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August 2021 in “Frontiers in Genetics” Certain genes related to sulfur metabolism are more active during the growth phase of Cashmere goat wool, and melatonin might help this process.
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January 1986 in “Carcinogenesis” ODC expression in mouse skin and tumors is varied and can be inhibited by retinoic acid or cycloheximide.
Ablative CO2 laser resurfacing tightens skin by promoting collagen and new cell growth.
4 citations
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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.
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November 2015 in “Annals of the New York Academy of Sciences” Changing the diet of mice lacking the enzyme CBS can affect symptoms related to the genetic condition.
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March 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.
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February 2023 in “Applied and Environmental Microbiology” Mutants of CYP154C2 enzyme significantly improved steroid conversion efficiency.
January 2022 in “Social Science Research Network” Pyruvate Kinase M2 helps hair grow by linking energy production and a key hair growth pathway.
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August 1993 in “FEBS Letters” A new enzyme in rats may help regulate hair growth.
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October 2003 in “Genetics” The mK6irs1/Krt2-6g gene likely causes wavy hair in mice.
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December 2017 in “Journal of Experimental Botany” AtCSLD3 and GhCSLD3 genes enhance root growth and cell elongation in plants.
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December 2011 in “Journal of Cell Science” Different keratin types have unique amino acid patterns that are evolutionarily conserved.
December 2025 in “Universal library of medical and health sciences.” Amino acids like arginine and cysteine protect hair during chemical treatments, keeping it strong and less brittle.
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December 1989 in “The Journal of Dermatology” Human hair proteins have similar cysteine and glycine levels to skin proteins.
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February 1998 in “Polymer” Human hair keratin has a 40% α-helix structure that changes to a random coil in 8 M urea.
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July 2022 in “Frontiers in plant science” pH changes are crucial for root hair growth because they affect enzymes and proteins that control the cell wall and growth.
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October 1970 in “Archives of disease in childhood” Hair amino acid levels can indicate metabolic disorders.
October 2024 in “Journal of the Endocrine Society” Certain genetic variants reduce enzyme activity, contributing to non-classic congenital adrenal hyperplasia.
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March 2018 in “Trends in Plant Science” pH, calcium, and reactive oxygen species regulate plant cell growth, with key roles for NADPH oxidases and plasma membrane H+-ATPases.
18 citations
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January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
Cornification is the process where living skin cells die to create a protective barrier, and problems with it can cause skin diseases.
January 2026 in “Molecules” A new perming method is less damaging to hair and works as well as traditional methods.
19 citations
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March 1961 in “Nature” A fatty acid/protein complex in human hair helps protect it from damage.
16 citations
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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.
January 2024 in “Authorea (Authorea)” Using laccase to add poly(tyrosine) to wool makes it less likely to shrink and stronger.
10 citations
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April 2007 in “PubMed” Coordinated gene activities are crucial for normal hair growth.
July 2022 in “Journal of Investigative Dermatology” Cyclohexyl salicylate promotes human hair growth and increases certain hair follicle stem cell progeny.
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January 2013 in “Transactions of the Materials Research Society of Japan” CMADK reduces hair damage from bleaching and permanent waving.
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August 2005 in “The Plant Cell” The TIP1 gene is crucial for normal plant cell growth in Arabidopsis.