April 2019 in “Journal of Investigative Dermatology” Maca root extract protects hair follicles and promotes hair growth.
54 citations
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June 1985 in “American Journal of Dermatopathology” Minoxidil helps grow longer, thicker hair in bald scalps of stumptailed macaques, and early treatment is more effective.
33 citations
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January 1997 in “Endocrinology” Testosterone can slow down hair growth when combined with certain cells from bald scalps, and this effect can be blocked by an androgen receptor blocker.
21 citations
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June 2016 in “Journal of Medical Primatology” Captive management practices affect hair loss and stress in rhesus monkeys, with differences between facilities.
19 citations
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January 1997 in “Endocrinology” Testosterone can slow hair growth in adult monkeys, but a blocker called RU 58841 can counteract this and potentially help hair regrow.
16 citations
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March 2009 in “Skin Pharmacology and Physiology” SEPA™ enhances the effectiveness of minoxidil in stimulating hair growth, working faster and better than Rogaine® TS, with no significant side effects.
2 citations
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May 2021 in “Scientific Reports” Stress is likely causing hair loss in Formosan macaques.
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.
23 citations
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January 2010 in “Journal of Medical Primatology” Hair loss in Rhesus macaques may be caused by a skin allergy-related condition.
18 citations
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April 1986 in “International Journal of Cosmetic Science” Minoxidil promotes hair regrowth in early baldness stages and prevents baldness in non-bald scalps.
17 citations
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November 2013 in “American Journal of Primatology” Different monkey species in a lab showed varying levels of hair loss due to factors like type, sex, age, season, and living conditions.
11 citations
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May 2019 in “Journal of Medical Primatology” Alopecia in rhesus macaques is linked to pregnancy, not stress.
4 citations
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April 2016 in “American Journal of Primatology” Where a rhesus macaque used to live can affect its chances of getting alopecia later in life, and females are more likely to be affected than males.
1 citations
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January 1997 in “Journal of Investigative Dermatology” RU58841, an androgen receptor blocker, significantly increased hair density, thickness, and length in monkeys when applied topically daily for several months.
August 2018 in “Archives on veterinary science and technology” Hair loss in lab macaques is not always due to neglect and has multiple causes.
33 citations
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January 2014 in “Pediatric Research”
29 citations
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June 2005 in “Journal of Zoo and Wildlife Medicine” Most hair loss in captive rhesus macaques is likely due to environmental and behavioral factors.
25 citations
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September 1998 in “The Journal of Steroid Biochemistry and Molecular Biology” Finasteride inhibits enzyme activity in rhesus macaques, suggesting they're useful for evaluating similar drugs.
16 citations
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April 2007 in “Journal of Medical Primatology” The monkey's hair loss was due to an autoimmune disease, not genetics.
10 citations
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November 2015 in “American Journal of Primatology” Monkeys with more anxious or inhibited temperaments tend to have less hair loss.
7 citations
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March 2000 in “CRC Press eBooks” 2 citations
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January 2009 The procedure reliably measures cortisol in rhesus macaque hair.
February 2024 in “Animals” Hair loss peaks in spring and regrowth in late summer, with pregnant females losing the most hair.
March 2021 in “Research Square (Research Square)” Stress likely causes hair loss in Formosan macaques.
January 2000 in “Hair and its disorders: biology, pathology and management, 2000, ISBN 1853177997, págs. 137-152”
33 citations
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January 2002 Latanoprost, a glaucoma drug, showed potential for promoting hair growth in bald monkeys, especially at higher doses.
28 citations
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May 2014 in “PubMed” Higher stress levels may be linked to hair loss in rhesus macaques.
21 citations
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January 1945 in “Journal of Nutrition” Biotin deficiency in monkeys causes fur and skin issues, but 20 μg of biotin daily can prevent or cure it.
20 citations
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January 2002 in “Laboratory Animals” Mutations in the hairless gene cause hair loss and skin cysts in rhesus macaques.
13 citations
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April 1994 in “Journal of Investigative Dermatology” Androgen receptors found in monkey scalps, similar to humans, affect hair growth.