42 citations
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December 1976 in “PubMed” Cyproterone acetate and ethinylestradiol effectively reduce hirsutism and acne in women.
1 citations
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January 2003 in “Benjamins eBooks” Confinement in farrowing crates doesn't increase chronic stress in sows, but hair cortisol measurements may not reliably indicate stress due to hair growth variations.
Cows moving from tie-stall to free-stall housing had more heel problems, less joint lesions, and higher stress levels.
May 2024 in “BMC veterinary research” Metabolites and diet affect hair growth cycles in cashmere goats.
June 2022 in “Journal of Experimental Biology and Agricultural Sciences” Higher testosterone harms sperm motility, while higher estradiol improves sperm survival.
86 citations
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August 2000 in “Pigment cell research” Melanocyte activity in hair follicles is linked to the hair growth cycle, being active in growth phases and inactive in rest phases.
November 1982 in “Inpharma” Spironolactone reduces hair growth in women with unexplained excessive hairiness.
8 citations
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May 1991 in “PubMed” Hirsutism requires identifying the cause to choose the right treatment, which may include medications like oral contraceptives or dexamethasone.
94 citations
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August 2002 in “Experimental Dermatology” 17α-estradiol boosts aromatase activity in female hair follicles, potentially helping with hair loss.
January 2018 in “Springer eBooks” Telogen Effluvium causes more hair loss because hair moves to the resting phase too soon.
April 2020 in “Journal of the Endocrine Society” A woman's severe hirsutism was caused by Leydig cell tumors in her ovaries, which improved after surgery.
2 citations
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January 2012 in “Journal für Kardiologie (Krause & Pachernegg GmbH)” Hirsutism and alopecia during menopause can be diagnosed and treated with specific hormonal and topical therapies.
19 citations
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March 2008 in “Nature clinical practice endocrinology & metabolism” A combined drug and laser treatment improved hirsutism in a PCOS patient, also enhancing her heart health and requiring regular liver and kidney checks.
135 citations
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August 1994 in “Clinical Endocrinology” Most women with hirsutism or androgenic alopecia had polycystic ovaries, especially if they had irregular periods.
1 citations
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September 2024 in “Frontiers in Cell and Developmental Biology” Pigs are a good model for studying human hair growth and disorders.
3 citations
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January 1985 in “Acta Obstetricia Et Gynecologica Scandinavica” A rare ovarian tumor caused early puberty signs in a 1-year-old girl, but surgery reduced hormone levels.
13 citations
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June 2018 in “Journal of Womens Health” Combination therapy with oral contraceptives and spironolactone improves hair growth, menstrual issues, and acne in women with PCOS.
June 2002 in “Current obstetrics and gynaecology/Current obstetrics & gynaecology” Hirsutism, excessive hair growth in women, often caused by high androgen levels and polycystic ovary syndrome, can be treated with medication and weight management.
4 citations
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August 2019 in “General and Comparative Endocrinology” Male yak hair growth is influenced by DHT synthesis, which is promoted by 5α-red1 and AR during growth phases, while E2 may inhibit growth through ERα.
1 citations
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April 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Goat skin changes with the seasons due to genes affected by daylight and hormones.
4 citations
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January 1991 in “Journal of dermatological treatment” Goserelin and oestradiol treatment slightly improved hairiness but did not significantly change sebum production or hair characteristics in mildly hirsute women.
91 citations
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May 2003 in “American Journal of Pathology” Prolactin affects hair growth cycles and can cause early hair follicle regression.
9 citations
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November 2007 in “Veterinary dermatology” Boxer and Labrador dogs' hair growth is affected by the tropical climate, but Schnauzers' is not.
May 2021 in “Journal of the Endocrine Society” A 23-year-old woman's missed periods were caused by a rare genetic disorder treated with hormone patches.
36 citations
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July 2005 in “Journal of Neuroendocrinology” Blocking certain brain processes reduces mating behavior in female rats.
Spironolactone was effective in reducing hair growth in women with hirsutism.
January 2025 in “Haematology International Journal” These ovarian conditions cause high testosterone levels.
Sheep can lose wool quickly due to stress, but it doesn't cause itching or pain.
December 2025 in “Scientific Reports” Gut microbiota and metabolic pathways may play a key role in PCOS development.
25 citations
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October 2018 in “PloS one” Key genes regulate hair follicle phase changes in Inner Mongolia cashmere goats.