April 2016 in “Journal of Investigative Dermatology” CD73 may regulate hair growth and could be targeted for hair growth treatments.
Testosterone in our bodies helps increase insulin secretion from the pancreas.
7 citations
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January 1971 in “Archives of Dermatological Research” 6 citations
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August 2022 in “International journal of molecular sciences” α-Phellandrene may help prevent hair loss by increasing growth factors and cell growth in hair cells through a specific signaling pathway.
6 citations
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April 1996 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
January 2020 in “Nihon Yakuri Gakkai nenkai yoshishu” Reducing 5α-reductase activity helps endometrial cells differentiate, aiding pregnancy.
October 2020 in “Clinical and Experimental Dermatology” Hair loss improved after removing pituitary tumor.
11 citations
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April 2020 in “Life sciences” Pantothenic acid helps mink hair follicles grow by affecting certain cell signals.
August 2024 in “Biomolecules & Therapeutics” A new compound, HTPI, promotes hair growth by protecting cells from damage and regulating energy use.
8 citations
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April 2014 in “Anti-Cancer Drugs” A hormone linked to collagen helps hair grow back in mice after chemotherapy, and may also prevent bone loss.
May 2026 in “Journal of Tissue Engineering” A new treatment using cell secretions can regrow hair better than minoxidil.
11 citations
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March 1991 in “PubMed” Hormonal imbalances, including high prolactin and thyroid issues, contribute to hair growth problems in women.
CRH causes hair loss by reducing cell survival in hair follicles.
1 citations
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January 2016 in “Journal of Biosciences and Medicines” The ACTH/MC2R system is crucial for controlling hair growth cycles in mice.
2 citations
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April 2020 in “Clinical and experimental obstetrics & gynecology” Hair levels of estradiol and progesterone are higher in premenopausal than postmenopausal women, but the difference isn't statistically significant, indicating the need for a better measurement method.
186 citations
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February 1980 in “Clinical Endocrinology” During puberty, hormone levels rise, with early increases in some steroids and most menstrual cycles becoming regular by six years after menarche.
10 citations
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February 2013 in “PLoS ONE” Neprilysin is important for hair growth regulation.
9 citations
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January 2019 in “Postepy Dermatologii I Alergologii” The skin acts like an endocrine organ, making hormones that affect skin diseases and respond to stress.
17 citations
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June 1997 in “Baillière's clinical obstetrics and gynaecology” Scientists now better understand how human hair growth is controlled, including the roles of specific genes and proteins.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” 17β-estradiol may help hair growth by increasing cannabinoid receptor type 1.
37 citations
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June 1996 in “Journal of cellular physiology” Retinoic acid, glucocorticoids, and IGF1 increase IGFBP-3 production in human dermal papilla cells, affecting hair growth.
Melatonin reduces BMP2 gene expression in goat hair follicles during the resting period.
April 2025 in “Annals of Medicine” CRH can cause hair loss by promoting cell death in hair growth cells.
118 citations
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January 1992 in “Experientia”
January 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” Researchers found key regions in the mouse hairless gene that control its activity in skin and brain cells, affecting hair follicle function.
20 citations
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July 2006 in “Veterinary dermatology” Melatonin helped some Pomeranian dogs regrow hair, but it wasn't linked to estrogen receptors.
7 citations
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October 1992 in “PubMed” Sinus hair follicles in mammals have different nerve fiber types with species-specific patterns, especially in cats.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” The hexosamine pathway helps maintain healthy skin by affecting the skin's structure and possibly increasing hair follicle stem cells.
7 citations
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December 2006 Tribulus terrestris extract significantly increases MSH expression and melanin production in mouse hair follicles.
53 citations
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May 1986 in “Clinics in endocrinology and metabolism” Androgens like testosterone affect hair growth and oil production differently across body parts and individuals.