122 citations
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July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
118 citations
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April 1998 in “Dermatologic Clinics” Finasteride and minoxidil are effective for hair regrowth, while treatments for alopecia areata have varying success and continuous treatment is necessary.
113 citations
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November 2017 in “Scientific Reports” Tiny particles from stem cells help activate hair growth cells and encourage hair growth in mice without being toxic.
109 citations
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December 1998 in “The Journal of Dermatology” Manipulating the catagen and telogen phases of hair growth could lead to treatments for hair disorders.
107 citations
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September 2002 in “Journal of Investigative Dermatology” Researchers found that hair shedding happens mostly when new hair is growing and involves a unique process.
103 citations
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November 2014 in “Journal of Cell Biology” MicroRNA-214 is important for skin and hair growth because it affects the Wnt pathway.
96 citations
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September 2017 in “Analytica Chimica Acta” Hair elemental analysis could be useful for health and exposure assessment but requires more standardization and research.
96 citations
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April 2007 in “Journal of Investigative Dermatology” Grafted rodent and human cells can regenerate hair follicles, but efficiency decreases with age.
92 citations
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June 2005 in “Journal of Investigative Dermatology” All-trans retinoic acid causes hair loss by increasing TGF-β2 in hair follicle cells.
91 citations
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May 2003 in “American Journal of Pathology” Prolactin affects hair growth cycles and can cause early hair follicle regression.
81 citations
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January 2003 in “The FASEB Journal” Follistatin helps hair growth and cycling, while activin prevents it.
77 citations
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March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
71 citations
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June 2001 in “American Journal of Pathology” The p53 protein helps control hair follicle shrinking by promoting cell death in mice.
58 citations
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October 2016 in “Journal of Investigative Dermatology” Activating Nrf2 protects human hair follicles from oxidative stress and helps prevent hair growth inhibition.
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.
51 citations
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May 2011 in “Phytotherapy Research” Ginseng, especially red ginseng, may help regrow hair and block a hair loss-related enzyme.
51 citations
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November 2010 in “Dermatologic Surgery” The research provides specific measurements for hair follicles that can improve hair transplant and regeneration techniques.
50 citations
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December 2020 in “Bioactive Materials” Wound dressing absorbs fluid, regenerates hair follicles, and heals skin burns.
47 citations
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April 2000 in “The American journal of pathology” Bcl-2 overexpression protects against UVB damage but worsens hair loss from chemotherapy.
46 citations
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October 2009 in “Archives of Dermatology” Loose anagen hair syndrome, often affecting young girls, can be diagnosed with a hair-pull test and usually gets better on its own, but severe cases may need treatment.
45 citations
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May 2003 in “Journal of Cell Science” α3β1-integrin is crucial for maintaining normal hair follicle shape and function but not needed for the development of the surrounding skin.
42 citations
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April 2008 in “Acta materialia” Different ethnicities and treatments affect human hair strength and structure.
39 citations
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August 2018 in “Scientific reports” Claudin-1 is important for the barrier function and growth of hair.
39 citations
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May 2010 in “Stem Cells” Ephrins slow down skin and hair follicle cell growth.
38 citations
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June 2017 in “The Journal of Dermatology” Aging in hair follicle stem cells leads to hair graying, thinning, and loss.
38 citations
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September 2014 in “Cell and Tissue Research” The hair follicle infundibulum plays a key role in skin health and disease, and understanding it better could lead to new skin disease treatments.
32 citations
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January 1994 in “Skin Pharmacology and Physiology” Minoxidil helps hair growth by activating enzymes in hair follicles.
31 citations
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September 1999 in “Dermatologic Surgery” Cooling hair micrografts during transplantation does not improve their survival or growth.
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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May 2016 in “International Journal of Cosmetic Science” Hair loss in women links to inflammation around hair follicles.