research Subepidermal Calcified Nodule
A calcified nodule on a boy's face came from hair follicles and expelled calcium through the skin.
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540-570 / 1000+ resultsresearch Expression of androgen receptors in skin appendage tumors: An immunohistochemical study
Androgen receptors are found in some skin tumors but not in hair follicle tumors.
research Rapidly growing hand nodule
A 69-year-old woman has a fast-growing hand lesion that didn't improve with salicylic acid.
research Clinical and Molecular Diagnostic Criteria of Congenital Atrichia with Papular Lesions11This paper originally appeared in issue 117:1662–1665, 2001. Following publication the authors indicated that important corrections at page proof were not taken in. To ensure that the paper is published as intended, the editors have decided to reproduce the contents in full.
Congenital atrichia with papular lesions is often misdiagnosed, and new diagnostic criteria can improve accuracy.
research Ultrastructural Characteristics of Neonate Scalp Hair
Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.
research Transient expression of keratin 19 is induced in originally negative interfollicular epidermal cells by adhesion of suspended cells.
Keratin 19 expression in certain skin cells is temporary and not a reliable stem cell marker.
research Differential expression of type I IRS keratin genes in three breeds of sheep
Sheep breeds show different keratin gene expression in the groin, linked to hair follicle density.
research Rare Case of Cutis Vertex Gyrata
A 21-year-old male has a rare scalp condition with excessive skin folds.
research Properties of Murine Pelage Hair Follicles in Monolayer and Collagen Matrix Cultures
research Hair Follicle Development and Hair Growth from Defined Cell Populations Grafted onto Nude Mice
research Spatiotemporal secondary hair follicle development in the Lanyu pig (Sus scrofa taivanus): a novel pelage hair follicle model
The Lanyu pig's hair follicles are similar to human ones, making it useful for studying skin healing.
research Immunolocalization of telomerases in human hairs identifies proliferating cells in the bulb matrix and outer root sheath
Telomerase-positive cells are mainly in the bulb matrix and outer root sheath of hair follicles.
research Nevoid basal cell carcinoma syndrome. Some histologic observations on the cutaneous lesions
Nevoid basal cell carcinomas start in the skin's top layer and hair follicles.
research Growth and differentiation of human keratinocytes cultured on eye lens capsules
Eye lens capsules are the best for growing human skin cells.
research Assessment of replication rates of human keratinocytes in engineered skin substitutes grafted to athymic mice
Regulating keratinocyte growth in engineered skin can improve wound healing.
research Becker's Melanosis and Hypertrichosis*
Becker's Melanosis and Hypertrichosis mainly affects young males, causing brown skin patches and extra hair on one side of the upper body.
research Pharmacokinetic study in hairless rat after topical application of finasteride: single and repeated dose
research Lupus panniculitis of the scalp presenting with linear alopecia along the lines of Blaschko
research Cultured human skin fibroblasts: a model for the study of androgen action
research 020 Sphingosine 1-phosphate receptor signalling promotes hair growth and inhibits perifollicular T-cell expansion and immune privilege collapse ex vivo
research Skin iconography analysis of traumatic anserine folliculosis: Skin image feature of TAF
TAF can be identified by excessive skin thickening and clogged hair follicles, helping distinguish it from similar skin conditions.
research Leprosy on the scalp
A man from Brazil had a rare case of leprosy on his scalp, which improved with treatment.
research Atypical Congenital Triangular Alopecia (Brauer Nevus): Case Report and Review of Literature in Occipital and Mid-Frontal Localizations
The report concludes that atypical Brauer nevus is more common in males, present at birth, and often misdiagnosed due to its unusual scalp locations.
research Acquired morphological changes of mammalian hair scales
Mammalian hair scales change from smooth to wavy due to friction.
research Atrichia with papular lesions in a Taiwanese patient without hairless (HR) gene mutation
A Taiwanese patient had hair loss and skin bumps without the usual gene mutation, suggesting other genetic factors might be involved.
research Epithelial Cells in the Hair Follicle Bulge do not Contribute to Epidermal Regeneration after Glucocorticoid-Induced Cutaneous Atrophy
Hair follicle bulge cells don't help skin regrow after glucocorticoid damage; interfollicular epidermis cells do.
research Trans glutaminase-mediated cross-linking in mammalian epidermis
research Flow-guided hair removal for automated skin lesion identification
The new method removes hair from skin images quickly and accurately to help identify skin lesions better.
research Eruptive vellus hair cysts of the labia majora: detection of openings of the cysts to the epidermis by dermoscopy
Dermoscopy can non-invasively detect eruptive vellus hair cysts on the labia majora.
research Lichen Amyloidosis on the Scalp: A Case Report
Topical treatment improved rare scalp lichen amyloidosis.