research Stiffness of Human Hair Correlates with the Fractions of Cortical Cell Types
Hair stiffness is higher when it has more para-like cortical cells.
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research Acquired progressive kinking of the hair in a Korean female adolescent
A Korean girl developed kinky hair without known cause or effective treatment.
research Hair
Hair grows from living roots, is made of dead keratin, and goes through growth, rest, and shedding stages.
research Pulling force deforms hair follicle root sheath nuclei and surrounding dermal collagen matrix differently at infundibulum, isthmus and suprabulbar regions
Hair follicles respond differently to pulling forces in various regions.
research Observation of the Microstructure of Human Hair Based on a Single Detector Optical Coherence Tomography
Chemical dyes damage hair's internal structure more than perming, as shown by a special imaging technique.
research 573 Hair follicles employ a 2-dimensional healing strategy to repair 3-dimensional injuries
Hair follicles repair 3D injuries using a 2D healing process.
research Banded Scalp Hair with an Unusual Glistening Appearance in a Teenager: A Quiz
A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
research Pili Annulati
The patient's hair has unique structural differences with alternating bright and dark bands.
research Pili trianguli et canaliculi as a phenotypic subtype in patients with central centrifugal cicatricial alopecia: A scanning electron microscopy study
Hair shaft changes may be linked to CCCA, but their role is unclear.
research Tactile and hair-hair friction behavior of hair fibers
Hair feels different when touched and rubs together in various ways.
research Characterization of hair follicles in Hirosaki hairless rats with deletion of basic hair keratin genes : enlarged medulla, loss of cuticle and long catagen
research A Congenital Hair Defect: Trichoschisis With Alternating Birefringence and Low Sulfur Content
research The in vitro Assembly of Hair Follicle Keratins: Comparison of Cortex and Companion Layer Keratins
Different conditions affect how hair proteins assemble, and certain mutations can change their structure.
research The medusa head: Dermoscopic diagnosis of woolly hair syndrome
A man with Woolly Hair Syndrome had very curly, fragile hair, and doctors used a special scalp examination to diagnose him without invasive tests.
research Curly hair: measured differences and contributions to breakage
Curly hair breaks more easily, especially with chemical treatments, but simpler grooming reduces breakage.
research Ceramic flat irons: Improper use leading to acquired trichorrhexis nodosa
Improper use of ceramic flat irons can cause severe hair damage.
research The structure of the “amorphous” matrix of keratins
Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
research Cutaneous Hybrid Cyst in a Sprague-Dawley Rat
A rat had a cyst similar to a hair follicle structure.
research Human hair form. Morphology revealed by light and scanning electron microscopy and computer aided three-dimensional reconstruction.
Hair follicle shape determines hair type: curly, straight, or in-between.
research Whiskers amiss, a new vibrissae and hair mutation near the Krt1 cluster on mouse Chromosome 11
A new mutation in mice causes crooked whiskers and messy hair.
research Common genetic hair shaft abnormalities may be visualized by light and electron microscope
Genetic hair shaft abnormalities can be seen with microscopes and often affect scalp hair.
research Structure and Mechanical Properties of Human Trichocyte Keratin Intermediate Filament Protein
Disulfide bonds make keratin in hair stronger and tougher.
research Corkscrew Hairs in Trichoscopy of Trichotillomania
Corkscrew hairs can help diagnose trichotillomania.
research Spiny keratoderma ‐ a demonstration of hair keratin and hair type keratinization
Spiny keratoderma may be ectopic hair formation on palms and soles.
research Histologische Untersuchungen an der bindegewebigen Wurzelscheide des Sinushaarfollikels bei der Katze: das Sinuskissen
The "sinuskissen" in cat hair follicles is mostly connective tissue, affecting fluid flow.
research Folliculosebaceous cystic hamartoma with hair shaft fragments.
A rare ear cyst contained hair fragments.
research Keratins: the hair shaft's backbone revealed
Keratins are crucial for hair strength, and mutations in certain keratin genes cause hair disorders.
research A New Case of Isolated Trichothiodystrophy
A rare case of isolated trichothiodystrophy was identified, marked by brittle hair with low sulfur content.
research Attenuated Total Reflection Fourier Transform Infrared Spectroscopy Analysis of Human Hair Fiber Structure
Human hair has different protein structures in its cuticle and cortex.
research Histological and dermatoscopic description of sphynx cat skin
Sphynx cats have abnormal hair follicles and keratinization affecting their skin.