154 citations,
October 1996 in “Proceedings of the National Academy of Sciences of the United States of America” Estrogen affects hair growth and skin cell multiplication.
October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Immune cells are essential for early hair and skin development and healing.
109 citations,
December 1998 in “The Journal of Dermatology” Manipulating the catagen and telogen phases of hair growth could lead to treatments for hair disorders.
20 citations,
February 2004 in “Veterinary dermatology” Dog hair grows back in about 14 weeks after being clipped for surgery, and the season doesn't really affect this growth rate.
5 citations,
November 2015 in “International Journal of Radiation Biology” Gamma-ray exposure can cause long-lasting damage to hair follicles, affecting hair structure and color.
June 2022 in “Research Square (Research Square)” Nestin-expressing cells turn into a specific type of skin cell in hair follicles during development and in adults.
520 citations,
February 2001 in “Journal of Clinical Investigation” VEGF helps hair grow and determines follicle size by increasing blood vessel growth.
499 citations,
September 2011 in “Cell” Fat-related cells are important for initiating hair growth.
218 citations,
January 2013 in “The Lancet Oncology” Chemotherapy causes hair loss by damaging hair follicles and stem cells, with more research needed for prevention and treatment.
107 citations,
December 2013 in “International Journal of Dermatology” The document concludes that hair is complex, with a detailed growth cycle, structure, and clinical importance, affecting various scientific and medical fields.
75 citations,
October 2002 in “Journal of Dermatological Science” Sophora flavescens extract may help hair grow by affecting growth factors and blocking a hair-related enzyme.
56 citations,
January 2001 in “Dermatology” Teloptosis is a key point in hair loss that could help in creating prevention-focused hair care strategies.
40 citations,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” S100A3 protein is crucial for hair shaft formation in mice.
28 citations,
March 2019 in “Journal of Dermatological Science” The document concludes that while lab results for hair growth promotion are promising, human trials are needed and better testing methods should be developed.
25 citations,
August 2010 in “Journal of Biological Chemistry” Nuclear Factor I-C is important for controlling hair growth by affecting the TGF-β1 pathway.
16 citations,
April 2021 in “International Journal of Molecular Sciences” Micro-current stimulation may promote hair growth more effectively than standard treatments.
16 citations,
April 2015 in “Lasers in Surgery and Medicine” Using a fractional laser can stimulate hair growth, but the intensity and duration of inflammation are crucial. Too much can cause ulcers and scarring. Lower beam energy and fewer treatments are recommended to avoid damage.
10 citations,
November 2022 in “Protein & Cell” Quercetin significantly helps hair growth by activating hair follicles and improving blood vessel formation around them.
10 citations,
January 2014 in “Genetics and Molecular Research” Liaoning Cashmere goat hair follicles show synchronized growth patterns with lowest activity in May.
4 citations,
March 2014 in “The FASEB Journal” The HIF-2α/ARNT complex is important for hair follicle development by controlling cell growth.
1 citations,
November 2014 in “Journal of Biomedical Optics” Reflectance spectroscopy can noninvasively track hair growth stages by measuring skin reflectance and melanin changes.
October 2021 in “Research Square (Research Square)” Hair follicle stem cells in hairpoor mice are disrupted, causing hair loss.
August 2018 in “Journal of Investigative Dermatology” Polyunsaturated fatty acids, like arachidonic acid and eicosapentaenoic acid, can promote hair growth and may help treat hair loss.
107 citations,
September 2002 in “Journal of Investigative Dermatology” Researchers found that hair shedding happens mostly when new hair is growing and involves a unique process.
98 citations,
February 2007 in “Seminars in Cell & Developmental Biology” Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
68 citations,
May 2018 in “PLOS Biology” Cyclosporine A may help treat hair loss by blocking a protein that inhibits hair growth.
68 citations,
April 2012 in “Journal of Investigative Dermatology” The conclusion is that Fgf18 and Tgf-ß signaling could be targeted for hair loss treatments.
53 citations,
November 2006 in “Journal of Endocrinology” Prolactin slows down hair growth in mice.
39 citations,
August 2018 in “Scientific reports” Claudin-1 is important for the barrier function and growth of hair.
39 citations,
December 2013 in “Phytotherapy Research” Safflower (Carthamus tinctorius) extract helps hair grow and could be used in hair products.