47 citations,
December 2006 in “Therapy” The dietary supplement helped increase hair growth in women with hair loss.
15 citations,
July 2016 in “Biochemical Journal” Wnt proteins from certain skin cells are crucial for normal hair growth and renewal.
January 2012 in “Methods in pharmacology and toxicology” Hair follicle culture helps study hair growth but has limitations in modeling the full hair cycle.
24 citations,
November 1978 in “Biochemistry” α-type filaments in guinea pig hair follicles have unique structural features.
15 citations,
January 2015 in “Skin Pharmacology and Physiology” Parathyroid hormones are important for hair growth, but their use in treating hair loss from chemotherapy is still uncertain.
6 citations,
February 2018 in “PLOS ONE” Insect wax, especially its policosanol content, may help hair regrow by changing hair follicle phases and increasing nutrient supply.
May 2021 in “GSC Advanced Research and Reviews” Hair color is influenced by genetics and can indicate certain health conditions.
146 citations,
May 2002 in “The American journal of pathology” Cathepsin L is essential for normal hair growth and development.
145 citations,
November 2018 in “Nature Communications” The Sonic hedgehog pathway is crucial for new hair growth during mouse skin healing.
66 citations,
June 2010 in “Experimental Dermatology” The hair follicle is a great model for research to improve hair growth treatments.
60 citations,
July 2011 in “Stem Cells and Development” Certain signals and genes play a key role in hair growth and regeneration, and understanding these could lead to new treatments for skin regeneration.
50 citations,
August 1999 in “Experimental dermatology” The control system for hair growth cycles is not well understood and needs more research.
14 citations,
October 2020 in “Scientific reports” Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.
12 citations,
November 1987 in “Pediatric dermatology” Four children had unmanageable pale blond hair due to uncombable-hair syndrome.
11 citations,
June 2022 in “Frontiers in immunology” New protein changes may be involved in the immune attack on hair follicles in alopecia areata.
11 citations,
September 2012 in “Journal of animal physiology and animal nutrition” Higher protein diets with DL-methionine improve mink hair growth and fur quality.
11 citations,
May 1998 in “International Journal of Dermatology” Using a blow dryer in a certain way can cause localized hair damage with bubble formation inside the hair.
8 citations,
November 2020 in “Frontiers in Cell and Developmental Biology” Certain genes are more active in baby scalp cells and can help grow hair when added to adult mouse skin cells.
8 citations,
January 2017 in “Stem Cells International” A protein called sFRP4 from skin cells stops the development of pigment-producing cells in hair.
4 citations,
December 2015 in “Journal of Medicinal Plants Research” A plant mixture extract helped grow hair by boosting cell growth and growth factors while blocking a hair loss-related enzyme.
3 citations,
January 2021 in “Applied sciences” Fermented red ginseng and a traditional herb mix improved hair growth in mice.
3 citations,
June 2017 in “Journal of Biomaterials Applications” Keratin extract from human hair was found to promote hair growth in mice.
2 citations,
January 2014 in “Hair therapy & transplantation” New treatments for hair growth disorders are needed due to limited current options and complex hair follicle biology.
1 citations,
January 2017 in “Clinical approaches and procedures in cosmetic dermatology” Hair can't be reliably repaired once damaged; prevention and proper product use are key to maintaining hair health.
December 2022 in “Journal of Tropical Pharmacy and Chemistry” The hair tonic made from oil palm leaf extract is very effective in preventing hair damage from the sun.
165 citations,
September 2001 in “Genes & development” CDP is crucial for lung and hair follicle cell development.
88 citations,
May 2005 in “Journal of Dermatological Science” Versican, a protein, is less present in thinning hair follicles and this decrease might contribute to common hair loss in men.
86 citations,
July 2020 in “International Journal of Molecular Sciences” Activating the Wnt/β-catenin pathway could lead to new hair loss treatments.
74 citations,
October 1998 in “Journal of biological chemistry/The Journal of biological chemistry” The 190-kbp domain contains all human type I hair keratin genes, showing their organization and evolution.
62 citations,
July 1993 in “Journal of Investigative Dermatology” Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.