286 citations,
June 2012 in “Nature Immunology” Hair follicles help attract immune cells to the skin during stress.
169 citations,
February 2018 in “Immunity” Inactive stem cells in hair follicles and muscles can avoid detection by the immune system.
101 citations,
March 2019 in “Cell Stem Cell” Certain immune cells in the skin release a protein that stops hair growth by keeping hair stem cells inactive.
92 citations,
April 1999 in “The journal of investigative dermatology/Journal of investigative dermatology” Nonpalmoplantar skin cells can be made to express keratin 9 by interacting with palmoplantar fibroblasts.
64 citations,
March 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” GPRC5D is linked to the formation of hair, nails, and certain tongue areas.
36 citations,
March 2014 in “Cell death and differentiation” Disrupting β-catenin signaling in certain cells causes anorectal malformations.
33 citations,
January 2016 in “Indian Journal of Dermatology, Venereology and Leprology” Taking 1 mg of finasteride daily can increase hair count and improve hair appearance, but it may have side effects on sexual function and a potential risk of prostate cancer. It may not be effective for postmenopausal women unless taken in higher doses.
31 citations,
November 2015 in “PloS one” Reducing Tyrosinase prevents mature color pigment cells from forming in mouse hair.
29 citations,
April 2000 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” ICAM-1 helps regulate hair growth cycles and skin remodeling.
28 citations,
December 2015 in “Journal of biological chemistry/The Journal of biological chemistry” Prostasin has two roles in skin: one for normal skin development without needing activation, and another for proper hair growth that requires activation.
23 citations,
June 2016 in “FEBS Journal” Boosting β-catenin signaling in certain skin cells can enhance hair growth.
22 citations,
January 2011 in “Indian Journal of Dermatology/Indian journal of dermatology” Cow placenta extract may help hair grow by increasing a growth factor but is less effective than minoxidil.
21 citations,
January 2020 in “Pharmaceutical Biology” Salvia plebeia extract can stimulate hair growth.
18 citations,
June 2001 in “Journal of Investigative Dermatology” Adding a specific gene to skin cells can help treat skin disorders like psoriasis.
16 citations,
January 2019 in “Pharmaceutical biology” Lespedeza cuneata extract may help treat enlarged prostate.
15 citations,
June 2019 in “eLife” Activin A and follistatin control when hair cells develop in mouse ears.
14 citations,
June 2020 in “BMC genomics” The study identified key genes that regulate the growth cycle of cashmere in goats, which could help improve breeding strategies.
11 citations,
April 2019 in “Bioscience Reports” Certain genetic variations in the RAB5B gene are linked to a higher risk of polycystic ovary syndrome in Chinese Han women.
10 citations,
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Human nails and hair follicles have similar gene activity, especially in the cells that contribute to their growth and development.
8 citations,
March 2009 in “Differentiation” Adult vibrissa follicle stem cells can regenerate hair follicles, glands, and skin.
7 citations,
September 2020 in “Bioscience Biotechnology and Biochemistry” The scalp has more diverse bacteria, while hair has more bacteria and unique types.
4 citations,
February 2023 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” The study found that certain mutations in the vitamin D receptor can cause rickets and potentially affect hair growth.
4 citations,
December 2022 in “Advanced science” SCD1 is important for hair growth by keeping the connection in skin cells where hair stem cells live stable.
4 citations,
May 2018 in “International Journal of Molecular Sciences” The research showed how melanocytes develop, move, and respond to UV light, and their stem cells' role in hair color and skin cancer risk.
2 citations,
December 2022 in “Pharmaceutics” The enzyme pyruvate kinase M2 helps hair regrowth and could be a potential treatment for hair loss.
2 citations,
May 2022 in “International Journal of Impotence Research” Finasteride may be linked to Peyronie’s disease, but more research is needed.
1 citations,
November 2023 in “iScience” A protein called desmoglein 3 is important for keeping hair follicle stem cells inactive and helps in their regeneration.
1 citations,
September 2023 in “Applied sciences (Basel)” Ishige sinicola extract may help prevent muscle atrophy through its antioxidant and anti-inflammatory effects.
1 citations,
June 2023 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Vitamin D helps skin stem cells heal wounds by working with a key skin protein.
1 citations,
February 2023 in “Pharmaceutics” New UVA-responsive nanocapsules effectively kill microorganisms in hair follicles when activated by light.