2 citations,
August 2020 in “Clinical, Cosmetic and Investigational Dermatology” The hair-growth formula with L-cystine helps protect and grow hair cells.
356 citations,
December 1986 in “The journal of cell biology/The Journal of cell biology” Hair and nail cells share similar proteins, indicating a common differentiation pathway.
100 citations,
March 2006 in “Journal of biological chemistry/The Journal of biological chemistry” Cystatin M/E strongly inhibits cathepsin V and cathepsin L, important for skin formation.
87 citations,
July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
40 citations,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” S100A3 protein is crucial for hair shaft formation in mice.
13 citations,
December 2019 in “Nutrients” An apple-based supplement was found to stimulate hair protein production, which may help with hair growth.
13 citations,
July 2017 in “Biopolymers” Recombinant keratins can form useful structures for medical applications, overcoming natural keratin limitations.
12 citations,
January 2014 in “Cell structure and function” Different combinations of human hair keratins affect how hair fibers form.
9 citations,
August 2007 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Sheep wool follicles absorb different amino acids at various rates and locations, which could affect wool growth based on diet and genetics.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Not having enough cystatin M/E protein causes less hair growth and dry skin.
2 citations,
September 2020 in “Biomedical materials” Recombinant keratin materials may better promote skin cell differentiation than natural keratin.
10 citations,
April 2013 in “Veterinary dermatology” A new skin disease in four Labrador retrievers responded well to immunosuppressive treatment.
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.
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.
January 2015 in “Turkiye Klinikleri Journal of Dermatology” Peripilar keratin casts are a helpful sign for diagnosing traction alopecia.
67 citations,
December 1990 in “The journal of cell biology/The Journal of cell biology” Researchers found genes for cysteine-rich proteins that form the protective layer of hair in humans and sheep.
16 citations,
January 2018 in “Advances in experimental medicine and biology” Hair and wool have diverse keratins and keratin-associated proteins.
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.
2 citations,
April 2021 in “FEBS open bio” Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.
February 2023 in “European biophysics journal”
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.
2 citations,
January 2013 in “Elsevier eBooks” The document explains the genetic causes and characteristics of inherited hair disorders.
215 citations,
March 2018 in “Archives of Toxicology” Tiny pollution particles called PM2.5 can harm skin cells by causing stress, damage to cell parts, and cell death.
68 citations,
August 2012 in “Journal of the American Academy of Dermatology” Dermatoscopy is a useful tool for diagnosing hair disorders and can help choose samples for more detailed analysis.
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,
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.
19 citations,
April 2015 in “International Journal of Molecular Sciences” The research identified genes and pathways important for sheep wool growth and shedding.
18 citations,
January 1978 in “Advances in experimental medicine and biology” Hair cystine levels may indicate protein malnutrition, but more research is needed.
17 citations,
February 2015 in “Cell Death and Disease” Inhibiting AP1 in mice skin causes structural changes and weakens the skin barrier.
12 citations,
December 2017 in “Journal of biomaterials science. Polymer ed.” Human hair protein extracts can protect skin cells from oxidative stress.