January 2023 in “Czech Journal of Animal Science” Proteins influence the quality and traits of cashmere goat fleece, affecting hair strength and diameter.
Hair keratin treatments can be harmful, potentially causing health issues like skin reactions and cancer.
November 2022 in “Research Square (Research Square)” Keratin-associated proteins have ancient origins and were used for different purposes before being adapted for hair in mammals.
December 2021 in “Molecular genetics and genomics” Cats with abnormal hair had DSG4 gene changes causing hair problems.
August 2020 in “Textile research journal” The model helps understand how wool fiber structure affects its strength and flexibility.
13 citations,
May 2001 in “Current problems in dermatology” Keratin proteins in epithelial cells are dynamic and crucial for cell processes and disease understanding.
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.
6 citations,
June 1976 in “Journal of ultrastructure research” Keratinized wool cells still have some organelles like lysosomes and mitochondria.
1 citations,
December 2012 in “PubMed” Permanent wave treatment with thioglycolic acid changes hair structure by altering disulfide bonds.
86 citations,
April 2009 in “Journal of anatomy” Hard skin features like scales, feathers, and hair evolved through specific protein changes in different animal groups.
86 citations,
May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
12 citations,
October 2018 in “Biotechnology reports” Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.
11 citations,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
8 citations,
March 2004 in “Mammalian genome” KAP genes are crucial for hair development and show both shared and unique traits in humans, chimpanzees, and baboons.
2 citations,
March 2023 in “BMC ecology and evolution” Some hair protein genes evolved early and were adapted for use in hair follicles.
2 citations,
April 2021 in “FEBS open bio” Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.
Hair fiber research combines multiple sciences to improve hair care products.
December 2023 in “The journal of physical chemistry. B (1997 : Online)” Human hair keratin might be good for filtering out harmful substances from water.
September 2023 in “Biomedical Optics Express” New imaging techniques show testosterone delays hair growth and shrinks follicles in mice, but have limited depth for viewing.
February 2023 in “European biophysics journal” The document concludes that understanding hair's composition and the effects of treatments can lead to better hair care products.
74 citations,
January 2006 in “The journal of investigative dermatology/Journal of investigative dermatology” Mutations in the DSG4 gene can cause a rare hair disorder similar to monilethrix.
71 citations,
August 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Hair keratin-associated proteins are essential for strong hair, with over 80 genes showing specific patterns and variations among people.
62 citations,
January 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” A second domain of high sulfur KAP genes on chromosome 21q23 is crucial for hair structure.
27 citations,
April 2011 in “International journal of legal medicine” In situ DNA labeling in hair can help predict forensic DNA analysis success.
27 citations,
June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found that variations in hair protein genes are likely due to evolutionary deletions or duplications.
September 2021 in “Mağallaẗ al-Muẖtar li-l-ʿulūm” Two sisters have rare hair disorders causing short, fragile, kinky hair.
209 citations,
September 2008 in “Dermatologic Therapy” Androgens can both increase and decrease hair growth in different parts of the body.
199 citations,
April 2010 in “Nature” A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.
165 citations,
August 2013 in “Lasers in Surgery and Medicine” Low-Level Laser Therapy is effective and safe for hair growth with minimal side effects.