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.
55 citations,
August 2013 in “PloS one” Genetic differences between young and old Tan sheep explain why their fleece changes from curly to straight as they age.
1 citations,
April 2023 in “Animals” Deleting the EDAR gene in Cashmere goats affects genes and proteins related to hair growth.
Human hair can almost fully recover its structure within about 1,000 minutes after being stretched.
July 2023 in “International Journal of Cosmetic Science” Biopolymers are increasingly used in cosmetics for their non-toxicity and skin benefits, with future biotech advancements likely to expand their applications.
450 citations,
January 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color is determined by melanin produced and transferred in hair follicles.
61 citations,
July 2011 in “PLOS ONE” Spermidine may help reduce hair loss and deserves further testing as a treatment.
42 citations,
June 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” PAI-2 helps in the maturation and protection of hair and nail cells.
26 citations,
February 2022 in “Journal of pineal research” Melatonin affects skin and hair color and protects skin cells, with potential benefits for hair growth and skin health.
26 citations,
January 2007 in “Organogenesis” Bioengineering can potentially treat hair loss by regenerating hair follicles and cloning hair, but the process is complex and needs more research.
21 citations,
May 2022 in “Frontiers in Cell and Developmental Biology” Hair growth and health are influenced by factors like age, environment, and nutrition, and are controlled by various molecular pathways. Red light can promote hair growth, and understanding these processes can help treat hair-related diseases.
21 citations,
January 2018 in “Journal of Investigative Dermatology” Rats can't grow new hair follicles after skin wounds, unlike mice, due to differences in gene expression and response to WNT signaling.
13 citations,
April 2018 in “Scientific Reports” The genes KRT25 and SP6 affect curly hair in horses, with KRT25 also causing hair loss. If both genes are mutated, the horse gets curly hair and hair loss. KRT25 can hide the effect of SP6.
6 citations,
August 2023 in “BMC genomics” The study found that genetic differences related to hair growth and other traits help cashmere goats adapt to high-altitude environments.
4 citations,
January 2020 in “International Journal of Trichology” Too much epidermal growth factor can cause hair loss.
2 citations,
February 2024 in “Pharmaceutics” Chitosan scaffolds with silver nanoparticles effectively treat infected wounds and promote faster healing.
1 citations,
May 2021 in “BMC Proceedings” The document concludes that more research is needed to reduce frequent hospital visits, addiction medicine education improves with specific training, early breast cancer surgery findings are emerging, nipple smears are not very accurate, surgery for older melanoma patients doesn't extend life, a genetic condition in infants can often be treated with one drug, doctors are inconsistent with blood clot medication, a certain gene may protect against cell damage, muscle gene overexpression affects many other genes, and some mitochondrial genes are less active in mice with tumors.
October 2022 in “International Journal of Molecular Sciences” Fish collagen peptides can significantly promote hair growth.
18 citations,
September 2018 in “The Journal of Agricultural Science” Genetic variation in the KRTAP15-1 gene affects wool yield in sheep.
June 2023 in “Historical records of Australian science/Historical Records of Australian Science” George Ernest Rogers was a notable scientist who made important discoveries about hair and wool proteins.
11 citations,
July 2021 in “Genetics selection evolution” Researchers found genes and genetic variants linked to sheep wool and skin wrinkles.
8 citations,
January 2015 in “Genetics and molecular research” Researchers found four key proteins that affect the development of a specific hair type in Yangtze River Delta white goats.
28 citations,
February 1999 in “Journal of Investigative Dermatology” Urokinase, a type of protein, helps skin cells multiply faster, especially in newborn mice.
1 citations,
May 1983 in “Acta dermato-venereologica” The hairpiece matted due to weathered hair after shampooing.
1 citations,
November 2022 in “Animals” The research found specific genes and pathways that control fur development and color in young American minks.
47 citations,
January 2017 in “RSC Advances” Keratin peptides can change hair shape gently without harsh chemicals.
11 citations,
October 1997 in “British Journal of Dermatology” Wool follicles grew fibres for 8-10 days in a serum-free culture, influenced by calcium, glucose, amino acids, and insulin.
January 1999 in “Birkhäuser Basel eBooks” Metallothionein likely helps in cell growth and development in wool follicles of fetal sheep.
33 citations,
June 1995 in “International journal of legal medicine” Environmental factors can greatly reduce drug levels in hair.
January 2023 in “Journal of applied animal research” Short photoperiods improve cashmere growth and quality in goats by changing hormone levels and gene expression.