39 citations,
December 2013 in “Phytotherapy Research” Safflower (Carthamus tinctorius) extract helps hair grow and could be used in hair products.
34 citations,
January 1997 in “Skin Pharmacology and Physiology” Minoxidil affects cell growth in two ways: low doses increase growth, while high doses slow it down and can be toxic.
27 citations,
August 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers found new genes involved in hair growth, which could help develop new hair treatments.
24 citations,
March 2011 in “The American journal of pathology” AIRE protein, defective in APECED patients, is found in skin and hair cells and interacts with cytokeratin 17.
22 citations,
October 2020 in “Frontiers in Cell and Developmental Biology” Fisetin, a type of polyphenol, may help hair grow by increasing certain protein activities in cells.
18 citations,
January 2017 in “Annals of dermatology/Annals of Dermatology” Certain immune cells contribute to severe hair loss in chronic alopecia areata, with Th17 cells possibly having a bigger impact than cytotoxic T cells.
16 citations,
May 2015 in “Tissue Engineering Part C-methods” A two-step method was created in 2015 to make more cells that help with hair growth, but they need to be combined with other cells for 4 days to actually form new hair.
13 citations,
May 2022 in “Cell discovery” The study found new details about human hair growth and suggests that preventing a specific biological pathway could potentially treat hair graying.
6 citations,
June 2013 in “British Journal of Dermatology” Intense pulsed light treatment mainly damages pigmented hair parts but spares stem cells, allowing hair to regrow.
5 citations,
February 2021 in “Gels” HYDRO DELUXE BIO hyaluronic acid hydrogel is compatible with skin cells, may reduce inflammation, promote blood vessel growth, and protect against oxidative stress, suggesting it could help revitalize hair follicles.
3 citations,
June 2017 in “Journal of Biomaterials Applications” Keratin extract from human hair was found to promote hair growth in mice.
1 citations,
March 2022 in “IntechOpen eBooks” Aging reduces skin stem cell function, leading to changes like hair loss and slower wound healing.
April 2018 in “Journal of Investigative Dermatology” Glycogen metabolism is important for energy and processes in human hair follicles, and hair follicles may produce glucose from lactate.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Scarred skin in lichen planopilaris loses immune cells due to a decrease in a specific protein in skin cells.
127 citations,
December 2005 in “Experimental Dermatology” Stress can stop hair growth in mice, and treatments can reverse this effect.
122 citations,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
55 citations,
December 2014 in “Dermatologica sinica/Zhōnghuá pífūkē yīxué zázhì” Keratinocytes control how melanocytes work.
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.
25 citations,
July 2019 in “Experimental Dermatology” Cholesterol balance is important for hair health, and problems with it can lead to hair loss conditions.
19 citations,
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.
17 citations,
June 2012 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Hair in mammals likely evolved from glandular structures, not scales.
7 citations,
December 2020 in “Pharmaceutics” A mix of tocopherol acetate and L-menthol helps grow hair better than using them separately or using minoxidil.
6 citations,
August 2015 in “Journal of Molecular Histology” Caspase-7 has functions in skin and hair that are not related to cell death.
6 citations,
November 2013 in “International Journal of Radiation Biology” Gamma-rays exposure during the resting phase of hair growth can damage hair regeneration and color in mice.
4 citations,
March 2019 in “Experimental Biology and Medicine” Exposure to 50 Hz electromagnetic fields may help mice grow hair faster.
3 citations,
July 2015 in “European Journal of Dermatology” AGEs may cause hair loss by increasing inflammation in hair follicles.
N793 may improve hair density in people with mild hair thinning.
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.
April 2018 in “Journal of Investigative Dermatology” Stabilizing HIF1A in hair follicles increases glycolysis, which may help reduce oxidative stress and support hair growth.
Integrin alphavbeta6 is important for wound healing and hair growth, and blocking it may improve these processes.