research Pathogenesis of pili annulati
Pili annulati is caused by a protein metabolism disorder affecting hair structure.
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research Case report: Exploring autosomal recessive woolly hair: genetic and scanning electron microscopic perspectives on a Japanese patient
A genetic mutation in the LIPH gene causes tightly curled hair that stops growing in some Japanese individuals.
research [Wooly hair syndrome. Clinical and microscopic study].
Woolly hair syndrome is a genetic condition causing frizzy, fragile hair.
research Coexisting trichorrhexis nodosa and pili annulati: a case report of hair shaft abnormalities in a syrian family
A 23-year-old Syrian woman has two rare hair disorders, and avoiding hair treatments plus using vitamins and minoxidil may help.
research Ugreelig hår
A young boy's uncombable hair is due to a rare genetic condition that usually improves over time.
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 Activation of the Notch pathway in the hair cortex leads to aberrant differentiation of the adjacent hair-shaft layers
Notch pathway activation causes abnormal hair layer development.
research Extractable substances from human hair: a discussion about the origin of the holes
Holes in mature hair are likely caused by the removal of substances during hair care.
research Location of keratin-associated proteins in developing fiber cuticle cells using immunoelectron microscopy
Keratin-associated proteins are part of the developing hair fiber cuticle.
research Human hair follicle cells of outer root sheath maintain their genuine keratin expression in vitro
research A novel method for visualizing hair lipids at the cell membrane complex: Argon sputter etching/scanning electron microscopy1
The method shows how hair lipids form specific patterns and their roles in hair structure.
research Bubble hair and other acquired hair shaft anomalies due to hot ironing on wet hair
Using a hot iron on wet hair can cause dry, brittle hair with air bubbles inside.
research Removal of Intact Hair Papilla and Connective Tissue Sheath by Plucking Anagen Hairs**From the Department of Dermatology of the University of Hamburg, Germany.
Plucking hairs in a certain way can result in intact hair roots, not related to baldness.
research Topographical and Tribological Characteristics of Asian Human Hair Cuticles
Hair damage increases significantly with higher temperatures and longer heating times.
research Familial Uncombable Hair Syndrome: Ultrastructural Hair Study and Response to Biotin
Biotin improved hair appearance in uncombable hair syndrome but didn't change hair structure.
research Loose anagen hair syndrome
Loose anagen hair syndrome causes easily shed hair but usually improves with time.
research J. Cosmet. Sci., 59, 263–289 (July/August 2008) 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 varied amino acid composition.
research Characterization of Human KAP24.1, A Cuticular Hair Keratin-Associated Protein with Unusual Amino-Acid Composition and Repeat Structure
Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.
research Keratinization of outer root sheath cells is prevented by contact with inner root sheath of rat hair follicles
research Analisis Morfologi Rambut Sebelum dan Sesudah Rebonding Menggunakan Scanning Electron Microscopy (SEM)
Rebonding damages hair cuticles, causing erosion and cracks.
research Plica polonica in a patient on chemotherapy: A case report with review of literature
Chemotherapy and certain hair care practices can cause severe hair matting.
research Corkscrew Hair: A New Dermoscopic Sign for Diagnosis of Tinea Capitis in Black Children
Corkscrew hair may be a new sign for quickly diagnosing scalp fungus in black children.
research Uncombable hair syndrome: Observations on response to biotin and occurrence in siblings with ectodermal dysplasia
Biotin improved hair growth and combability in one child with uncombable hair syndrome.
research Culture of hair matrix and follicular keratinocytes
research Don’t Judge When the Tresses Fall
Matted hair should not be judged as a sign of mental instability; proper diagnosis and gentle care are key.
research In-Situ Tensile Testing of Hair Fibers in An Environmental Scanning Electron Microscope (ESEM)
Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
research Study of normal hair and of some malformations with a scanning electron microscope
Hair malformations may occur due to timing issues in hair development.
research Curly Hair Follicle is Sculpted by a Contracted Arrector Pili Muscle. A Hypothesis with Treatment Implications
Curly hair may be caused by a muscle contraction, and muscle relaxants might help treat it.
research Unique Hair Properties that Emerge from Combinations of Multiple Races
Mixed-race individuals have hair with varied shapes and more root damage.
research Quasi-Static Torsional Deformation of Single Hair Fibers: Application of a Modeling Approach and Results from Cosmetic Treatments.
The research found that twisting hair fibers can show changes in stiffness and damage, and help tell apart different hair treatments.