27 citations,
September 2017 in “Journal of Medicinal Food” Annurca apple supplement safely increases hair growth and keratin in humans.
19 citations,
July 2018 in “ACS biomaterials science & engineering” Bleaching and combing damage hair's surface and mechanical properties.
2 citations,
September 2020 in “Biomedical materials” Recombinant keratin materials may better promote skin cell differentiation than natural keratin.
13 citations,
September 2019 in “EBioMedicine” sPLA2-IIA increases growth in hair follicle stem cells and cancer cells, suggesting it could be targeted for hair growth and cancer treatment.
235 citations,
July 1999 in “Journal of biological chemistry/The Journal of biological chemistry” Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.
39 citations,
March 2022 in “Nature Protocols” Scientists created hair-growing skin models from stem cells, which could help treat hair loss and skin diseases.
11 citations,
February 2019 in “Stem cells international” Skin-derived stem cells grow faster and are easier to obtain than hair follicle stem cells, but both can become various cell types.
4 citations,
March 2014 in “PubMed” Monoethanolamine-based hair colorants can cause more damage to hair than ammonia-based ones.
3 citations,
January 2018 in “Biomedical dermatology” Green tea extract helps prevent cell death and supports cell survival in hair cells exposed to a chemotherapy drug.
68 citations,
August 2014 in “PeerJ” Human hair proteins vary by individual, body site, and ethnicity, useful for forensics.
53 citations,
July 2016 in “Cosmetics” Future hair cosmetics will be safer and more effective.
35 citations,
January 2020 in “Skin Pharmacology and Physiology” The review concluded that keeping the hair-growing ability of human dermal papilla cells is key for hair development and growth.
23 citations,
January 2021 in “Scientific Reports” Adding human blood vessel cells to hair follicle germs may improve hair growth and quality.
16 citations,
December 2016 in “Molecular Medicine Reports” Platelet-rich plasma may help hair follicle cells grow by affecting certain genes and pathways.
8 citations,
September 2008 in “Medical Hypotheses” The paper suggests that hair loss might be caused by skull growth, not just DHT's effect on hair follicles, and calls for more research.
7 citations,
January 2018 in “Materials Today: Proceedings” Adding human hair fibers and glass micro-spheres to epoxy improves its wear resistance and strength.
4 citations,
May 2022 in “International journal of molecular sciences” Heat-killed Enterococcus faecalis EF-2001 may promote hair growth and transition hair follicles to the growth phase.
January 2024 in “Biomedicines” Using stem cells from hair follicles to treat female hair loss is safe and effective after six months.
October 2022 in “Experimental Dermatology” New technologies show promise for better hair regeneration and treatments.
98 citations,
June 2001 in “Journal of biological chemistry/The Journal of biological chemistry” A cluster of sulfur-rich hair protein genes was found on chromosome 17.
88 citations,
July 2019 in “International Journal of Molecular Sciences” Using human fat tissue derived stem cells in micrografts can safely and effectively increase hair density in people with hair loss.
58 citations,
January 2006 in “Skin Pharmacology and Physiology” High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.
16 citations,
January 2016 in “Annals of Dermatology” Green tea component EGCG may help prevent hair loss by changing microRNA levels in certain scalp cells.
12 citations,
October 2018 in “Biotechnology reports” Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.
7 citations,
July 2005 in “Journal of Dermatological Science” The gene URB is more active in human hair growth cells and responds to a hair-related hormone.
July 2021 in “World journal of plastic surgery” Hair transplantation is effective for treating scar-related hair loss on the head and neck.
62 citations,
December 2008 in “Journal of structural biology” Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.
14 citations,
June 2016 in “Hypertension research” New method uses hair follicle cells to estimate human body clock phase, potentially improving sleep disorder diagnosis.
11 citations,
May 2011 in “Journal of Cutaneous Medicine and Surgery” Break dancing on the head may cause a type of scarring hair loss that needs early treatment to prevent permanent damage.
September 2024 in “Journal of Cosmetic Dermatology” Quercetin-loaded nanoparticles protect human hair from UV-B damage.