20 citations
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October 2008 in “Archives of dermatological research” Angiogenin helps hair grow by stimulating cell growth and blood vessel formation.
13 citations
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September 2020 in “Sensors” Hair follicles have a pH gradient, increasing towards the root.
11 citations
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November 2021 in “Clinical, Cosmetic and Investigational Dermatology” Resveratrol may help hair grow, but more research is needed.
9 citations
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September 2022 in “Pharmaceutics” Porcine placenta extract may improve hair growth and skin health.
7 citations
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March 2023 in “Journal of Investigative Dermatology” Low-intensity ultrasound may help protect hair follicles from chemotherapy-induced hair loss.
7 citations
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September 2003 in “Journal of Investigative Dermatology” PAR-1 may play a role in hair growth regulation in human hair follicles.
12 citations
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January 2019 in “Sleep medicine” Night shift work disrupts the body's natural clock genes.
46 citations
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October 2023 in “Science Advances” 3D bioprinting can now create skin with hair-like structures for medical use.
8 citations
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March 2023 in “BMC Research Notes” Laser-capture microdissection effectively analyzes hair follicle microbiomes, revealing region-specific bacterial differences.
April 2026 in “Frontiers in Medicine” Farudodstat may help prevent hair loss in alopecia areata by stopping immune attacks on hair follicles.
62 citations
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January 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” A second domain of high sulfur KAP genes on chromosome 21q23 is crucial for hair structure.
44 citations
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October 1990 in “Archives of Dermatological Research” The connective tissue around hair follicles changes structure throughout the hair cycle.
17 citations
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April 2016 in “Journal of Investigative Dermatology” KB2115 (eprotirome) can safely extend the hair growth phase without damaging cells or changing hair color.
15 citations
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February 2014 in “Journal of Investigative Dermatology” NF-κB activity is crucial for keeping hair in the growth phase.
12 citations
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May 2023 in “EMBO reports” High mTORC1 activity slows hair growth and causes it to lose color.
9 citations
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August 2023 in “Journal of Investigative Dermatology” IL-15 helps hair grow longer and stronger by extending the growth phase and reducing cell death.
6 citations
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April 2005 in “Journal of dermatological science” The study found nine new hair protein genes in human hair follicles.
August 2023 in “Stem cell reviews and reports”
October 2013 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Three-dimensional culture helps dermal papilla cells grow new human hair follicles.
69 citations
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January 2002 in “Journal of biomedical optics” Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.
93 citations
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July 2006 in “Journal of Investigative Dermatology” K25, K27, and K28 are found in all inner root sheath layers of hair, while K26 is only in the cuticle.
9 citations
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December 1991 in “Annals of the New York Academy of Sciences” 4 citations
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July 2025 in “Frontiers in Pharmacology” Cooling with antioxidants helps protect hair during chemotherapy.
March 2026 in “Journal of Investigative Dermatology” Folliculin slows hair growth, and blocking it might help treat hair loss.
51 citations
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September 2000 in “Acta dermato-venereologica” PPAR alpha may help in hair growth and could be a target for treatment.
3 citations
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August 2018 in “Stem cells international” Hair follicle cells help maintain and support stem cells and blood cell formation.
Farudodstat can prevent hair follicle immune damage linked to alopecia areata.
87 citations
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February 2000 in “Journal of Investigative Dermatology” Stem cells in developing hair follicles move to specific areas as they mature.
44 citations
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August 1990 in “PubMed” Keratins K1 and K10 are found in the inner root sheath and cuticle of human hair follicles.
35 citations
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October 2013 in “Journal of Dermatological Science” VEGF165 influences hair follicle cell growth and movement through VEGFR-2 activation.