research Regulation of hard α-keratin mechanics via control of intermediate filament hydration: matrix squeeze revisited
Hard α-keratins stay stiff in water because the surrounding matrix keeps them dehydrated and strong.
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240-270 / 1000+ resultsresearch P-13 Some biomechanical properties of human hair keratin (HHK) artificial tendon
research Fractal geometry and topology abstracted from hair fibers
Hair fibers have fractal patterns with properties related to the golden mean, which may affect their functionality.
research A Portable Electrospinner for Nanofiber Synthesis and Its Application for Cosmetic Treatment of Alopecia
A portable device can create nanofibers to improve the appearance of thinning hair better than commercial products.
research Sequence analyses of Type I and Type II chains in human hair and epithelial keratin intermediate filaments: Promiscuous obligate heterodimers, Type II template for molecule formation and a rationale for heterodimer formation
Type I and Type II keratin chains can form heterodimers despite sequence differences.
research Hair Shaft Abnormalities. Pili Bifurcati: A Scanning Electron Microscopy Analysis
The study found that pili bifurcati causes hair to intermittently split into two branches, each with its own outer layer.
research The three-dimensional microvascular and collagen fibrillar arrangements around rat vibrissa hairs as revealed by scanning electron microscopy
The lower part of rat vibrissa hair gets more blood and is well-protected for growth.
research Distribution of G-actin is Related to Root Hair Growth of Wheat
Root hair growth in wheat needs a specific G-actin gradient and high Ca2+ concentration at the tips.
research J. Cosmet. Sci., 59, 263–289 (July/August 2008) Characterization of curved hair of Japanese women with reference to internal structures and amino acid composition
Japanese women's curved hair has an uneven internal structure and varied amino acid composition.
research The Fate of Trichohyalin
Trichohyalin is modified by enzymes to form strong structures in hair cells.
research Pili Torti: A Feature of Numerous Congenital and Acquired Conditions
Pili torti is a rare condition where hair is twisted and breaks easily, often linked to genetic disorders or other health issues.
research A modular modeling approach for investigating wool critical buckling from biologically variable along-fiber microstructure
The model helps understand how wool fiber structure affects its strength and flexibility.
research Torsional method for evaluating hair damage and performance of hair care ingredients
The torsional method effectively evaluates hair damage and the performance of hair care ingredients.
research “Hair building” fibers through the dermoscope
Trichoscopy can help tell the difference between artificial hair fibers and other scalp artifacts.
research Existence of trichohyalin-keratohyalin hybrid granules: Co-localization of two major intermediate filament-associated proteins in non-follicular epithelia
Trichohyalin is found in non-hair tissues and works with filaggrin in certain skin areas and conditions.
research The effect of treatments on the shear modulus of human hair measured by the single fiber torsion pendulum.
Different treatments change the strength and flexibility of human hair.
research pH Dependence of the Coiled-Coil Structure of Keratin Intermediate Filament in Human Hair by 13C NMR Spectroscopy and the Mechanism of Its Disruption
Keratin structure in hair is stable at pH 5-6 but disrupts between pH 6-7.
research Investigation of ROP GTPase Activity and Cytoskeleton Dynamics During Tip Growth in Root Hairs and Pollen Tubes
ROP GTPase helps control the growth of pollen tubes and root hairs by managing cell structure and movement.
research Diversity of vibrissal follicle anatomy in cetaceans
Different whale and dolphin species have unique whisker follicle structures, suggesting they might use their whiskers in various ways.
research Ultrastructural Localization of Hair Keratins in Human Scalp Hair Shafts as Revealed by Rapid-Freezing Immunocytochemistry.
Hair keratins are mainly on macrofibrils in the cortex and in the endocuticle in the cuticle.
research Characterization of curved hair of Japanese women with reference to internal structures and amino acid composition.
Japanese women's curved hair has an uneven internal structure and varying amino acid composition.
research Keratin Gene Expression in Wool Fibre Development
Only two of the four keratin genes are expressed in wool fibers.
research 1412 “Telescope model” for coordinated organ morphogenesis and stem cell formation
Developing hair follicles form from ring-shaped patterns, with future stem cells originating from the outer ring, not the upper layers, as previously thought.
research Fibre optic confocal imaging (FOCI) of keratinocytes, blood vessels and nerves in hairless mouse skin in vivo
Fibre optic confocal imaging can visualize skin layers, blood vessels, and nerves in live mice.
research Hair Follicle Keratins
Hair growth can be influenced by manipulating keratin and growth factor genes.
research The Aqualon SLT: A novel device for measuring hair stiffness and lubricity
The Aqualon SLT device measures hair stiffness and slipperiness to evaluate hair treatments.
research The existence of a linear system consisting of sympathetic endings in rat skin
Rat skin has a linear system of nerve fibers linked to hair follicles and muscles.
research Natural swing frequency of human hair - a novel method to quantify natural hair collective movements
Human hair movement is affected by its inner structure and chemical treatments.
research Dynamic ultrastructural changes of the connective tissue sheath of human hair follicles during hair cycle
The connective tissue around hair follicles changes structure throughout the hair cycle.
research The arrector pili muscle, the bridge between the follicular stem cell niche and the interfollicular epidermis
The study suggests that the arrector pili muscle is important for hair health and its damage might contribute to hair loss.