27 citations,
December 2005 in “Journal of Cosmetic Dermatology” Niacin derivatives may increase hair fullness in women with hair loss.
19 citations,
January 1997 in “Endocrinology” Testosterone can slow hair growth in adult monkeys, but a blocker called RU 58841 can counteract this and potentially help hair regrow.
17 citations,
June 2019 in “The journal of immunology/The Journal of immunology” A specific DNA region is crucial for Foxn1 gene expression in thymus cells but not in hair follicles.
16 citations,
January 2015 in “Forensic science international” The hair of two ancient Chilean mummies is well-preserved and contains high levels of heavy metals.
16 citations,
July 2013 in “The American Journal of Dermatopathology” Pigmented casts are common in several hair loss conditions and can help diagnose specific types of alopecia.
15 citations,
January 2011 in “International journal of trichology” Using a hot iron on wet hair can cause dry, brittle hair with air bubbles inside.
13 citations,
January 2021 in “Scientific Reports” Pannexin 3 helps skin and hair growth by controlling a protein called Epiprofin.
9 citations,
August 2014 in “The Journal of Dermatology” Scalp areas that look normal in people with hair loss may still show signs of disease under a microscope.
8 citations,
March 2011 in “Archives of Dermatology” Doctors don't use trichoscopy enough, even though it's good for diagnosing hair problems.
7 citations,
September 2018 in “Journal of cosmetic dermatology” A patient had painful swollen lymph nodes after a cosmetic skin and hair treatment, suggesting doctors should warn about this risk.
7 citations,
January 2001 in “Comprehensive series in photosciences” UV radiation significantly damages hair, especially with humidity, making it more vulnerable to further damage.
6 citations,
June 2022 in “Frontiers in Bioengineering and Biotechnology” The gel with icariin speeds up wound healing, reduces scarring, and helps hair growth by controlling BMP4 signaling. It also reduces inflammation and improves wound quality in mice, adapts to different wound shapes, and gradually releases icariin to aid healing. It also prevents too much collagen and myofibroblast formation during skin healing.
5 citations,
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Aging skin shows thinner layers, fewer hair follicles, and new biomarkers like increased space between cells and smaller sebaceous glands.
5 citations,
October 2003 in “PubMed” Chemical treatments and light exposure damage hair proteins.
4 citations,
August 2020 in “Journal of proteomics” Hair protein composition is similar across different races and shapes.
4 citations,
January 2019 in “Micron” Fetal hair follicles have melanocytes with melanosomes at different stages, which are broken down into pigment particles in keratinocytes.
3 citations,
January 2021 in “Oxidative Medicine and Cellular Longevity” Nrf-2-modified stem cells from hair follicles significantly improve ulcerative colitis in rats.
3 citations,
September 2016 in “Clinical, cosmetic and investigational dermatology” Sphinganine can reduce hair loss and improve scalp health.
2 citations,
August 2023 in “Marine drugs” Collagen from tilapia scales may improve hair and skin health by reducing stress and inflammation and encouraging hair growth.
2 citations,
October 2020 in “Dermatologic Therapy” Herbal solution improves hair diameter and density more than 5% minoxidil for androgenetic alopecia.
2 citations,
August 2007 in “PubMed” Topical scalp treatments could potentially reduce hair extraction.
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,
July 2023 in “Biomimetics” A new hair treatment using a natural polyphenol complex improves hair strength, reduces static, and protects against UV damage.
November 2024 in “Journal of Investigative Dermatology” TGF-β signaling is essential for new hair growth after wounds.
November 2024 in “Journal of Functional Foods” AP collagen peptides improve hair elasticity and gloss.
July 2024 in “Journal of Nanobiotechnology” Mouse cell exosomes help hair regrowth and wound healing by activating a specific signaling pathway.
July 2024 in “International Journal of Molecular Sciences” RF-based therapies might help treat hair loss.
July 2024 in “Experimental Dermatology” AP collagen peptides help hair grow and improve hair health.
April 2024 in “Cellular signalling” Activating TRPMLs helps human cells important for hair growth and increases hair growth in mice.
February 2024 in “Frontiers in physiology” Modifying certain signals in the body can help wounds heal without scars and regrow hair.