309 citations,
October 2007 in “Biomaterials” Keratin from human hair helps nerves heal faster.
97 citations,
January 2005 in “Wear” Human hair and skin friction vary by ethnicity, hair type, and environmental conditions.
40 citations,
January 2018 in “International journal of trichology” Healthy scalp reduces hair loss by managing oxidative stress.
39 citations,
June 2019 in “Nanomaterials” Nanotube-based hair treatments could improve hair health and growth, and offer long-lasting effects.
34 citations,
June 2005 in “Developmental dynamics” Runx3 helps determine hair shape.
32 citations,
February 2018 in “Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy” Cosmetic residues on individual hairs can be identified and differentiated using ATR FT-IR microspectroscopy.
25 citations,
January 2013 in “Colloids and surfaces. B, Biointerfaces” Hair dye colors mainly target melanin granules in black hair.
20 citations,
September 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” MMP-9 is essential for proper hair canal formation.
14 citations,
May 2017 in “InTech eBooks” Hair is important for protection, social interaction, and temperature control, and is made of a growth cycle-influenced follicle and a complex shaft.
7 citations,
January 2013 in “Journal of Cosmetics, Dermatological Sciences and Applications” Argan oil and cupuassu butter can protect hair after dyeing.
6 citations,
January 2016 in “International journal of trichology” Children's hair is more elastic, but tensile strength is similar across different factors.
5 citations,
January 2018 in “International Journal of Trichology” Hair strength is similar across different scalp areas, and not affected by age, gender, or hair thickness.
3 citations,
November 2021 in “Applied Microscopy” Hair microscopy is a simple and cost-effective method to help diagnose systemic diseases in children.
3 citations,
September 2016 in “Clinical, cosmetic and investigational dermatology” Sphinganine can reduce hair loss and improve scalp health.
August 2024 in “Cosmetics” K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.
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.
130 citations,
December 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle melanocytes die during hair regression.
92 citations,
November 2006 in “Proceedings of the National Academy of Sciences of the United States of America” BMP signaling controls hair follicle size and cell growth by affecting cell cycle genes.
80 citations,
April 2006 in “Clinical Interventions in Aging” Minoxidil and Finasteride are effective for male baldness; more research is needed for hair aging treatments.
53 citations,
June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” KAP genes show significant genetic variability, but its impact on hair traits is unclear.
29 citations,
April 2003 in “Experimental dermatology” Human hair follicles grown in vitro maintain normal keratin patterns and structure.
13 citations,
September 2014 in “Journal of photochemistry and photobiology. B, Biology” UV radiation increases protein loss from hair and reduces hair protein quality.
12 citations,
October 2018 in “Biotechnology reports” Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.
12 citations,
January 2015 in “Skin appendage disorders” Dermoscopy helps quickly identify hair breakage in people of African descent.
10 citations,
June 2019 in “Cosmetics” Mixed-race individuals have hair with varied shapes and more root damage.
8 citations,
January 2020 in “PeerJ” Alopecia Areata causes significant structural and compositional changes in hair.
7 citations,
October 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
4 citations,
November 2017 in “PubMed” Miracle fruit seed oil significantly reduces hair breakage in women with damaged hair.
3 citations,
February 2023 in “ACS omega” Grape seed oil improved hair quality the most, followed by rosehip and safflower seed oils, and reduced damage from shampoo.
3 citations,
January 2018 in “International Journal of Trichology” The new system helps detect and track early female hair loss better.