32 citations,
March 2013 in “EMBO journal” The plant hormone auxin activates the TOR pathway, affecting gene expression related to growth and cell size.
16 citations,
June 2022 in “Agronomy” Certain natural biostimulants can increase lettuce yield and improve its nutritional content.
October 2023 in “Journal of the Endocrine Society” Estetrol helps keep scalp hair in the growth phase longer and improves hair follicle health by affecting the hair root and increasing stem cells.
35 citations,
January 2011 in “Journal of Biological Chemistry” sPLA2-X is crucial for normal hair growth and follicle health.
29 citations,
December 2005 in “BioEssays” Wnt/ß-catenin signaling is crucial for regulating skin stem cells and hair growth, with the right levels and timing needed for proper function.
38 citations,
February 2002 in “British journal of dermatology/British journal of dermatology, Supplement” Two patients with porphyria cutanea tarda experienced their grey hair turning dark again.
50 citations,
March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
124 citations,
November 2000 in “The journal of investigative dermatology/Journal of investigative dermatology” PAD3 plays a key role in hair and skin protein structure and may be linked to skin diseases.
58 citations,
January 1987 in “Archives of Dermatological Research” EGF and FGF boost hair cell growth, hydrocortisone slows it, and minoxidil doesn't affect it.
42 citations,
February 2021 in “Signal Transduction and Targeted Therapy” Hair follicle regeneration possible, more research needed.
March 2020 in “Central European Journal of Biology” The study found that stem cells and neutrophils are important for regenerating hair follicle structures in mice.
12 citations,
May 2019 in “The journal of pharmacology and experimental therapeutics/The Journal of pharmacology and experimental therapeutics” Activating TRPV3 channels stops hair growth by killing hair follicle cells.
12 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain sex hormones and antiandrogens can either slow down or speed up the growth of human hair follicle cells depending on their concentration.
7 citations,
January 2009 in “Biological & pharmaceutical bulletin” Ferrous Ferric Chloride may improve skin cell function and increase hair growth in mice.
115 citations,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
6 citations,
July 2012 in “Experimental Dermatology” The substance from human hair root cells can help maintain hair growth and make skin cells more capable of growing hair.
51 citations,
July 2013 in “Bioorganic & Medicinal Chemistry Letters” Compounds from Polygonum multiflorum root, especially a new one, can boost hair growth more effectively than common treatments.
61 citations,
July 2011 in “PLOS ONE” Spermidine may help reduce hair loss and deserves further testing as a treatment.
46 citations,
January 1991 in “Journal of Investigative Dermatology” Minoxidil works in liver and outer hair root sheath for hair growth.
86 citations,
May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
65 citations,
January 2018 in “Nature Reviews Endocrinology” Skin fat has important roles in hair growth, skin repair, immune defense, and aging, and could be targeted for skin and hair treatments.
17 citations,
February 2015 in “International Journal of Molecular Sciences” A special mix from certain skin cells can help hair grow by making hair root cells grow faster and activating growth signals.
21 citations,
April 2018 in “Journal of Dermatological Science” Cilostazol helps hair grow by making hair root cells grow faster and changing growth factor levels.
8 citations,
March 2019 in “Open Biology” The document concludes that regenerating functional ectodermal organs like teeth and hair is promising for future therapies.
2 citations,
February 2019 in “JOJ dermatology & cosmetics” Anagen grow, a herbal hair serum, effectively promotes hair growth and could be an alternative to finasteride and beneficial for Minoxidil users.
January 2006 in “Advances in developmental biology” The Hairless gene is crucial for healthy skin and hair growth.
12 citations,
July 2016 in “Forensic science international” The research found that postmortem root bands in hair are likely caused by the breakdown of a specific part of the hair's inner structure after death.
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” GRK2 is essential for healthy hair follicle function, and its absence can lead to hair loss and cysts.
98 citations,
July 2014 in “Trends in Molecular Medicine” Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Estetrol may help prevent hair loss and promote hair growth in women.