research Human Hair Pigment: A Mild Isolation Procedure and a Method for Characterization
A new method was developed to gently isolate hair pigment while keeping its structure intact.
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30-60 / 1000+ resultsresearch Human hair: A unique physicochemical composite
Human hair, despite its different types, shares common traits that affect its structure and response to treatments.
research Human Hair and the Impact of Cosmetic Procedures: A Review on Cleansing and Shape-Modulating Cosmetics
Future hair cosmetics will be safer and more effective.
research Exogenous Factors in Hair Disorders
Outside factors like grooming, chemicals, and the environment can damage hair and cause disorders.
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 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 Hair loss in children.
Children's hair loss can be caused by many factors, including autoimmune diseases, emotional stress, genetics, and infections, with treatment and prognosis varying.
research Impact of Personal Care Products on Tensile Strength and Structure of Hair
More research is needed to understand how shampoo chemicals affect hair strength and structure.
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 Integral characterization of normal and alopecic hair at different degeneration stages by in-situ visible and chemical imaging
Alopecic hair has more irregular structures and chemical changes than normal hair, reducing its strength.
research Structure-guided manipulation of the regioselectivity of the cyclosporine A hydroxylase CYP-sb21 from Sebekia benihana
Scientists improved an enzyme to better produce a hair growth-promoting chemical from an immunosuppressant.
research The Antiandrogenic Action of 4–Androsten–3–one–17β– Carboxylic Acid and Its Methyl Ester on Hamster Flank Organ1
The chemicals 17βC and its methyl ester can block the effects of testosterone on hamster skin but not the effects of DHT.
research Amino Acid Content of Damaged Human Hair
High temperatures and certain chemicals can significantly change the amino acid content in human hair.
research Learning from hair moisture sorption and hysteresis
Hair moisture behavior helps tell apart different chemical treatments and reveals insights into hair structure.
research Skin Anatomy, Histology, and Physiology
The document concludes that understanding skin structure is essential for effective cosmetic treatments.
research Imaging of Photo-Damaged Hair with a Differential Phase Scanning X-Ray Microscopy
Sunlight and chemical treatments change hair's internal structure differently, needing specific care.
research Effect of ethnicity and treatments on in situ tensile response and morphological changes of human hair characterized by atomic force microscopy
Different ethnicities and treatments affect human hair strength and structure.
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 Extractives of Cercidiphyllum japonicum twigs: isolation and structural elucidation of a new galloylflavonol glycoside, anomeric tannins and flavonoids
Scientists found a new natural compound and other known compounds in Cercidiphyllum japonicum twigs, which might be useful for medicine.
research Quantifying the effects of repeated dyeing: morphological, mechanical, and chemical changes in human hair fibers
Repeated hair dyeing significantly damages hair.
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 In vivo formation steps of the hard α-keratin intermediate filament along a hair follicle: Evidence for structural polymorphism
Hair follicles form hard α-keratin filaments in four steps, showing structural differences.
research Hair structure anatomy and comparative anatomy1 1Dedicated to the memory of the late Dr. R. E. Rivett whose untimely death prevented his role in co-authorship.
Human hair is complex and grows in cycles starting from embryonic life.
research Postoperative Regimen for Chemical Peeling: A Clinical Approach
Proper skin care after chemical peeling improves healing and satisfaction.
research The Morphological Basis of vicuña wool: Skin and gland structure in Vicugna vicugna (Molina 1782)
Vicuña wool's quality is due to a high density of fine secondary hair follicles, and their skin glands may be used for communication.
research Structural Changes of Hair Keratin by Reduction, Heat and subsequent Oxidation Treatments
DTDG in hair treatments reduces damage and preserves hair structure.
research Analysis of the hair coat of domestic catswith special focus on histological structure
Domestic cat hair varies in thickness and length, with guard hairs being longest and thickest, and all hair types mainly contain keratin.
research Chemical bonds and hair behaviour—A review
Disulfide bonds are crucial for hair's strength, especially when wet.
research Influence of Chemical Permeation Enhancers on the in vitro Skin Permeation of Minoxidil through Excised Rat Skin: A Mechanistic Study
Urea, eucalyptus oil, and menthol improve minoxidil skin absorption.
research Isolation and structural identification of a novel minoxidil analogue in an illegal dietary supplement: triaminodil
A new minoxidil-like substance, triaminodil, was found in an illegal hair growth supplement.