research Physical Properties of Human Hair. 1. Evaluation of Bending Stress by Measuring the Major and the 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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150-180 / 1000+ results research Strain and Strain Recovery of Human Hair from the Nano- to the Macroscale
Human hair can almost fully recover its structure within about 1,000 minutes after being stretched.
research Fractography of human hair
Moisture content significantly affects how human hair breaks.
research Cuticle damage and the tensile properties of human hair
Cuticle damage doesn't affect hair's tensile strength; the cortex is responsible for it.
research Evaluation of Cysteic Acid in Bleached Hair Using Infrared Spectroscopy
Bleaching hair increases cysteic acid levels in a predictable way.
research Effects of silicone pretreatment on oxidative hair damage
Silicone pretreatment protects hair from damage and reduces color fading without interfering with bleaching or dyeing.
research Optical coherence tomography to evaluate the effects of oxidative hair dye on the fiber
Oxidative hair dye changes hair color and structure but doesn't weaken it.
research Formation and Characterization of Hollow Microtubes by Thermal Treatment of Human Hair
Heating human hair creates hollow microtubes with smooth surfaces.
research Thermal Analysis of the Straight Permed Hair
Straight permed hair loses weight faster than virgin hair when heated, but ends up heavier after burning.
research PATHOGENESIS OF GENETIC HUMAN HAIR DISORDERS
All major hair defects involve cuticle abnormalities.
research The surface and internal features of pubic hair: A comparative study with those of scalp hair
Pubic hair has a thicker, more protective outer layer than scalp hair, possibly due to evolution.
research High-voltage Electron Microscopy and 3-D reconstruction of human hair fiber ultrastructure
The research provided a detailed view of the non-keratinous parts of human hair fibers.
research Pilomatricoma in Syndromic Contexts: A Literature Review and a Report of a Case in Apert Syndrome
Pilomatricomas are often linked to genetic syndromes, especially Apert syndrome, and genetic analysis is crucial for diagnosis.
research Flushing episodes in the context of frontal fibrosing alopecia with facial papules
A woman thought to have rosacea was actually suffering from Frontal Fibrosing Alopecia, a hair loss condition. Despite treatment, her condition didn't change, showing the importance of accurate early diagnosis.
research Analysis of structural changes in permanent waved human hair using Raman spectroscopy
Permanent waving weakens hair by altering its protein structure.
research Sequence and Expression of Murine Type I Hair Keratins mHa2 and mHa3
mHa2 and mHa3 keratins have different structures and roles in mouse hair and tongue tissues.
research Effect of herbal mixture (RAA) on hair growth in C57BL/6 mice
The herbal mixture RAA promotes hair growth and could be an alternative treatment for hair loss.
research Biomechanics of chemically treated hair for continuous 1D strands
NaOH treatment improves hair strength and suitability for textiles.
research Dilated human hair fiber after exposure to flames for 'split ends' cutting.
The Brazilian candle flame technique can damage hair by melting the cuticle and exposing the cortex.
research Significance of Ayurvedic Cosmetology in Contemporary Context: A Critical Review
Ayurveda offers safe, effective, and affordable solutions for modern skin and hair care.
research THE EFFECTS OF THE SYNTHETIC AND NATURAL HORMONE OF THE ADRENAL CORTEX ON MELANIN DEPOSITION IN ADRENALECTOMIZED BLACK RATS FED DIETS ADEQUATE AND DEFICIENT IN THE FILTRATE FACTORS OF VITAMIN B1
Synthetic hormone treatment reduces melanin and hair growth in rats.
research A detailed mapping of the readily accessible disulphide bonds in the cortex of wool fibres
Researchers found that the most reachable bonds in wool fibers are near the ends of certain proteins, which help stabilize the fiber's structure.
research Technique for Processing and Routing Staining of Hair Samples for Histological Study
A new method effectively stains hair samples for study without losing hair sections.
research Revisiting the role of melatonin in human melanocyte physiology: A skin context perspective
Melatonin affects skin and hair color and protects skin cells, with potential benefits for hair growth and skin health.
research Male pattern androgenetic alopecia in an Indian context: a perspective study
At least 87% of Indian men experience hair loss, with type II being most common and severity increasing with age.
research The role of sleep in telogen effluvium and trichodynia: A commentary in the context of the current pandemic
Poor sleep during the pandemic may increase stress and worsen hair loss conditions.
research Evaluación clínica del pelo corporal en una población de mujeres colombianas: determinación del punto de corte para el diagnóstico de hirsutismo
A score of 6 or less is recommended to diagnose hirsutism in Colombian women.
research "En Flandes se ha puesto el sol": teatralidad, contexto histórico y parodia
Ashwagandha may help reduce symptoms of adrenal hyperplasia.
research Body dynamics, social meaning-making, and scale heterogeneity: re-considering contextualization cues and language as mixed-mode semiosis
Confinement in farrowing crates doesn't increase chronic stress in sows, but hair cortisol measurements may not reliably indicate stress due to hair growth variations.
research Chapter 2 The Human Keratin Genes and Their Differential Expression
Different keratin proteins are expressed in various epithelial cells at different stages, affecting cell structure and function.