research Segmental Hair Analysis for 11-Nor- 9-Tetrahydrocannabinol-9-Carboxylic Acid and the Patterns of Cannabis Use
THCCOOH levels in hair decrease from root to tip and don't match well with self-reported cannabis use.
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810-840 / 1000+ resultsresearch Fourier Transform Infrared Attenuated Total Reflection Analysis of Human Hair: Comparison of Hair from Breast Cancer Patients with Hair from Healthy Subjects
Hair from breast cancer patients shows changes in structure and composition, and a test using these changes detected cancer but also falsely identified some healthy samples as cancerous.
research Ancient lineages of the keratin-associated protein (KRTAP) genes and their co-option in the evolution of the hair follicle
Some hair protein genes evolved early and were adapted for use in hair follicles.
research Morphogenesis of the hair follicle during catagen
research Coexistence of Monilethrix and Androgenetic Alopecia: A Case Report and Review of the Literature
Diagnosing and treating monilethrix is challenging when it occurs with other hair disorders.
research Tinea Capitis Mimicking Dissecting Cellulitis
Proper antifungal treatment is crucial to avoid misdiagnosis and prevent scarring alopecia.
research The Cross-section Trichometer: A New Device for Measuring Hair Quantity, Hair Loss, and Hair Growth
The Cross-section Trichometer is a new tool that can measure hair quantity and detect hair loss and growth.
research Morphological changes of the hair roots in alopecia areata: A scanning electron microscopic study
Scanning electron microscopy revealed four distinct hair root shapes in alopecia areata, suggesting a less invasive diagnostic method.
research Human hair keratin network and curvature
Curly hair shape is due to uneven growth patterns in the hair follicle.
research Glabellar clinical and trichoscopic findings in patients with frontal fibrosing alopecia
Frontal fibrosing alopecia can be diagnosed by examining facial areas and treated with specific medications to stop its progression.
research Alterations in the expression of specific epidermal keratin markers in the hairless mouse by the topical application of the tumor promoters 2,3,7,8-tetrachlorodibenzo-p-dioxin and the phorbol ester 12-O-tetradecanoylphorbol-13-acetate
TCDD changes skin cell growth and keratin production in mice.
research Cutaneous Adnexal Cysts Revisited: What We Know and What We Think We Know
A new classification system for skin cysts was proposed to improve diagnosis.
research Comparative study of trichoscopic versus digital folliscopic findings of Telogen Effluvium
Trichoscopy is easier and quicker than folliscopy for diagnosing telogen effluvium.
research Identification of reptilian genes encoding hair keratin-like proteins suggests a new scenario for the evolutionary origin of hair
Reptiles have genes similar to hair proteins, suggesting hair's genetic origins predate mammals.
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 Effect of <i>Trigonella foenum-graecum</i> Linn. (seeds) and <i>Butea monosperma</i> Lam. (flowers) on chemotherapy-induced alopecia
Trigonella foenum-graecum seeds and Butea monosperma flowers help promote hair growth and reduce hair loss after chemotherapy.
research A Productive Black Facial Pore
A man had a black pore on his cheek, which was removed and found to be a hair follicle tumor.
research Ancient botanicals and the skin: Defining dermatologic ethnophytoconvergence as a translational framework for pharmacognosy
Cross-cultural plant knowledge can improve skin treatments.
research Differential sensitivity of epidermal cell subpopulations to β-catenin-induced ectopic hair follicle formation
Sebaceous glands can form new hair follicles when activated, but hair follicle bulges cannot.
research Diffuse Alopecia: Clinical, Trichoscopic, Histopathological and Immunohistochemical Challenges in the Diagnosis
Diagnosing diffuse alopecia is challenging due to its varied appearance and underlying causes.
research Study of clinicohistopathological correlation of skin adnexal tumours
Benign skin adnexal tumors are more common than malignant ones, with trichoepithelioma and chondroid syringoma being the most frequent types.
research The Friar Tuck sign in trichotillomania
An 8-year-old boy with hair-pulling disorder had a bald patch that was confirmed not to be a fungal infection and was treated with therapy.
research Supplementary Material for: Coexistence of Monilethrix and Androgenetic Alopecia: A Case Report and Review of the Literature
Diagnosing and managing monilethrix is harder when it occurs with other hair loss conditions.
research Supplementary Material for: Coexistence of Monilethrix and Androgenetic Alopecia: A Case Report and Review of the Literature
Diagnosing and managing monilethrix is harder when it occurs with other hair loss conditions.
research Actualización de la tricodinia, un reto para los dermatólogos
Trichodynia is a painful scalp condition linked to hair loss and mental health issues, with limited treatment options.
research Trichoscopic spectrum of follicular and scalp changes following hair transplantation
Trichoscopy helps monitor changes and detect issues after hair transplants.
research Assessment and Validity of Trichoscopy for Eyebrow Involvement in Lichen Planopilaris: A Case-Control Study
Trichoscopy effectively diagnoses eyebrow hair loss in certain conditions.
research Scalp capillarectasia as a trichoscopic sign of COVID ‐19‐associated telogen effluvium
Dilated scalp capillaries might be a sign of hair loss related to COVID-19.
research Localization of Merkel cells at hairless and hairy human skin sites using keratin 18
Merkel cells are more densely found in hairless skin areas like palms and soles.
research Trichoscopy II: Cicatricial Alopecia
Trichoscopy helps tell apart Lichen planopilaris and Frontal fibrosing alopecia from other hair loss conditions.