research Acquired progressive kinking of the hair in a prepubertal boy
A 10-year-old boy had the earliest reported case of hair that became progressively kinkier but eventually returned to normal on its own.
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research Alopecia totalis in an infant
An infant with complete hair loss was diagnosed with a genetic disorder affecting hair growth.
research Human hair keratin network and curvature
Curly hair shape is due to uneven growth patterns in the hair follicle.
research Ultraviolet-Enhanced Trichoscopy—A New Tool to Assess Pili Annulati
UV-enhanced trichoscopy helps diagnose hair shaft disorders like pili annulati.
research Pili Torti: A Feature of Numerous Congenital and Acquired Conditions
Pili torti is a rare condition where hair is twisted and breaks easily, often linked to genetic disorders or other health issues.
research Monilethrix
A 12-year-old girl was diagnosed with monilethrix, a genetic condition causing fragile, beaded hair that breaks easily, with no effective treatment available.
research Histopathological Analysis on keratin2-6 g Expression in Hair Mutant Mouse Hague
Keratin2-6g is crucial for hair follicle development, with mutations causing cell degeneration and vacuolation.
research Hair Casts: A Clinical and Electron Microscopic Study
Tight hairstyles like ponytails may cause hair casts by affecting scalp circulation and causing inflammation.
research Hair loss in children.
research Azimuthal Scattering from Elliptical Hair Fibers
Light scatters differently from elliptical hair fibers than from circular ones, and a new model better predicts this behavior, especially for shiny highlights.
research Hair-Raising
research A girl with loose anagen hair syndrome and concurrent uncombable hair syndrome
A girl had two rare hair conditions that helped understand their overlap.
research Mutations in the helix termination motif of mouse type I IRS keratin genes impair the assembly of keratin intermediate filament
Mutations in specific keratin genes cause improper hair structure in mice due to faulty keratin protein assembly.
research A matter of excessive hair growth
A 72-year-old man with sudden taste issues and hair growth was diagnosed with a severe stomach cancer and died within 5 months.
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 Trichonodosis in a patient with straight hair
Mechanical trauma like towel drying can cause knotted hair even in straight hair.
research Hypotrichosis congenita (KRT71 mutation) in Hereford cattle in Uruguay
A KRT71 mutation in Hereford cattle in Uruguay causes thin, curly hair and scaly skin.
research Pathogenesis of pili annulati
Pili annulati is caused by a protein metabolism disorder affecting hair structure.
research Corkscrew Hairs in Trichoscopy of Trichotillomania
Corkscrew hairs can help diagnose trichotillomania.
research Hair Bundle Defects and Loss of Function in the Vestibular End Organs of Mice Lacking the Receptor-Like Inositol Lipid Phosphatase PTPRQ
Mutations in the PTPRQ gene cause significant balance issues in mice due to hair bundle defects in the inner ear.
research New aspects of the structure of human hair on the basis of optical microscopic observations of disassembled hair parts.
Human hair's strength comes from a honeycomb-like structure and macrofibrils.
research Kyoto Rhino Rats Derived by ENU Mutagenesis Undergo Congenital Hair Loss and Exhibit Focal Glomerulosclerosis
A new rat strain with a specific gene mutation causes hair loss and kidney issues.
research Hair, Wool, Quill, Nail, Claw, Hoof, and Horn
research Quantifying whole human hair scalp fibres of varying curl: A micro‐computed tomographic study
Human hair varies in structure based on curl type, with high curl hair showing the most differences.
research CYSTIC ENDOMETRIAL HYPERPLASIA AND BACTERIAL ENDOMETRITIS ASSOCIATED WITH AN INTRAUTERINE FOREIGN BODY IN A GUINEA PIG WITH OVARIAN CYSTIC DISEASE
A guinea pig with ovarian cysts had a uterine infection and abnormal uterus lining due to a piece of hay inside it.
research Hypertrichosis Lanuginosa Acquisita: When Hair Unravels the Unseen
Unexplained excessive hair growth can signal underlying cancer and often indicates a poor prognosis.
research THE GRAYING OF HAIR
research L-Ornithine ketoacid-transaminase assay in hair roots of homozygotes and heterozygotes for gyrate atrophy
research An Improved Method for the Histological Preparation of Single Hairs and Dust Samples—Morphological and Immunological Examination
A new method accurately determines hair blood type and can be used on dust samples.
research Wavy changes in sinus hairs are correlated with feline leukaemia virus infection
Wavy sinus hairs in cats are linked to feline leukemia virus infection.