25 citations,
December 2011 in “Surface and interface analysis” Bleaching hair causes significant damage by breaking down proteins and fatty acids.
23 citations,
June 2014 in “International Journal of Cosmetic Science” Glyoxylic acid is a safer alternative to formaldehyde for hair straightening and effectively changes hair structure.
13 citations,
March 2019 in “Journal of cosmetic dermatology” Heat damages hair, with Asian hair losing more protein than Caucasian hair.
13 citations,
September 2017 in “International Journal of Cosmetic Science” Thioglycerol treatment at pH 9.0 with ammonia causes less hair damage and better waving than thioglycolic acid.
12 citations,
January 2014 in “Cell structure and function” Different combinations of human hair keratins affect how hair fibers form.
11 citations,
January 2012 in “Journal of cell science” Rac1 is essential for proper hair structure and color.
6 citations,
November 2021 in “Frontiers in immunology” STAT3 signaling is important for healthy skin and hair follicles, and its disruption can lead to skin conditions like atopic dermatitis.
1 citations,
January 2017 in “PubMed” All five hair fiber products improved appearance but didn't stick to completely bald areas.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The early genes of a specific virus can cause abnormal skin cell growth and hair follicle changes.
January 2008 in “Chinese Journal of Aesthetic and Plastic Surgery” Hair-derived material is safe and effective for skin filling.
January 1989 in “Clinical and Experimental Dermatology” The symposium concluded that hair growth involves complex processes, including the hair follicle life cycle, the role of the dermal papilla, hair strength, pigmentation, and the impact of diseases and treatments like minoxidil on hair and skin.
115 citations,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
100 citations,
December 2002 in “Journal of biological chemistry/The Journal of biological chemistry” Researchers mapped and categorized specific keratin-associated protein genes on human chromosome 21q22.1.
68 citations,
August 2014 in “PeerJ” Human hair proteins vary by individual, body site, and ethnicity, useful for forensics.
59 citations,
September 2007 in “Biochemical and Biophysical Research Communications” The TRPV3 gene mutation affects hair growth by keeping mice in the growth phase longer, which could help treat hair loss.
48 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.
41 citations,
November 2011 in “The Journal of Dermatology” Some hair loss disorders are caused by genetic mutations affecting hair growth.
36 citations,
September 2011 in “British Journal of Dermatology” White hair grows thicker and faster than black hair due to higher activity of growth-related genes and proteins.
34 citations,
June 2008 in “In vitro cellular & developmental biology. Animal” Scientists created a long-lasting stem cell line from human hair that can turn into different skin and hair cell types.
30 citations,
March 2017 in “ACS biomaterials science & engineering” Hair follicles are valuable for regenerative medicine and wound healing.
30 citations,
October 2010 in “Biochemical and biophysical research communications” The Gsdma3 gene is essential for normal hair development in mice.
30 citations,
August 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” TGase 3 helps build hair structure by forming strong bonds between proteins.
25 citations,
May 1994 in “Journal of Investigative Dermatology” Researchers found a new gene, hacl-1, that is active in mouse hair follicles during hair growth and may be important for hair biology.
18 citations,
November 2010 in “Journal of morphology” Antler velvet hair and body hair of red deer have different structures that help with protection and insulation.
17 citations,
June 2012 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Hair in mammals likely evolved from glandular structures, not scales.
16 citations,
November 2020 in “International journal of pharmaceutics” Using longer PEG chains helps nanoparticles penetrate hair follicles better, improving drug delivery for conditions like alopecia.
16 citations,
December 2019 in “Animals” Overexpressing Tβ4 in goats' hair follicles increases cashmere production and hair follicle growth.
12 citations,
July 2014 in “Journal of Investigative Dermatology” Chemotherapy causes complex changes in hair follicle cells that can lead to hair loss.
8 citations,
June 2020 in “Colloids and surfaces. B, Biointerfaces” Heating hair proteins changes their structure and may improve their blood clotting ability.
7 citations,
July 2019 in “International Journal of Molecular Sciences” PGA-4HGF may help treat hair loss by activating hair growth pathways and extending the hair growth phase.