86 citations
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August 2000 in “Pigment cell research” Melanocyte activity in hair follicles is linked to the hair growth cycle, being active in growth phases and inactive in rest phases.
130 citations
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April 2003 in “Journal of Investigative Dermatology” Four specific keratins in hair follicles help understand hair structure and function.
86 citations
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May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
Chrysanthemum zawadskii extract may help treat hair loss by promoting hair growth and affecting growth factors.
December 2024 in “Biological and Pharmaceutical Bulletin” Gum arabic improves minoxidil delivery to hair follicles, enhancing hair growth.
1 citations
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July 2005 in “Drugs and the pharmaceutical sciences” Targeting drugs to hair follicles can treat skin conditions, but reaching deep follicle areas is hard and needs more research.
29 citations
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July 2003 in “Experimental Dermatology” The upper hair follicle is stable, while the lower part allows movement during hair growth.
January 2016 in “British Biotechnology Journal” DP cells can help in hair growth and regenerative medicine.
19 citations
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July 1997 in “British Journal of Dermatology” LHTric-1 is a specific antibody useful for studying hair and nail formation.
July 2023 in “Research Square (Research Square)” Skin's uneven surface and hair follicles affect its stress and strain but don't change its overall strength, and help prevent the skin from peeling apart.
25 citations
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January 2013 in “Journal of Cell Science” Tenascin-C and tenascin-W help control stem cell movement and growth in whisker follicles.
58 citations
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June 1987 in “Archives of Dermatological Research” EGF and FGF boost hair cell growth, hydrocortisone slows it, and minoxidil doesn't affect it.
130 citations
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January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
5 citations
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July 1999 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Proteolytic enzymes damage hair follicles by detaching stem cells.
May 2023 in “Frontiers in chemistry” Zolpidem shows up in hair from the top back of the head after one dose and fades over time, suggesting it gets into hair through blood and sweat.
21 citations
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July 2006 in “Veterinary dermatology” CD34 marks potential stem cells in dog hair follicles.
19 citations
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November 2001 in “Journal of Investigative Dermatology Symposium Proceedings” Human hair follicles can regenerate and recover after severe injury by going through a brief abnormal resting phase before growing again.
2 citations
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September 2020 in “International journal of radiology & radiation therapy” Radiotherapy can cause rare changes in hair color, which should be discussed with patients.
20 citations
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December 2010 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Decreased CD200 in hair follicles may cause immune issues in some alopecia areata cases.
April 2017 in “Journal of Investigative Dermatology” Scientists created a tiny, 3D model of a hair follicle that grows and acts like a real one.
14 citations
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October 2020 in “Scientific reports” Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.
72 citations
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June 2001 in “Journal of Investigative Dermatology” S100A4 and S100A6 proteins may activate stem cells for hair follicle regeneration and could be potential targets for hair loss treatments.
9 citations
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November 2007 in “Veterinary dermatology” Boxer and Labrador dogs' hair growth is affected by the tropical climate, but Schnauzers' is not.
6 citations
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July 2018 in “Advances in Clinical and Experimental Medicine” Different body parts have varying levels of certain hair follicle markers.
24 citations
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January 2012 in “Indian Journal of Dermatology, Venereology and Leprology” Diffuse alopecia areata involves more inflammation and higher allergy-related antibodies than patchy types.
55 citations
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November 2018 in “American journal of human genetics” Mutations in the LSS gene cause a rare type of hereditary hair loss.
150 citations
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April 1999 in “Dermatologic Clinics” Laser hair removal effectiveness depends on targeting hair structures without harming the skin, and improvements require more research and expert collaboration.
22 citations
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July 1990 in “Acta Dermato Venereologica” High levels of testosterone and dihydrotestosterone inhibit hair cell growth, while high levels of estradiol promote it.
291 citations
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October 2005 in “Proceedings of the National Academy of Sciences of the United States of America” Adult stem cells from rat whisker follicles can regenerate hair follicles and sebaceous glands.
128 citations
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March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.