research A STUDY OF THE DIFFERENTIATION PRODUCTS OF THE HAIR FOLLICLE CELLS WITH THE ELECTRON MICROSCOPE.
Hair follicle cells become four types: medulla, cortex, cuticle, and inner root sheath.
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180-210 / 1000+ resultsresearch Prospective ultramorphological characterization of human hair by optical coherence tomography
OCT can identify hair structures, but chemical treatments can damage them.
research Photoageing of Hair Fiber and Photoprotection
Sunlight damages hair, causing cuticle loss, protein changes, and discoloration.
research Chemical and physical treatments damage Caucasian and Afro‐ethnic hair fibre: analytical and image assays
Chemical and physical treatments like bleaching, dyeing, and UV radiation damage both Caucasian and Afro-ethnic hair.
research Copper and calcium uptake in colored hair
Hair coloring increases copper and calcium uptake, damaging hair and reducing shine.
research Understanding breakage in curly hair
Curly hair breaks due to mechanical damage and environmental factors, not chemical makeup, and needs ongoing care to prevent breakage.
research Hair Mechanical Properties Depending On Age And Origin
Hair properties vary with age and ethnic origin.
research Ultrastructural localization of hair keratins, high sulfur keratin-associated proteins and sulfhydryl oxidase in the human hair
Hair proteins change location and structure as hair cells mature.
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 Why Mammal Body Hair Is an Evolutionary Enigma
The evolution of mammal body hair remains a mystery.
research Distribution Analysis of Triglyceride Having Repair Effect on Damaged Human Hair by TOF-SIMS
Hydrogenated palm oil repairs and conditions damaged hair by preventing swelling.
research Evidence for calcium soaps in human hair shaft revealed by sub-micrometer X-ray fluorescence
Calcium soaps are present in human hair and can be removed with acid.
research Analysis of DNA in hair fibers.
Small amounts of DNA can be found in the hair shaft, especially near the root, but it decreases with hair treatments and washing.
research Histomorphological and Quantitative Characteristics of Black and Gray Human Scalp Hair
Gray hair has more continuous medullation and a higher medullary diameter than black hair.
research Hair Shaft Morphology, Elemental Composition, and Nanoparticles in Frontal Fibrosing Alopecia: A Case-control Study
Titanium nanoparticles may trigger frontal fibrosing alopecia, so avoid products with them.
research Water-Soluble Polymers in Hair Care
Alkaline hair relaxers damage hair, but cationic and non-ionic polymers can help reduce this damage.
research Age-associated thin hair displays molecular, structural and mechanical characteristic changes
Older thin hair is not just thinner but also has different shape, structure, and stiffness.
research Comparative Study for Hair Protection Effect of Hair Essence Prepared Using Human Hair Keratin
Keratin essence protects and improves damaged hair.
research Loose anagen hair syndrome in two patients with epidermolysis bullosa simplex, Dowling-Meara type
Two patients with the same genetic mutation had both blistering skin and easily pulled out hair.
research Immunocytochemical Localization of Peptidylarginine Deiminase Type III, Trichohyalin and Deiminated Trichohyalin in Infant Rat Dorsal Skin Hair Follicle
Trichohyalin and peptidylarginine deiminase type III are found together in rat hair follicles, with trichohyalin being modified after expression.
research Hair
Hair analysis can detect drug use but is costly and interpretation is complex.
research Comparative study of male and female human hair: A microscopic analysis.
Male and female human hairs have different microscopic structures that can help in forensic analysis.
research Riboflavin-Sensitized Photo-Acceleration of Food-Grade Genipin Coloration: Kinetic Insights, Mechanistic Analysis, and Application in Rapid Hair Coloration
Riboflavin and blue light speed up genipin hair dye, making it fast, glossy, stable, and eco-friendly.
research Improvements in scalp elasticity and hair properties following supplementation with low-molecular-weight porcine placental peptides (Placenderm®): A randomized, double-blind, placebo-controlled clinical trial
Placenderm® improves scalp elasticity and hair quality safely.
research Interaction of polypeptides with hair in different reducing environments
Small KP peptide improves hair without reducing agents, while larger proteins need them for better results.
research Supramolecular Adenosine-Based Skin Delivery System for Hair Regulation and Restoration
TA-Ado effectively promotes hair growth and reduces hair loss.
research The science of color: How chemical dyeing processes transform hair structure
Hair dyeing changes hair structure, but new technologies help protect hair while coloring.
research The science of color: How chemical dyeing processes transform hair structure
Oxidative dyes damage hair more than semi-permanent dyes, but new technologies help protect hair while coloring.
research Microscopic sex-based differentiation of human scalp hair among university students in Nigeria
Male and female scalp hair differ in size, density, length, curliness, pigmentation, and cuticle preservation.
research The kinetics of moisture sorption by hair
Hair absorbs moisture differently based on its structure and treatment, with changes occurring at 30% humidity.