research Physical Properties of Human Hair: Evaluation of Bending Stress by Measuring the Major and Minor Axis of Human Hair
The cuticle significantly contributes to hair stiffness, making up about 60% of the total bending stress.
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research On the Correlation Between the Curvature of the Human Eyelash and Its Geometrical Features
Eyelash curvature is linked to the thickness of the cuticle layer at the root.
research Application of XANES Profiles to X-Ray Spectromicroscopy for Biomedical Specimens: Part II. Mapping Oxidation State of Cysteine in Human Hair
Perming and bleaching damage hair differently, with bleached hair having more cysteic acid in the cuticle.
research Scanning Electron Microscopy Approach for Evaluation of Hair Dyed with Lawsonia Inermis Powder: In Vitro Study
Henna dye improves hair cuticle and thickness but effects vary by hair type and health.
research Microstructure of Defective Mink Guard Hair
Defective mink guard hairs have split tips and missing cuticle cells, causing a metallic sheen.
research In-Situ Tensile Testing of Hair Fibers in an Environmental Scanning Electron Microscope
Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
research Cross-Linked Features of Mouse Pelage Hair Resistant to Detergent Extraction
Two mouse mutants have defective hair cuticle cross-linking.
research Arachidonate 12-Lipoxygenase Inhibitors Promote S100A3 Citrullination in Cultured SW480 Cells and Isolated Hair Follicles
Inhibiting ALOX12 can help hair cuticle maturation by increasing S100A3 citrullination.
research Hard X-Ray Microscopic Images of the Human Hair
High-resolution x-ray images showed three main structures in human hair: medulla, cortex, and cuticle.
research Light Scattering from Human Hair Fibers
Researchers developed a new model for more realistic computer graphics rendering of hair by considering how light scatters on hair fibers.
research Nanomechanical Characterization of Human Hair Using Nanoindentation and SEM
Human hair's strength and flexibility vary by ethnicity, damage, and treatment.
research Light Scattering from Human Hair Fibers
Researchers developed a new model for more realistic computer graphics of hair by considering how light scatters on hair fibers.
research In Situ Tensile Deformation Characterization of Human Hair with Atomic Force Microscopy
AFM helped show how hair changes under tension and the effects of damage and conditioner.
research Degradation Of Human Hair By Papain
Papain and bisulfite break down human hair by dissolving parts of it.
research Analysis of Structural Change in Keratin Fibers Resulting from Chemical Treatments Using Raman Spectroscopy
Chemical hair straightening changes hair proteins and mostly fixes broken bonds.
research Wetting Behavior of Human Hair Fibers
Human hair's ability to get wet is complex and can change with treatments, damage, and environment.
research The Shampoo pH Can Affect the Hair: Myth or Reality?
Shampoo pH can affect hair health, with alkaline shampoos potentially causing damage and acidic shampoos reducing frizz.
research Analysis of Structural Changes in Permanent Waved Human Hair Using Raman Spectroscopy
Permanent waving weakens hair by altering its protein structure.
research Measuring Changes in Chemistry, Composition, and Molecular Structure Within Hair Fibers by Infrared and Raman Spectroscopic Imaging
Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.
research Compartmentation of Mitochondrial and Oxidative Metabolism in Growing Hair Follicles: A Ring of Fire
Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.
research Evidence for Various Calcium Sites in Human Hair Shaft Revealed by Sub-Micrometer X-Ray Fluorescence
The research found two types of calcium in human hair, one that varies among individuals and another that is consistent across people.
research Abnormal Inner Root Sheath of the Hair Follicle in the Loose Anagen Hair Syndrome: An Ultrastructural Study
Loose anagen hair syndrome is caused by structural abnormalities in the hair follicle's inner root sheath.
research Significant Damage of the Skin and Hair Following Hair Bleaching
Hair bleaching causes significant damage to hair and skin.
research The Physical and Chemical Disruption of Human Hair After Bleaching – Studies by Transmission Electron Microscopy and Redox Proteomics
Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.
research Variation in Human Hair Ultrastructure Among Three Biogeographic Populations
Different populations have distinct hair structures related to their ancestry.
research Photochemical Alterations in Human Hair: Artificial Irradiation and Investigations of Hair Proteins
Melanin in black hair protects it from sun damage better than light-brown hair.
research Analysis of Heterogeneous Reaction Between Reducing Agents and Keratin Fibers Using Raman Spectroscopy and Microspectrophotometry
The study found that thioglycolic acid breaks down hair bonds more consistently than l-cysteine, which is less damaging to hair.
research Reactive Keratin Derivatives: A Promising Strategy for Covalent Binding to Hair
Modified keratin binds better to hair, especially bleached hair.
research Chapter 4: Cytomechanics of Hair
Hair's strength and flexibility come from its protein structure and molecular interactions.
research Distribution of Glycolipid and Unsaturated Fatty Acids in Human Hair
Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.