40 citations
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May 1999 in “Journal of The European Academy of Dermatology and Venereology” Treat hair loss with finasteride, minoxidil, or surgery; consider side effects and severity.
22 citations
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September 2003 in “Journal of Investigative Dermatology” New mutations in the EBP gene cause CDPX2, affecting bones, skin, eyes, and hair, with females generally less affected than males.
14 citations
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December 2010 in “Seminars in Oncology” Rare adrenal cancers that secrete androgens or estrogens have a poor prognosis and are treated primarily with surgery.
11 citations
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February 2011 in “Current Zoology” About 20% of Japanese macaques had head alopecia, and stress and environment might cause hair loss.
10 citations
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April 1995 in “Animal Science/Animal science” Melatonin implants can change the seasonal prolactin levels and hair growth in adult cashmere goats but not in juveniles, and don't delay spring moult for better fiber harvesting.
1 citations
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January 2008 in “Proceedings of the 9th World Rabbit Congress, Verona, Italy, 10-13 June 2008” Furless male rabbits grew slightly faster and heavier than furred ones, but testosterone levels were not the cause.
1 citations
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May 1999 in “Journal of The European Academy of Dermatology and Venereology” Treat hair loss with medicine, continue indefinitely.
October 2023 in “IJEM case reports” A 15-year-old girl with no menstrual period was diagnosed with a genetic condition that makes her body unable to respond to male hormones, leading to female characteristics despite having male genetic makeup.
July 2022 in “Research Square (Research Square)” Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
January 2003 in “Humana Press eBooks” 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.
July 2011 in “British Journal of Dermatology” Hormone treatment caused hair loss, finasteride helped regrowth.
13 citations
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December 2018 in “Development, Growth & Differentiation” Sex hormones, especially estradiol, can change chicken feather shapes and colors.
441 citations
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May 2008 in “British Journal of Pharmacology” Anabolic steroids can build muscle and strength but have risks and need more research on their clinical benefits and side effects.
138 citations
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October 2012 in “Behavioral Ecology” Masculine facial features may not reliably indicate heritable health, and more research is needed.
120 citations
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October 2007 in “Clinical Interventions in Aging” Estrogens help reduce skin aging, and SERMs might offer similar benefits without the risks of hormone therapy.
73 citations
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June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
70 citations
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April 2014 in “Annales d'endocrinologie” New genes and pathways are important for testosterone production and male sexual development.
58 citations
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January 2003 in “Thrombosis and Haemostasis” Testosterone may slow down wound healing and increase inflammation.
research ACNE
58 citations
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January 1997 in “Dermatologic Clinics” Acne significantly affects mental health and quality of life, with research suggesting hormonal and genetic factors in its development and emphasizing early treatment to prevent scarring.
51 citations
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November 2005 in “Journal of Medical Primatology” Alopecia in captive rhesus macaques is affected by season, sex, age, housing, and stress, with complex links between stress hormones and hair loss.
50 citations
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August 2017 in “Diabetologia” Metformin has limited effectiveness for improving PCOS symptoms and lacks clear benefits, needing more research to confirm its efficacy.
26 citations
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December 2006 in “Endocrinology” A cream with a specific hormone blocker increases hair growth in mice.
26 citations
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November 2006 in “Pharmacology, Biochemistry and Behavior” Pregnancy reduces anxiety in rats, but finasteride reverses this effect.
19 citations
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January 2008 in “The veterinary clinics of North America. Exotic animal practice” Adrenal gland disease is common in ferrets and causes hair loss and other symptoms.
18 citations
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June 2019 in “Twin research and human genetics” The 25Up study collected extensive data on mental disorders and related factors in Australian twins and siblings to investigate the genetics of psychiatric illnesses.
14 citations
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June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
12 citations
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December 2017 in “Scientific reports” The new test can measure very small amounts of testosterone in hair, and grinding the hair up first gives more accurate results.
11 citations
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August 2009 in “Expert Opinion on Drug Discovery” We need better ways to test and understand SARMs to make safer and more effective treatments.
11 citations
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July 2001 in “APMIS. Acta pathologica, microbiologica et immunologica Scandinavica./APMIS” Estrogens are key for bone growth spurts in both boys and girls and affect growth into adulthood.
11 citations
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September 1992 in “Journal of pineal research” Immunizing goats against melatonin can temporarily change their cashmere growth cycles and increase fleece production.