4 citations,
January 1994 in “Yakugaku zasshi” EPC-K is stable except at very acidic pH or when exposed to sunlight, and it can decompose in low ethanol concentrations.
10 citations,
March 2005 in “International Journal of Cosmetic Science” Oxidation changes human hair by breaking down fats and forming new acidic groups, affecting how it interacts with conditioners and cosmetics.
January 2021 in “Lecture notes in mechanical engineering” High temperatures, acidic conditions, and too much coconut oil damage hair, while a pH of 5 to 7 keeps it healthy.
10 citations,
September 2020 in “Biopolymers” Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.
76 citations,
December 2011 in “Journal of Cell Science” Different keratin types have unique amino acid patterns that are evolutionarily conserved.
40 citations,
February 2002 in “International Journal of Dermatology” Permanent hair dye damages hair but it mostly recovers after 8 weeks; using certain hair care products can help repair it.
39 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” FGF and EGF are crucial for hair follicle development and growth.
30 citations,
October 2010 in “Biochemical and biophysical research communications” The Gsdma3 gene is essential for normal hair development in mice.
30 citations,
January 2009 in “The scientific world journal/TheScientificWorldjournal” Hair is hard to dissolve because of its complex proteins, but certain solvents that break specific bonds and hydrate can do it.
25 citations,
September 2014 in “SpringerPlus” Sheep have a unique gene, KAP8-2, that humans don't have, which may affect wool properties.
20 citations,
February 1977 in “The anatomical record” Excess vitamin A changes skin and hair follicle development and affects polysaccharide distribution.
16 citations,
January 2018 in “Advances in experimental medicine and biology” Hair and wool have diverse keratins and keratin-associated proteins.
13 citations,
May 2001 in “Current problems in dermatology” Keratin proteins in epithelial cells are dynamic and crucial for cell processes and disease understanding.
10 citations,
January 1994 Hair can be straightened using different chemicals, not just strong alkali.
7 citations,
November 2007 in “Differentiation” The NF-κB effector p65/RelA activates hair keratin genes, aiding hair formation.
1 citations,
March 2022 in “Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy” A new, quick method detects minoxidil using silver nanoparticles.
1 citations,
January 2015 in “ADMET and DMPK” Hyaluronan is a good drug delivery material because it sticks to mucosal areas and its drug release can be improved by changing its properties.
November 2024 in “International Journal of Cosmetic Science” Haircare products with a pH between 5 and 7 are best for maintaining healthy hair.
April 2024 in “Current journal of applied science and technology” The organic hair ointment is safe, promotes hair growth in male rabbits, and has good stability and pH for human use.
January 2023 in “Fashion and textiles” Cationic and nonionic surfactants provide better color intensity and resistance for semi-permanent hair dye than anionic surfactants.
October 2015 in “Cosmetic Dermatology” Hair is complex, varies in type, and plays a big role in attractiveness and culture.
January 2009 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Curved human hair has different structures on each side, which might cause its shape and is similar to wool.
36 citations,
November 2019 in “Molecular biology and evolution” Cysteine-rich keratins evolved independently in mammals, reptiles, and birds for hard skin structures like hair, claws, and feathers.
September 2011 in “Clinical Biochemistry” Sodium metasilicate improved spinal motoneuron recovery after sciatic nerve injury in rats.
September 2011 in “Clinical Biochemistry” Glycoconjugates help heal hair follicles during skin repair.
September 2011 in “Clinical Biochemistry” Certain sugars increase in some layers of the hair follicle during the middle of the healing process in rats, which may help improve healing.
5 citations,
January 2017 in “Molecular Medicine Reports” Human hair follicle cells can be turned into neural stem cell-like cells, which might help treat brain diseases.
December 2023 in “Frontiers in pharmacology” Progesterone initially worsens but later reduces neuropathic pain in mice, through different mechanisms.
62 citations,
October 2013 in “Journal of Human Evolution/Journal of human evolution” Forensic DNA Phenotyping can help predict physical traits from crime scene DNA to identify suspects.
11 citations,
October 2021 in “Carbohydrate Polymers” Ginkgo biloba polysaccharides may reduce inflammation and promote hair growth in mice with hair loss.