March 2024 in “Medical lasers” Multiple-wavelength radiation helps hair grow by boosting early hair follicle development.
21 citations
,
December 2011 in “Chungara” Mummy hair's chemical composition may not accurately show ancient people's health due to environmental contamination.
13 citations
,
March 2006 in “International Journal of Cosmetic Science” The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.
64 citations
,
March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
48 citations
,
December 2004 in “Differentiation” Tooth papilla cells can help regenerate hair follicles and grow hair.
42 citations
,
March 2018 in “PLOS Biology” Autophagy is important for human hair growth and health.
27 citations
,
January 2006 in “Colloids and Surfaces B: Biointerfaces” Researchers found that bulge cells from human hair can grow quickly in culture and have properties of hair follicle stem cells, which could be useful for skin treatments.
26 citations
,
January 2016 in “Annals of Dermatology” Ecklonia cava polyphenols help increase human hair growth and reduce hair loss.
15 citations
,
July 2017 in “PubMed” Injecting a mix of human skin and hair cells into mice can grow new hair.
15 citations
,
September 1999 in “British Journal of Dermatology” Epimorphin, a protein, plays a key role in the development of hair follicles in human fetuses, but it doesn't help in maintaining the stem cell population of the follicular skin layer.
14 citations
,
August 2018 in “Frontiers in Cellular and Infection Microbiology” Dengue virus can infect human hair follicle cells and may cause hair loss.
2 citations
,
March 2019 in “Lasers in surgery and medicine” Higher light doses cause more damage to hair follicles, predicting better hair removal results.
September 2024 in “Vietnam Journal of Biotechnology” Astaxanthin may help protect hair cells from damage and prevent hair loss.
September 1961 in “Archives of Dermatology” Colchicine causes hair loss by damaging hair follicles.
2 citations
,
May 2015 in “PloS one” Hair follicle pores help cell survival and growth, even after radiation.
14 citations
,
April 2011 in “Cell Proliferation” Scientists can grow human hair follicle stem cells in a lab without changing their nature, which could help treat hair loss.
February 2024 in “Biomedical materials” Scientists created a lab-grown hair follicle model that behaves like real hair and could improve hair loss treatment research.
32 citations
,
February 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Two specific hair keratin genes are active during hair growth and decline as hair transitions to rest.
21 citations
,
March 2017 in “Skin research and technology” Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.
4 citations
,
August 2014 in “Journal of molecular structure” Chemical treatments on bleached black hair change its internal structure by breaking and reforming bonds, and treatments with hydrolyzed eggwhite protein help repair it.
115 citations
,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
105 citations
,
May 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Activating TRPV3 stops human hair growth.
82 citations
,
September 2018 in “Nature Communications” A certain smell receptor in hair follicles can affect hair growth when activated by a synthetic sandalwood scent.
58 citations
,
October 2016 in “Journal of Investigative Dermatology” Activating Nrf2 protects human hair follicles from oxidative stress and helps prevent hair growth inhibition.
39 citations
,
August 2018 in “Scientific reports” Claudin-1 is important for the barrier function and growth of hair.
29 citations
,
December 2019 in “Stem Cells Translational Medicine” Fully regenerating human hair follicles not yet achieved.
20 citations
,
October 2008 in “Archives of dermatological research” Angiogenin helps hair grow by stimulating cell growth and blood vessel formation.
16 citations
,
October 2015 in “Photochemistry and photobiology” Reducing copper (II) ion levels in hair can decrease hair damage.
9 citations
,
April 2019 in “International Journal of Molecular Sciences” Kojyl cinnamate ester derivatives can promote hair growth by increasing adiponectin production in fat tissues.
8 citations
,
January 2009 in “Transactions of the Materials Research Society of Japan” Water-soluble wool keratin can protect human hair from damage during treatments.