131 citations
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November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin grafts on mice can cause an immune response leading to hair loss, useful for studying human hair loss conditions.
128 citations
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September 2003 in “Journal of Ethnopharmacology” Hibiscus rosa-sinensis leaf extract helps hair grow longer and faster.
128 citations
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January 1996 in “Journal of analytical toxicology.” Hair analysis can detect cocaine use but doesn't accurately show the amount or timing of use.
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.
112 citations
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July 1998 in “Journal of Investigative Dermatology” Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.
102 citations
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October 1996 in “Dermatologic Clinics” Photographic documentation crucial for evaluating hair growth in androgenetic alopecia.
98 citations
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June 2008 in “Human mutation” A genetic change in the EDAR gene causes the unique hair traits found in East Asians.
96 citations
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October 2000 in “The FASEB Journal” The p75 neurotrophin receptor is important for hair follicle regression by controlling cell death.
92 citations
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August 2017 in “Proceedings of the National Academy of Sciences of the United States of America” Newborn mouse skin cells can grow hair and this process can be recreated in adult cells to potentially help with hair loss.
91 citations
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April 2011 in “Journal of Ethnopharmacology” Polygonum multiflorum extract helps grow hair by activating certain hair growth signals in mice.
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.
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.
77 citations
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July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
77 citations
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January 2015 in “International Journal of Biological Macromolecules” Chitosan nanoparticles improve minoxidil delivery to hair follicles for better alopecia treatment.
76 citations
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March 2005 in “Journal of Molecular Medicine” Certain mice without specific receptors or mast cells don't lose hair from stress.
75 citations
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October 2016 in “Genes & Development” Cells in hair follicles help create fat cells in the skin by releasing a protein called Sonic Hedgehog.
73 citations
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October 2003 in “Journal of Pharmacology and Experimental Therapeutics” Hair color loss can indicate the effectiveness of a drug targeting the KIT protein in mice and humans.
72 citations
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February 2011 in “American Journal of Biological Anthropology” The conclusion is that recognizing hair growth cycles can improve the precision of dietary and health assessments from hair analysis.
72 citations
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December 1996 in “Journal of Investigative Dermatology” Human hair follicles can regenerate after removal, but with low success rate.
68 citations
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May 2018 in “PLOS Biology” Cyclosporine A may help treat hair loss by blocking a protein that inhibits hair growth.
68 citations
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January 2007 in “Journal of Cosmetic and Laser Therapy” Laser/light treatments for hair loss are popular but lack scientific data proving effectiveness.
65 citations
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July 2020 in “Science Advances” Dermal exosomes with miR-218-5p boost hair growth by controlling β-catenin signaling.
65 citations
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July 2006 in “Journal of biological chemistry/The Journal of biological chemistry” The gene Foxq1, controlled by Hoxc13, is crucial for hair follicle differentiation.
65 citations
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September 2004 in “The American journal of pathology” Blocking BMP signaling causes hair loss and disrupts hair growth cycles.
61 citations
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December 2016 in “The EMBO Journal” The study showed that hair follicle stem cells can maintain and organize themselves in a lab setting, keeping their ability to renew and form hair and skin.
56 citations
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June 2015 in “Nature Protocols” Two-photon microscopy helps observe hair follicle stem cell behaviors in mice.
54 citations
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January 2013 in “BMC Complementary and Alternative Medicine” Thuja orientalis hot water extract may help hair grow by starting the growth phase and improving hair follicle development.
54 citations
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August 2009 in “Dermatologic Surgery” Modern hair transplants use small grafts for a natural look and drugs to prevent further loss, with high patient satisfaction.
51 citations
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September 2020 in “Cell Metabolism” Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.
48 citations
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May 2015 in “NPJ microgravity” A 3-month stay in space causes skin thinning, disrupts hair growth, and changes muscle-related genes in mice.