77 citations
,
March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
51 citations
,
September 2020 in “Cell Metabolism” Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.
47 citations
,
July 2014 in “European Journal of Pharmaceutics and Biopharmaceutics” Scientists created a gel with nanoparticles to deliver medicine to hair follicles effectively.
40 citations
,
March 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.
36 citations
,
March 2011 in “Nature Communications” Cells from a skin condition can create new hair follicles and similar growths in mice, and a specific treatment can reduce these effects.
24 citations
,
January 2011 in “International Journal of Trichology” Light microscopy is useful for diagnosing different hair disorders.
21 citations
,
March 2017 in “Skin research and technology” Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.
11 citations
,
January 2012 in “Journal of cell science” Rac1 is essential for proper hair structure and color.
5 citations
,
July 2019 in “Research Square (Research Square)” Yak hair growth is influenced by genes and hormones, helping them adapt to alpine environments.
3 citations
,
January 2021 in “Applied sciences” Fermented red ginseng and a traditional herb mix improved hair growth in mice.
April 2024 in “Journal of wildlife diseases” Muskox hair growth rates vary widely, so a single growth rate can't be used for all populations.
November 2023 in “Frontiers in veterinary science” The study provides insights into hair growth mechanisms in yaks.
September 1984 in “Journal of Biological Education” Human hair growth involves active, resting, and intermediate phases, and examining plucked hairs can teach students about hair biology and diseases.
42 citations
,
January 2009 in “Colloids and Surfaces B: Biointerfaces” A certain surfactant sticks to human hair, making it change from water-repelling to water-attracting, which could help in hair conditioning.
40 citations
,
December 1980 in “The Journal of Dermatologic Surgery and Oncology” An improved scalp reduction technique reduces the need for hair grafts and has minimal complications.
39 citations
,
May 2010 in “Stem Cells” Ephrins slow down skin and hair follicle cell growth.
36 citations
,
February 2018 in “British Journal of Dermatology” Sweat glands and hair follicles are structurally connected within a specific layer of skin fat.
30 citations
,
June 2006 in “British journal of dermatology/British journal of dermatology, Supplement” Oral zinc sulphate reduces dark hair color in mice.
26 citations
,
January 2019 in “Experimental Dermatology” Researchers created early-stage hair-like structures from skin cells, showing how these cells can self-organize, but more is needed for complete hair growth.
17 citations
,
July 2019 in “Scientific reports” Surface and internal treatments can help prevent hair lipid loss during washing.
13 citations
,
March 2020 in “Genes” Disrupting the FGF5 gene in rabbits leads to longer hair by extending the hair growth phase.
13 citations
,
January 2007 in “International journal of pharmaceutics” Papain cream removes hair better than papain gel, causing hair follicles to widen and skin to thicken.
11 citations
,
February 2019 in “Frontiers in Physiology” Hair properties are interconnected; a comprehensive, cross-disciplinary approach is essential for understanding hair behavior.
9 citations
,
November 2000 in “Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE” Dyeing hair can help target and destroy hair follicles selectively.
November 2025 in “Journal of Neonatal Surgery” Herbal hair oil formulations A4 and A5 effectively promote hair growth and stability.
June 2024 in “International Journal of Pharmaceutical Research and Applications” Polyherbal hair serum can hydrate the scalp and promote hair growth safely.
520 citations
,
February 2001 in “Journal of Clinical Investigation” VEGF helps hair grow and determines follicle size by increasing blood vessel growth.
316 citations
,
June 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.
205 citations
,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
192 citations
,
March 1998 in “British Journal of Dermatology” Minoxidil boosts growth factor in hair cells, potentially promoting hair growth.