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.
9 citations
,
February 2016 in “Anatomical Science International” Hair proteins change location and structure as hair cells mature.
Daily hair care may cause holes in hair fibers.
30 citations
,
January 1994 in “Micron” Mature hair surfaces are formed by keratinized cells with developed layers, not just modified plasma membranes.
27 citations
,
May 2019 in “Cosmetics” The hair cuticle is made of tough proteins that protect the hair, but more research is needed to fully understand its structure.
7 citations
,
December 2011 in “Annals of anatomy” Involucrin helps strengthen the inner parts of human hair.
3 citations
,
January 1998 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Hair keratins are mainly on macrofibrils in the cortex and in the endocuticle in the cuticle.
July 2016 in “Indian journal of science and technology” Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.
January 2017 in “대한미용학회지” The cuticle layer in hair follicles thickens during keratinization due to incomplete cytosol loss.
40 citations
,
April 1999 in “Journal of Histochemistry & Cytochemistry” S100A3 protein is mainly found in specific parts of human hair cells.
30 citations
,
April 2009 in “Mycoses” Microsporum gypseum fungus breaks down keratin in hair by digesting it enzymatically, starting with less keratinized parts.
10 citations
,
January 2010 in “International journal of trichology” Keratin-associated proteins are part of the developing hair fiber cuticle.
March 2026 in “Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials” Hair cuticles remain stable and resilient under stress due to strong protein content and crosslinking.
10 citations
,
November 2016 in “International Journal of Cosmetic Science” A tough membrane between the outer and inner layers of human hair protects it from damage.
4 citations
,
January 2000 Piedraia hortae fungi dissolve both the outer and inner layers of hair.
12 citations
,
July 2016 in “Forensic science international” The research found that postmortem root bands in hair are likely caused by the breakdown of a specific part of the hair's inner structure after death.
4 citations
,
January 2007 in “Sen'i Gakkaishi” Permed hair degrades faster and shows more damage after protease treatment compared to untreated hair.
February 2024 in “Medicina” AFM can diagnose hair disorders by revealing detailed hair surface changes.
42 citations
,
April 2008 in “Acta materialia” Different ethnicities and treatments affect human hair strength and structure.
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.
55 citations
,
October 1992 in “Archives of Dermatology” Loose Anagen Hair Syndrome is a hereditary condition causing hair loss in children due to abnormal hair follicles.
199 citations
,
January 2004 in “The International Journal of Developmental Biology” Hair follicle growth and development are controlled by specific genes and molecular signals.
193 citations
,
January 2015 in “International journal of trichology” Dermatologists need to understand hair products to treat hair and scalp issues better.
90 citations
,
January 1979 in “International review of cytology” Wool follicles are complex, involving interactions between different cell types and structures.
43 citations
,
September 2001 in “Scanning” Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
13 citations
,
January 2010 in “Advances in Biochemical Engineering / Biotechnology” Understanding hair biology is key to developing better treatments for hair and scalp issues.
5 citations
,
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.
January 2015 in “Springer eBooks” Hair health is influenced by genetics, aging, and environmental factors, with proper care needed to maintain it.
8 citations
,
July 2012 in “Annals of biomedical engineering” Hair absorbs molecules differently based on their size, charge, and love for water, and less at higher pH; this can help make better hair products.
1 citations
,
July 2024 in “International Journal of Dermatology Venereology and Leprosy Sciences” Cysteine strengthens hair, and glutamine fuels hair growth.