5 citations,
December 2020 in “International journal of biological macromolecules” Treatments improved hair surface and scale structure but didn't increase certain bonds in the hair cortex.
December 2021 in “Journal of natural fibers” The conclusion is that new methods for isolating hair cuticle cells and removing the cuticle layer are effective and convenient.
15 citations,
October 2004 in “Colloids and surfaces. B, Biointerfaces” Holes in mature hair are likely caused by the removal of substances during hair care.
3 citations,
January 2002 in “Springer eBooks” Alkaline hair relaxers damage hair, but cationic and non-ionic polymers can help reduce this damage.
63 citations,
February 2017 in “ACS biomaterials science & engineering” Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.
6 citations,
May 2020 in “Scientific reports” Researchers identified genes and proteins that may influence wool thickness in sheep.
149 citations,
June 2010 in “The FASEB journal” miR-31 regulates hair growth by controlling gene expression in hair follicles.
7 citations,
October 2019 in “Frontiers in bioengineering and biotechnology” Fusion proteins can protect hair from heat damage.
1 citations,
May 2022 in “International Journal of Trichology” Hair camouflage techniques can help manage hair loss and boost confidence.
38 citations,
May 2000 in “Livestock production science” Giving high-quality protein or methionine supplements helps improve hair growth in Angora goats and, to a lesser extent, in Cashmere goats.
37 citations,
May 2018 in “Frontiers in physiology” Certain RNA molecules are important for the development of wool follicles in sheep.
3 citations,
June 2021 in “Frontiers in genetics” The protein STAT3 slows down cell growth by blocking the FST gene, which affects hair development in sheep.
Variant G of the KRTAP20-1 gene improves wool curliness in Chinese Tan sheep.
51 citations,
September 2012 in “Biomacromolecules” Disulfide bonds make keratin in hair stronger and tougher.
11 citations,
September 1992 in “Journal of pineal research” Immunizing goats against melatonin can temporarily change their cashmere growth cycles and increase fleece production.
4 citations,
January 2020 in “Genes” The KRTAP21-2 gene affects wool length and quality in sheep.
17 citations,
January 2019 in “International journal of biological sciences” Researchers used CRISPR/Cas9 to create a goat with a gene that increased cashmere production by 74.5% without affecting quality.
13 citations,
May 2016 in “International journal of biological macromolecules” Keratin's mechanical properties are influenced by hydrogen bonds and secondary structure, and can be improved with the SPD-2 peptide.
47 citations,
December 2006 in “Therapy” The dietary supplement helped increase hair growth in women with hair loss.
38 citations,
May 2009 in “European journal of dermatology/EJD. European journal of dermatology” TrichoScan® is a reliable tool for measuring hair growth, providing quicker and more consistent results than manual methods.
10 citations,
June 2001 in “Annals of neurology” Alzheimer's patients have higher levels of certain chemicals in their hair.
7 citations,
August 2006 in “Biopolymers” Researchers extracted tiny keratin filaments from human hair by unzipping its outer layer.
January 2012 in “Methods in pharmacology and toxicology” Hair follicle culture helps study hair growth but has limitations in modeling the full hair cycle.
75 citations,
October 2002 in “Journal of Dermatological Science” Sophora flavescens extract may help hair grow by affecting growth factors and blocking a hair-related enzyme.
74 citations,
January 2013 in “Expert Opinion on Biological Therapy” The conclusion is that hair growth can be improved by activating hair cycles, changing the surrounding environment, healing wounds to create new hair follicles, and using stem cell technology.
54 citations,
June 2003 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Disruptions in hair follicle fibroblast dynamics can cause hair growth problems.
25 citations,
August 2015 in “Journal of cosmetic dermatology” African American women report more hair issues and use different hair care practices than Caucasian women, and have different hair and scalp characteristics.
24 citations,
November 2015 in “Scientific reports” Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.
18 citations,
September 2011 in “Livestock science” Maternal Nano-Se supplements improve fetal hair follicle development in cashmere goats.
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.