatology” ACTH promotes hair growth in mink, but α-MSH does not.
6 citations
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October 2024 in “Reviews in Endocrine and Metabolic Disorders” Low prolactin levels in PCOS can cause metabolic problems like insulin resistance and obesity.
1 citations
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July 2025 in “Frontiers in Veterinary Science” Tibetan sheep have specific genes for high-altitude adaptation and wool traits, aiding breeding strategies.
7 citations
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January 2014 in “Case reports in endocrinology” A woman's excessive hair growth was caused by a rare benign tumor in her adrenal gland, which was successfully removed.
29 citations
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November 1975 in “Clinics in endocrinology and metabolism” Testosterone is made by Leydig cells, is active when not bound to proteins, and works by binding to receptors in muscles and other tissues.
December 2025 in “Fertility and Sterility” Both LNG-IUD and systemic progestins are effective for fertility-sparing treatment, but close monitoring is needed due to recurrence risk.
36 citations
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August 2011 in “Experimental Dermatology” Eccrine sweat gland's clear cells likely cause excessive sweating in hyperhidrosis.
November 2022 in “Research Square (Research Square)” Seasonal changes affect hair growth genes in Angora goats, possibly influencing mohair quality.
February 2025 in “Iraqi Journal of Science” PCOS patients have higher LDH and lower cortisol, dopamine, zinc, and vitamin D3, which may contribute to their symptoms and obesity.
354 citations
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August 1991 in “Molecular Endocrinology” Human adrenals and gonads have a unique enzyme for steroid hormone production.
26 citations
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November 2013 in “Neuroscience” Progesterone can reduce seizures without relying on the GABAA receptor pathway.
18 citations
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June 2016 in “PeerJ” Testosterone increases certain kidney protein levels, potentially raising blood pressure.
April 2020 in “Research Square (Research Square)” Melatonin treatment improved cashmere production in goats for one cycle without lasting effects on the next cycle.
April 2023 in “Journal of The American Academy of Dermatology” Some drugs linked to growth hormones may increase the chance of hair loss in women.
28 citations
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March 1942 in “Journal of Endocrinology” Male rats grow hair faster than females, and certain hormones can slow or slightly increase hair growth, but not significantly beyond natural rates.
February 2026 in “International Journal on Science and Technology” Vitex negundo may help treat PCOD, but more human studies are needed.
Placental cell medium boosts blood vessel growth in lab tests.
October 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Quercetin boosts hair follicle stem cell growth and survival in cashmere goats.
April 2026 in “BMJ Case Reports” Leydig cell tumors can cause high testosterone in women and are treated by removing the ovaries.
5 citations
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April 2024 in “Journal of Ovarian Research” miR-21 helps improve ovarian function recovery in treated mice.
33 citations
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November 1994 in “Archives of Biochemistry and Biophysics”
August 2025 in “Journal of Pediatric Endocrinology and Metabolism” A rare ovarian tumor in a 2-year-old girl was successfully removed, normalizing her hormone levels.