research Hard alpha-keratin degradation inside a tissue under high flux X-ray synchrotron micro-beam: A multi-scale time-resolved study
High flux X-ray beams quickly damage the structure of human hair.
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research Local structure of human hair spatially resolved by sub-micron X-ray beam
Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.
research A Novel Hair Analysis for Trace Elements on Hair Cross Section by Synchrotron Radiation X‐Ray Fluorescence Imaging with X‐Ray Microprobe: Two‐Dimensional Distribution of Lead and Zinc on Smelter Hair
The method effectively maps lead and zinc in hair, aiding understanding of heavy metal exposure risks.
research Torsional behavior of human hair
Water makes hair more flexible, especially the outer layer.
research Hair density response to photobiomodulation in canine alopecia X is measured reliably with an ordinal scale: a randomized, controlled, double-blind study
Photobiomodulation did not significantly improve hair density in dogs with alopecia X.
research Empathic disequilibrium is related to lower levels of oxytocin in hair
People with an imbalance between their cognitive and emotional empathy have lower levels of the hormone oxytocin in their hair.
research Label-free multiphoton imaging to assess neoadjuvant therapy responses in breast carcinoma
Multiphoton microscopy can effectively assess breast cancer treatment responses without labels.
research Optical hair removal
Optical hair removal devices showed potential for long-term hair removal in 1999.
research Lead, Copper, Zinc, and Magnesium Content in Hair of Children and Young People with Some Neurological Diseases
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 [Effect of auricular point electrostimulation on pruritus induced by dextran in the mice].
Auricular electrostimulation reduces itching in mice.
research Micro-mechanical approaches to characterize tip growth: Insights into root hair elasto-viscoplastic properties
Root hair growth mechanics depend on turgor pressure and cell wall properties.
research Lead, cadmium, copper, zinc, iron, and calcium in human hair as a function of gender, age, smoking, and hair dyeing
Smokers and people with dyed hair have higher levels of certain metals in their hair.
research Water distribution in human hair microstructure elucidated by spin contrast variation small-angle neutron scattering
The technique showed that human hair has two main parts, with 68% being rigid and the rest flexible, and water swelling affects its structure.
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 적하수오 에탄올 추출물의 melanin 합성 촉진효과
PMEE may help reverse greying hair by boosting melanin production.
research Examination of the Elemental Composition of Hair in Cholelithiasis, Kidney Stone, Hypertension and Diabetes by Scanning Electron Microscopy and Energy Dispersive Spectrometry SEM/EDS
The study did not conclude whether hair can reliably indicate kidney stones, cholelithiasis, hypertension, or diabetes.
research Stimulation of Hair Growth in Rabbits by Ionizing Radiations
research The Viscoelastic Properties of Chemically Modified alpha-Keratins in Human Hair
Chemical modifications can alter hair's stability and flexibility, with hydrophobic interactions helping maintain structure in humid conditions.
research Fine Structure of Perifollicular Nerve Endings in Human Hair
research Determination of Solute Diffusion Properties in Artificial Sebum
Diffusion in artificial sebum is mainly influenced by molecular size and is much faster than in skin lipids.
research Rheological Properties and Composition Affecting the Skin Permeation of a Model of a Hydrophilic Drug in Lecithin Reverse Wormlike Micelles
IPM enhances skin penetration of hydrophilic drugs.
research Pediatric Radiation-Induced Alopecia Post Intracranial Vascular Malformation Embolization: A Case Report with Dermoscopic Findings
A 7-year-old girl experienced temporary hair loss due to radiation, with signs of possible hair regrowth.
research Micro-mechanical approaches to characterize tip growth: Insights into Root Hair Elasto-Viscoplastic Properties
Root hair stiffness is mainly influenced by tip compression and turgor pressure.
research Histologic comparison of microscopic treatment zones induced by fractional lasers and radiofrequency
Different lasers and radiofrequency affect skin differently, important for dermatologists to choose the right treatment.
research Evaluation of Polymethylene Waxes as Conditioning Agents in Hair Relaxers
Polymethylene wax in hair relaxers makes hair smooth and shiny with less damage.
research Influence of aerosol bioelectricity on expression of epidermal growth factor and β_1 integrin in healing wounds of burned rats
Aerosol bioelectricity speeds up wound healing in burned rats.
research Exposure to gamma-rays at the telogen phase of the hair cycle inhibits hair follicle regeneration at the anagen phase in mice
Gamma-ray exposure during hair rest phase harms hair growth and color in mice.
research Transmission electron microscopy staining methods for the cortex of human hair: a modified osmium method and comparison with other stains
The modified osmium method improves hair cortex staining for better visualization.
research Novel insights into hair structure and the effects of chemical stressors on hair and skin using label-free advanced light microscopy
Chemical stressors damage hair structure but the skin's outer layer protects living cells.