8 citations
,
January 2016 in “Journal of fiber science and technology” Bleaching hair increases cysteic acid levels in a predictable way.
356 citations
,
December 1986 in “The journal of cell biology/The Journal of cell biology” Hair and nail cells share similar proteins, indicating a common differentiation pathway.
January 2003 in “Research Portal (King's College London)” Hair color affects light reflection, with black hair having higher cuticle angles and lighter hair showing less specular reflection.
January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
1 citations
,
November 2023 in “Cosmetics” Surfactants damage hair, but sealing the cuticle can prevent this.
42 citations
,
January 2011 in “Journal of Biomedical Optics” Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.
1 citations
,
July 2019 in “Microscopy Today” Microfluorometry effectively measures how much polymer coats and penetrates hair, useful for evaluating hair products.
62 citations
,
December 2008 in “Journal of structural biology” Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.
52 citations
,
August 1978 in “Journal of Applied Polymer Science” Human hair's ability to get wet is complex and can change with treatments, damage, and environment.
161 citations
,
July 2003 in “ACM Transactions on Graphics” Researchers developed a new model for more realistic computer graphics rendering of hair by considering how light scatters on hair fibers.
Researchers developed a new model for more realistic computer graphics of hair by considering how light scatters on hair fibers.
4 citations
,
January 2017 in “Biological & pharmaceutical bulletin” Inhibiting ALOX12 can help hair cuticle maturation by increasing S100A3 citrullination.
7 citations
,
November 2004 in “International Journal of Cosmetic Science” Hair breaks differently when wet or dry and is affected by its condition and treatments like perms and bleaching.
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.
17 citations
,
June 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” The G60S Connexin43 mutation causes hair growth issues and poor hair quality in mice, similar to human ODDD patients.
23 citations
,
August 2019 in “Proceedings of the National Academy of Sciences of the United States of America” Pollution exposure speeds up hair damage.
62 citations
,
January 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” A second domain of high sulfur KAP genes on chromosome 21q23 is crucial for hair structure.
19 citations
,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
1 citations
,
September 2017 in “Journal of Investigative Dermatology” Hair care products reduced hair roughness, a combination of Stemoxydine and Resveratrol increased hair density, fermented mackerel oil promoted hair growth, and genes TERT and Bmi-1 helped create new hair follicles.
December 2025 in “Biopolymers” Heat worsens damage in chemically treated hair, especially bleached and straightened hair.
13 citations
,
January 2010 in “Advances in Biochemical Engineering / Biotechnology” Understanding hair biology is key to developing better treatments for hair and scalp issues.
August 2020 in “Textile research journal” The model helps understand how wool fiber structure affects its strength and flexibility.
Hair fibers degrade and change color in very basic water.
28 citations
,
November 2018 in “Journal of structural biology” Different populations have distinct hair structures related to their ancestry.
November 2023 in “Borneo Journal of Pharmacy” Sappan wood hair tonic helps protect and repair damaged hair.
12 citations
,
February 2019 in “Skin research and technology” White hair has less lipid content and absorbs water differently than brown hair.
Understanding hair surface properties is key for effective hair care products.
68 citations
,
August 2014 in “PeerJ” Human hair proteins vary by individual, body site, and ethnicity, useful for forensics.
32 citations
,
May 2018 in “Cell Cycle” Melatonin helps Cashmere goats grow more hair by affecting certain genes and cell pathways.
20 citations
,
January 2015 in “Journal of cosmetic dermatology” Older people's hair cuticles get more easily damaged and lose protective oils, especially in their 40s and 50s.