158 citations
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December 2002 in “Development” Msx2-deficient mice experience irregular hair growth and loss due to disrupted hair cycle phases.
133 citations
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July 1994 in “Journal of Dermatological Science” Human hair growth can be influenced by certain growth factors and has specific metabolic needs.
92 citations
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February 2005 in “Endocrinology” Estrogen receptors affect hair growth, with ER beta slowing down the hair cycle changes caused by ER alpha.
64 citations
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March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
44 citations
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September 2012 in “Archives of Dermatology” Hair breakage may be an early sign of a hair loss condition called CCCA in African American women.
42 citations
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March 2018 in “PLOS Biology” Autophagy is important for human hair growth and health.
30 citations
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February 2017 in “Histochemistry and Cell Biology” TPA promotes hair growth by increasing stem cell activity and activating specific cell signals.
30 citations
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September 2003 in “Experimental Dermatology” Minoxidil helps prevent stress-caused hair loss in mice.
11 citations
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June 2017 in “Mathematical Medicine and Biology A Journal of the IMA” The model helps understand and improve treatments for alopecia areata by simulating hair growth and immune cell interactions.
8 citations
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January 2013 in “BioMed Research International” Age, gender, and hair loss affect scalp characteristics differently in young Caucasian adults.
2 citations
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April 2019 in “Journal of Investigative Dermatology” Gasdermin A3 causes hair follicle stem cells to activate too early, leading to hair loss.
2 citations
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February 2014 in “Journal of the European Academy of Dermatology and Venereology” High levels of prolactin in the blood can be linked to widespread hair loss.
November 2025 in “SKIN The Journal of Cutaneous Medicine” "Dread shed" is common with minoxidil but less so with other hair loss treatments.
September 2025 in “Digital Commons - RU (Rockefeller University)” FOXC1 is essential for keeping hair follicle stem cells inactive and maintaining their environment for healthy hair growth.
July 2025 in “Journal of Investigative Dermatology” BrdU speeds up hair follicle aging and reduces hair quality.
July 2025 in “Biotechnology and Bioprocess Engineering” Camellia japonica seed extract helps hair grow by activating hair follicles and preventing cell aging.
May 2024 in “International Ayurvedic Medical Journal” Ayurveda promotes hair health by balancing the body and using natural treatments.
May 2024 in “International Journal of Dermatology” More research is needed to understand if GLP-1 agonists affect hair health.
February 2023 in “Cosmoderma” Loose anagen hair syndrome causes easily shed hair but usually improves with time.
July 2022 in “Journal of Investigative Dermatology” IL-15 helps maintain hair growth and protects the immune status of hair follicles.
November 2019 in “British Journal of Dermatology” FOL-005 peptide may help treat excessive hair growth safely.
January 2019 in “Social Science Research Network” Hair follicle stem cells prevent melanocyte stem cells from differentiating by controlling retinoic acid levels.
April 2016 in “Journal of Investigative Dermatology” CD73 may regulate hair growth and could be targeted for hair growth treatments.
September 2004 in “Experimental Dermatology” Stress increases nerve growth factor, causing hair loss in mice.
April 2000 in “Chinese Journal of Dermatology” Epidermal growth factor (EGF) boosts hair follicle growth and speeds up hair cycle transition.
46 citations
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January 1996 in “Journal of The American Academy of Dermatology” People with late-stage HIV-1 often experience a specific type of hair loss linked to multiple factors, including nutritional issues and immune responses.
Rapid weight loss can cause temporary hair loss, but hair usually grows back.
93 citations
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May 1990 in “The EMBO Journal” Mice with extra sheep genes had hair that fell out and regrew in cycles.
40 citations
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July 1989 in “Journal of Cell Science” Rat hair follicles can be kept alive in a lab for 7 days but then stop growing.
Caffeine in Alpecin shampoo may help prolong hair root activity and reduce hair loss.