25 citations
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November 2014 in “British Journal of Dermatology” Certain transporters are found in human hair follicles and may affect hair growth and loss.
15 citations
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July 1999 in “Dermatologic Clinics” The document concludes that immune system abnormalities cause alopecia areata, but the exact process is still not completely understood.
115 citations
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August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
105 citations
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December 1998 in “Archives of Dermatological Research” Dermal papilla cells mainly drive blood vessel growth in hair follicles.
49 citations
,
March 2004 in “Journal of Investigative Dermatology” The hHa7 gene is regulated by androgens in certain body hair, not scalp hair.
47 citations
,
December 2011 in “Experimental Dermatology” CGRP may help protect hair follicles from immune system attacks, potentially slowing hair loss.
29 citations
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January 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” P-cadherin is crucial for hair follicle pigmentation but not skin pigmentation.
19 citations
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August 1993 in “Journal of Cutaneous Pathology” Alopecia causes smaller hair follicles and affects growth-related structures.
9 citations
,
March 1987 in “British Journal of Dermatology” EGF and FGF can boost hair growth by speeding up cell growth.
February 2024 in “Biomedical materials” Scientists created a lab-grown hair follicle model that behaves like real hair and could improve hair loss treatment research.
April 2023 in “Journal of Investigative Dermatology” IL-9/IL-9R signaling can negatively affect human hair growth and may be a target for treating hair loss conditions.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” The model can effectively test gene functions and drug responses in human skin.
April 2016 in “Journal of Investigative Dermatology” Scientists have found a way to grow hair follicles from human cells in a lab, which could help treat hair loss and skin damage.
December 2012 in “Journal of dermatological science” Langerhans cells and melanocytes migrate to the skin and hair follicles during early human development.
22 citations
,
July 1990 in “Acta Dermato Venereologica” High levels of testosterone and dihydrotestosterone inhibit hair cell growth, while high levels of estradiol promote it.
90 citations
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August 2004 in “Physiological Genomics” Dermal papilla cells help skin stem cells grow into hair.
46 citations
,
October 2023 in “Science Advances” 3D bioprinting can now create skin with hair-like structures for medical use.
44 citations
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June 2018 in “Journal of Cellular Physiology” Researchers developed a 3D model of human hair follicle cells that can help understand hair growth and test new hair loss treatments.
11 citations
,
May 2016 in “Naunyn-Schmiedeberg's Archives of Pharmacology” A substance called 15-deoxy prostaglandin J2 can cause hair follicle cells to die, which might explain how prostaglandin D2 can lead to hair loss.
August 2024 in “Biomolecules & Therapeutics” A new compound, HTPI, promotes hair growth by protecting cells from damage and regulating energy use.
January 2024 in “Archives of Biological Sciences (Beograd)” AP collagen peptides may help hair grow better and become stronger.
March 2024 in “Journal of functional foods” Collagen peptides from marine and bovine sources may help prevent hair loss by affecting hair follicle stem cells differently.
4 citations
,
January 2017 in “Annals of Dermatology” Tianeptine may help prevent hair loss by promoting hair growth and reducing cell death.
53 citations
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January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
28 citations
,
August 2005 in “Journal of Investigative Dermatology” TG5 helps maintain hair follicle health, while TG3 aids in hair shaft development.
13 citations
,
December 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Nicotinamide applied to the scalp can slow down hair growth.
13 citations
,
October 2010 in “Methods in molecular biology” Hair follicle culture helps study cell interactions and effects of substances on tissue growth.
9 citations
,
August 2023 in “Journal of Investigative Dermatology” IL-15 helps hair grow longer and stronger by extending the growth phase and reducing cell death.
8 citations
,
October 2021 in “Experimental cell research” Engineered vesicles from macrophages help hair growth in mice and humans.
November 2025 in “Journal of Investigative Dermatology” BTNL2 helps protect hair follicles from immune attacks.