research Characterization of Novel Cutaneous Human Papillomavirus Genotypes HPV-150 and HPV-151
HPV-150 and HPV-151 are rare skin viruses linked to warts and some skin cancers.
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research Effect of Hizkia fusiforme Okamura on the proliferation of dermal papilla celIs
Hizkia fusiforme seaweed extract can help promote hair growth.
research A Human Folliculoid Microsphere Assay for Exploring Epithelial– Mesenchymal Interactions in the Human Hair Follicle
HFMs can help study hair growth and test potential hair growth drugs.
research Benign Mucous Membrane Pemphigoid
A 68-year-old woman with benign mucous membrane pemphigoid has eye, mouth, and skin issues, including thick plaques and nail changes.
research Hairy nodule: A rare case report
A woman had a rare, non-cancerous skin growth on her face, which was removed and did not come back after a year.
research Pathogenesis of pili annulati
Pili annulati is caused by a protein metabolism disorder affecting hair structure.
research Dermal-Epidermal Interactions--Follicle Derived Cell Populations in the Study of Hair-Growth Mechanisms.
Dermal papilla cells are crucial for hair growth and can induce new hair follicles.
research Characteristic intraepidermal nerve fibre endings of the intervibrissal fur in the mystacial pad of the rat: morphological details revealed by intravital methylene blue staining and the zinc iodide‐osmium tetroxide technique
Methylene blue staining effectively reveals detailed nerve structures in rat snouts.
research Perifollicular erythema as a trichoscopy sign of progression in frontal fibrosing alopecia
Perifollicular erythema can indicate active frontal fibrosing alopecia.
research A rare case of chronic genian fistula with oral mucosal hair follicle inclusion: case report and review of the literature
Accurate diagnosis and management of rare genian fistulas require combined clinical, radiologic, and histopathologic evaluations.
research A Prickly Problem
The man had persistent itchy bumps on his cheeks and neck despite trying different shaving products.
research Nevus psiloliparus: Newly described histopathological features from transverse sections
Nevus psiloliparus lacks mature hair follicles but keeps other skin structures intact.
research Detection of human papillomavirus type 56 DNA, belonging to a mucous high-risk group, in hair follicles in the genital area of a woman no longer suffering from viral warts
HPV type 56 can hide in hair follicles even without visible warts.
research A Contemporary View on Felix Pinkus’ Concept of the Vitreous Membrane
The vitreous membrane in hair follicles changes shape during the hair cycle and may affect hair growth and nutrient exchange.
research Hair dysplasias
Hair dysplasias involve various hair disorders causing fragility, breakage, and poor hair adhesion.
research Trichoscopy of the beard: Aid tool for diagnosis of frontal fibrosing alopecia in men
Trichoscopy of the beard is useful for diagnosing frontal fibrosing alopecia in men.
research Coculture of Human Hair Follicles and Dermal Papillae in Type I Collagen Gel
Dermal papillae are crucial for hair growth and maintenance.
research Trichofolliculoma: a rare variant of hair follicle hamartoma
Trichofolliculoma is a rare skin bump on the face or scalp.
research Oral syphilis: report of three cases and characterization of the inflammatory cells
The document concludes that recognizing oral lesions is important for diagnosing syphilis.
research Pseudo "fringe sign" in frontal fibrosing alopecia
Frontal fibrosing alopecia can mimic traction alopecia but has distinct features like facial papules and eyebrow thinning.
research Trichohyalin: Purification from Porcine Tongue Epithelium and Characterization of the Native Protein
research Evaluation of hair surface structure and morphology of patients with lichen planopilaris (LPP) by atomic force microscopy (AFM)
AFM can help diagnose lichen planopilaris by identifying specific hair structure changes.
research Rat Hair Follicle Dermal Papillae Have an Extracellular Matrix Containing Basement Membrane Components
research Isolated patchy heterochromia with pili annulati features on light and electron microscopy
Isolated patchy heterochromia with pili annulati can occur without other health issues.
research Different patterns of 5α-reductase expression, cellular distribution, and testosterone metabolism in human follicular dermal papilla cells
Androgen effects on hair follicles vary by skin area.
research Cultured dermal papilla cells from androgen-dependent human hair follicles (e.g. beard) contain more androgen receptors than those from non-balding areas of scalp
Beard hair follicles have more androgen receptors than non-balding scalp hair follicles.
research Caracterização clínica e laboratorial do acometimento dos folículos velos e da epiderme da face, pescoço e região anterossuperior do tórax na alopecia frontal fibrosante
Alopecia frontal fibrosante affects facial vellus hair and can be diagnosed with dermatoscopy.
research The Arrector Pili Muscle and the Follicular Unit of the Scalp: A Microscopic Anatomy Study
The study found that hair follicles are above muscle connections in the scalp, which may help protect stem cell areas.
research A Prospective Longitudinal Study of Dynamic of Human Papillomavirus 6 and 11 Infection in Anogenital Hairs and Eyebrows of Male Patients with Anogenital Warts and Age-Matched Controls
HPV6/11 is often found in hair of men with anogenital warts, especially pubic hair, and can lead to recurrent warts.
research Pili Annulati with Multiple Fragile Hairs
Frequent hairdryer use may worsen hair fragility in people with Pili Annulati.