25 citations
,
May 2019 in “Heliyon” Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
September 2023 in “Journal of The American Academy of Dermatology” Raman spectroscopy is promising for measuring and enhancing drug delivery in alopecia treatments.
45 citations
,
December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
January 2024 Hyaluronic acid in shampoo penetrated hair well, reduced frizz, and improved hair strength and moisture.
June 2012 in “International journal of scientific research”
January 2021 in “Asian Journal of Pharmaceutical and Clinical Research” 20 citations
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April 2013 in “Journal of molecular structure” The study found that thioglycolic acid breaks down hair bonds more consistently than l-cysteine, which is less damaging to hair.
January 2020 in “Asian Journal of Chemistry” 52 citations
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February 2005 in “Biopolymers” Chemical hair straightening changes hair proteins and mostly fixes broken bonds.
29 citations
,
August 2005 in “Biopolymers” L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
3 citations
,
April 2011 in “Microscopy research and technique” Teratoma hair is similar to scalp hair but has a rougher surface and lower adhesive force.
12 citations
,
June 2011 in “Journal of applied polymer science” L-phenylalanine and hydrolyzed eggwhite protein deeply penetrate human hair.
3 citations
,
October 2021 in “Data in brief” Bleaching hair changes its structure and weakens it, which is important for understanding hair damage and creating treatments.
4 citations
,
November 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.
6 citations
,
August 2014 in “Spectroscopy Letters” The analysis shows where minoxidil's atoms are likely to react and describes its electronic transitions and behavior with temperature changes.
Yak hair stretches mainly due to macromolecules slipping past each other.
6 citations
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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.
April 2024 in “Authorea (Authorea)” Understanding the nanoscale structure of skin fibrosis can improve knowledge of wound healing and tissue regeneration.
January 2024 in “International Journal of Cosmetic Science” A new method using 1,4-n-butylene dimaleate effectively repairs and strengthens damaged hair.
16 citations
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October 2003 in “Journal of applied polymer science” 2-iminothiorane hydrochloride improves hair waving permanence without damage.
13 citations
,
January 2017 in “Cosmetics” Different tests are used to see how hair care products affect hair, and choosing the right test is important for accurate results.
42 citations
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January 2011 in “Journal of Biomedical Optics” Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.
26 citations
,
August 2013 in “Pharmaceutical Development and Technology” PEVs effectively deliver minoxidil through skin.
36 citations
,
October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
18 citations
,
January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
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.
5 citations
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March 2012 in “Microscopy Research and Technique” UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
1 citations
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April 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Climate-related nutritional stress may cause hair loss in juvenile male Guadalupe fur seals.
1 citations
,
March 2019 in “Lasers in Surgery and Medicine” The conference reported improvements in muscle volume, skin cancer diagnosis, facial and vaginal rejuvenation, and hair growth using various laser treatments.
6 citations
,
January 1998 in “Journal of Investigative Dermatology” Estrogen receptors may not affect mouse hair growth as previously thought, and oxybenzone in sunscreen is stable in sunlight.