47 citations,
December 2006 in “Therapy” The dietary supplement helped increase hair growth in women with hair loss.
45 citations,
December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
43 citations,
September 2001 in “Scanning” Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
38 citations,
October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.
30 citations,
May 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
29 citations,
August 2005 in “Biopolymers” L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
28 citations,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
24 citations,
January 2006 in “Dermatologic clinics” Hair sunscreens are important for maintaining hair's cosmetic value.
19 citations,
January 2021 in “Experimental dermatology” Acne inversa is an epithelial-driven disease where inflammation is caused by cyst rupture, and treatments should focus on preventing tendril growth for better results.
19 citations,
June 2007 in “Veterinary Dermatology” Amitraz effectively treated sarcoptic mange in three alpacas.
16 citations,
January 2017 in “Physical chemistry chemical physics/PCCP. Physical chemistry chemical physics” The 3D structure of a key hair protein was modeled, revealing specific helical structures and stabilization features.
14 citations,
January 2015 in “Genetics and molecular research” The transition from growth to regression in Cashmere goat hair follicles involves changes in expression of genes related to keratin and cell differentiation.
13 citations,
September 2018 in “Scientific Reports” The research found that a complex gene network, controlled by microRNAs, is important for hair growth in cashmere goats.
13 citations,
July 2017 in “Biopolymers” Recombinant keratins can form useful structures for medical applications, overcoming natural keratin limitations.
13 citations,
January 2010 in “Advances in Biochemical Engineering / Biotechnology” Understanding hair biology is key to developing better treatments for hair and scalp issues.
12 citations,
September 2018 in “Naturwissenschaften” Melatonin treatment increases a specific RNA in goat cells that boosts cashmere growth.
12 citations,
January 1981 in “Springer eBooks” Environmental factors like temperature and nutrition affect hair growth, with humans showing seasonal hair growth differences.
11 citations,
January 2018 in “Royal Society Open Science” Scientists found genes linked to the growth of high-quality brush hair in Chinese Haimen goats.
10 citations,
April 2013 in “Journal of Investigative Dermatology” Scientists created a model using sheep cells to study hair root formation, which can test how different substances affect hair growth.
8 citations,
November 2019 in “Journal of Natural Fibers” Adding human hair to clayey soil makes it stronger, even after freeze-thaw cycles, and is eco-friendly and cheap.
7 citations,
August 2006 in “Biopolymers” Researchers extracted tiny keratin filaments from human hair by unzipping its outer layer.
7 citations,
February 1998 in “Polymer journal” Keratin structure in hair is stable at pH 5-6 but disrupts between pH 6-7.
6 citations,
May 2020 in “Molecules/Molecules online/Molecules annual” Yak belly hair has higher porosity and is less stiff than human hair, making it absorb dye better but less suitable as a direct substitute for hair dyeing.
6 citations,
October 2016 Understanding how keratin structures in hair are arranged and interact is key for creating methods to extract and purify them.
6 citations,
January 2000 in “Dermatology” A girl's severely tangled hair couldn't be fixed and had to be cut due to a rare condition called plica neuropathica.
6 citations,
April 1996 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
5 citations,
October 2011 in “Small ruminant research” Goat hair growth and follicle activity change with the seasons and differ between males and females.
5 citations,
April 2005 in “Journal of applied polymer science” PEI diffuses into hair at a constant rate, and urea speeds up this process.
4 citations,
August 2014 in “Journal of molecular structure” Chemical treatments on bleached black hair change its internal structure by breaking and reforming bonds, and treatments with hydrolyzed eggwhite protein help repair it.
4 citations,
February 1996 in “Postgraduate Medical Journal” Finasteride linked to skin inflammation.