research Influence of the Cosmetic Treatment of Hair on Drug Testing
Cosmetic hair treatments like bleaching and dyeing reduce drug levels in hair samples.
Search
for
Sort by
Research
360-390 / 1000+ results
research Investigation of Human Hair Fibers Using Lateral Force Microscopy
Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
research Distribution and Localization of Hydrophobic and Ionic Chemical Groups at the Surface of Bleached Human Hair Fibers
Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
research The Proteomic Profile of Hair Damage
Bleaching hair damages protein structure, especially keratin, leading to weakened hair.
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 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 A Methodological Exploration of Distinguishing Hair Quality Based on Hair Proteomics
Bleaching damages hair by reducing the quality of keratin and keratin-associated proteins.
research Preparation and Characterization of Soluble Wool Keratin for Human Hair Care
CMADK reduces hair damage from bleaching and permanent waving.
research Research on Hair Bleach That Causes Less Hair Damage and Smells Less Pungent Than Ammonium Hydroxide
AMPD is a better and less damaging alternative to ammonium hydroxide for hair bleaching.
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 Volume Changes During Water Binding to Hair Fibers
Hair increases in size when it absorbs water, and treatments like bleaching affect how much water it can take in.
research Ultrastructural Alterations and Environmental Exposure Influence the Opiate Concentrations in Hair of Drug Addicts
Environmental factors can greatly reduce drug levels in hair.
research Raman Spectroscopy and Electronic Microscopy Structural Studies of Caucasian and Afro Human Hair
Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
research Influence of Oxidative and Reductive Treatment on Human Hair: Analysis of Hair Damage
Chemical treatments and daily stresses damage hair, especially the cuticle layer.
research Pigmentation and Pregnancy: A Study on Skin Changes
Most skin changes during pregnancy are harmless and moles don't significantly change, but many women experience pigmentation changes due to hormones and sun exposure.
research Investigations on the Penetration of Hydrolyzed Wheat Proteins into Human Hair by Confocal Laser-Scanning Fluorescence Microscopy
Hydrolyzed wheat proteins penetrate all hair types effectively.
research A Systematic Review on the Lipid Composition of Human Hair
Lipids are crucial for healthy hair, protecting it from damage and breakage.
research Scale Heights of Chemically Treated Wool and Hair Fibers
Chemical treatments can change the scale heights of wool and cashmere fibers, affecting their identification.
research Non-Invasive Evaluation of Hair Interior Morphology by X-Ray Microscope
X-ray microscopy can non-invasively show hair structure changes after treatments, but it's less detailed than TEM and needs improvement.
research Management of Unwanted Hair
The chapter explains why and how women remove unwanted hair, comparing methods like shaving and waxing.
research The Chlorine-Hair Interaction: Effect of Combining Chlorination with Cosmetic Treatments on Hair Properties
Cosmetic treatments after chlorination damage hair more than treatments before.
research Chemical Bonds and Hair Behavior: A Review
Disulfide bonds are crucial for hair's strength, especially when wet.
research Characterization of the Mechanical Properties of the Cortex Region of Human Hair Fibers by Multiparametric Atomic Force Microscopy Mapping
Atomic Force Microscopy is a more accurate way to assess hair damage and the effect of cosmetic treatments.
research Investigation of the Changes in the Hair Cuticle Due to Chemical Degradation
Chemical treatments severely damage hair cuticles, especially in previously treated hair.
research Effects of Hydrolyzed Keratin Treatment on the Repair of Damaged Hair
K-30 treatment restores protein and weight in damaged hair, making it similar to healthy hair.
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 Proceedings of the International Congress 'Science, Information, Spirit' 2007, pp 28-35: Electro Photonic Analysis of Hair and Non-Hair Fibers and Investigation of Different Hair Treatments
Hair properties change under electromagnetic fields and are influenced by individual characteristics and the environment.
research Depigmentation Treatment for Vitiligo
Cryotherapy is the best depigmentation method for vitiligo but needs an expert to perform it.
research Claims for the Cost of Care: Local Authority Provision
The claimant sued for negligence after a hair treatment caused harm and distress, and the defendant responded after legal action started.