research Trichotillomania associated with the "Friar Tuck sign" and nail-biting.
Trichotillomania can be identified by a "Friar Tuck sign" and nail-biting.
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480-510 / 1000+ resultsresearch Calculation of Cuticle Step Heights from AFM Images of Outer Surfaces of Human Hair
AFM helps study hair surfaces for dermatology, cosmetics, and forensics.
research Outer root sheath keratinization in anagen and catagen of the mammalian hair follicle. A seventh distinct type of keratinization in the hair follicle: trichilemmal keratinization.
Trichilemmal keratinization is a unique process in hair follicles where the outer root sheath turns into keratin without a specific layer.
research Cicatricial alopecia
research A guide to distinguish alopecia areata from other hair loss diseases presenting similar clinical manifestations
The document provides ways to tell alopecia areata from other similar hair loss conditions, using visual checks and specific tests.
research Towards Defining the Pathogenesis of the Hairless Phenotype
The hairless gene mutation causes baldness by disrupting hair follicle structure.
research A discrete transition zone between cuticle and cortex layers of a human hair fibre: changes observed in the presence of breast cancer
Breast cancer alters specific molecular structures in hair, which revert after cancer removal.
research Development of a stiffness‐angle law for simplifying the measurement of human hair stiffness
Hair stiffness increased by 13.2% after caffeine treatment, validating the Stiffness-Angle Law as an effective measurement method.
research Trichorrhexis Invaginata and Netherton’s Syndrome
Recognizing bamboo hair helps diagnose Netherton’s syndrome.
research Topographical and Tribological Characteristics of Asian Human Hair Cuticles
Hair damage increases significantly with higher temperatures and longer heating times.
research Glycoconjugate expression of cells of human anagen hair follicles during keratinization
Human anagen hair follicles have unique carbohydrate patterns during keratinization.
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.
research Eruptive Vellus Hair Cyst
Eruptive vellus hair cysts are harmless skin bumps that may go away on their own.
research Effect of 55 Chinese herbal medicines on the biology of mouse vibrissa fcllicles in vitro
Some Chinese herbs can promote or inhibit hair growth.
research Cyclical Changes in Rat Vibrissa Follicles Maintained In Vitro
Rat vibrissa follicles are useful for studying hair growth cycles, especially the transition from pro-anagen to anagen.
research Studies on the Preservative Condition and the Ultrastructure of Hair of Newly Found Sixteenth Century Mummy in Paju
The 16th-century mummy's hair was well-preserved due to a calcium surface coat.
research P33 Quantification of metabolic pathways in human hair follicles and their response to caffeine and N,N-dimethylglycine
Caffeine and DMG increase calcium influx in hair follicle cells without being toxic.
research Office Diagnosis of Hair Shaft Defects
The document explains how to identify different hair problems using a microscope.
research Atrichia with papular lesions resulting from a novel homozygous missense mutation in the hairless gene
A new genetic mutation in the hairless gene causes a rare hair loss disorder.
research Ultrastructural localization of hair keratin homologs in the claw of the lizard Anolis carolinensis
Lizard claws have hair-like keratins similar to those in mammals.
research Alopecia areata: trichoscopic markers in determining disease activity
Exclamation mark hairs and broken hairs best indicate active alopecia areata.
research BH21 Segmented heterochromia with calibre change: an under-recognized sign of alopecia areata
Segmented hair color changes can indicate active alopecia areata.
research Isolated hair loss on the eyebrow: five cases with trichoscopic features
Trichoscopy helps tell apart hair loss due to alopecia areata from trichotillomania in eyebrows.
research Characterization of curved hair of Japanese women with reference to internal structures and amino acid composition.
Japanese women's curved hair has an uneven internal structure and varying amino acid composition.
research Catechins-rich tea extract and its functional properties mitigating hair loss
Catechins-rich tea extract may help reduce hair loss and promote hair growth.
research Preliminary evaluation of human hair follicle-derived dermal papilla cell characteristics
Human hair follicle cells have specific features.
research Immunocytochemical Localization of Androgen Receptors in the Scalp of the Stumptail Macaque Monkey, a Model of Androgenetic Alopecia
Androgen receptors found in monkey scalps, similar to humans, affect hair growth.
research Woolly hair nevus
A 17-year-old developed woolly hair nevus in adolescence, which is unusual, and over time the hair darkened and straightened slightly, but microscopic changes persisted.
research A Novel Human Type II Cytokeratin, K6hf, Specifically Expressed in the Companion Layer of the Hair Follicle
K6hf is a unique protein found only in a specific layer of hair follicles.
research Interactions between Crossed Hair Fibers at the Nanoscale
Hair fibers interact through classical forces, which are influenced by treatments and products, important for hair care and other applications.