research Pathologic Quiz Case: A Nodule on the Back
The nodule on the woman's back was a benign hair follicle tumor, not cancer, but needed removal.
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720-750 / 1000+ resultsresearch Isolation, culture and in vitro behavior of cells isolated from papillae of human hair follicles
Human papilla cells from hair follicles show unique growth behaviors but don't induce hair growth in vitro.
research The hair cycle on the human thigh and upper arm
Men's thigh hair grows longer and has a longer growth cycle than women's, but arm hair growth is similar between genders.
research Novel tissue mechanics-guided cellular flows drive the formation of feather follicles
Feather follicles form through specific cellular flows and mechanical changes in the skin.
research A Phase 1 Study to Investigate the Effects of Cortexolone 17α‐Propionate, Also Known as Clascoterone, on the QT Interval Using the Meal Effect to Demonstrate ECG Assay Sensitivity
Clascoterone is safe for the heart, even at high doses.
research [An immunohistochemical study on cell differentiation in the outer root sheath of the normal human anagen hair follicles with antikeratin monoclonal antibodies].
Keratinocytes in hair follicles differentiate similarly to skin cells, with specific patterns in different regions.
research Parietal scalp is another affected area in female pattern hair loss: an analysis of hair density and hair diameter
Parietal scalp area has lower hair density and smaller hair diameter in women with hair loss.
research Two Cases of Hypertrichosis Cubiti
Two cases of hairy elbows syndrome were described, with normal skin texture and symmetrical hair growth.
research Trichostasis Spinulosa
The document found differences in lesion distribution and microscopic features among trichostasis spinulosa and similar skin conditions.
research Hirsutism
Hirsutism is abnormal male-pattern hair growth in females due to excess androgens.
research Second to Fourth Digit Ratio in Patients with Hirsutism and Its Correlation with Hormonal Assay
Finger length ratio is not linked to hirsutism or hormone levels.
research Multiple, hereditary dome-shaped papules and acrochordons. Birt-Hogg-Dube syndrome
The boy likely has a fungal infection causing hair loss.
research Characterization of hair follicles in Hirosaki hairless rats with deletion of basic hair keratin genes : enlarged medulla, loss of cuticle and long catagen
research Cicatrising Alopecias.
Pseudopelade is likely an independent disease due to its distinct features.
research An eGFP-Col4a2 mouse model reveals basement membrane dynamics underlying hair follicle morphogenesis
Basement membrane changes are crucial for hair follicle development.
research Persistent Papular Eruption in a Young Adult: Importance of Histopathology in Diagnosing Eruptive Vellus Hair Cysts
Histopathology is crucial for accurately diagnosing eruptive vellus hair cysts.
research Retinoic Acid and Mouse Skin Morphogenesis. I. Expression Pattern of Retinoic Acid Receptor Genes During Hair Vibrissa Follicle, Plantar, and Nasal Gland Development
research Gross morphology and ultrastructural characterization of the skin in Yuyi hairless mice(Mus musculus)
Yuyi hairless mice lose hair after birth, develop thick, loose skin with folds, and show disorganized skin structure as they age.
research Sexual dimorphism of growth plate prehypertrophic and hypertrophic chondrocytes in response to testosterone requires metabolism to dihydrotestosterone (DHT) by steroid 5‐alpha reductase type 1
Male cells need DHT to respond to testosterone, while female cells do not.
research α3β1-integrin regulates hair follicle but not interfollicular morphogenesis in adult epidermis
α3β1-integrin is crucial for maintaining normal hair follicle shape and function but not needed for the development of the surrounding skin.
research Dermoscopy: A rapid bedside tool to assess monilethrix
Dermoscopy quickly and accurately diagnosed a rare hair disorder in a 12-year-old girl.
research Side gland of Suncus murinus as a new model of sebaceous gland: 5?-reductase, androgen receptor, and nuclear androgen content in male and female animals
The side gland of Suncus murinus is a good model for studying human sebaceous glands.
research Premature termination of hair follicle morphogenesis and accelerated hair follicle cycling in Iasi congenital atrichia (fzica) mice points to fuzzy as a key element of hair cycle control
The fuzzy gene is crucial for controlling hair growth cycles.
research 1373 Specific in vivo ablation of Lrig1-positive follicular stem cells results in sebaceous gland loss in mice
Removing Lrig1-positive stem cells in mice causes temporary loss of sebaceous glands.
research Stimulation of mouse vibrissal follicle growth by recombinant human fibroblast growth factor 20
Human growth factor 20 can boost mouse whisker growth.
research Methods in hair research: how to objectively distinguish between anagen and catagen in human hair follicle organ culture
A reliable system was developed to distinguish hair growth stages, aiding in identifying hair growth promoters or inhibitors.
research Existence of various structural zones in keratinous tissues revealed by X-ray microdiffraction
Keratinous tissues have multiple structural layers, including ordered keratin and lipid granules.
research Effects of finasteride on the morphology of polycystic ovaries
Finasteride doesn't change polycystic ovary size or cyst number, suggesting testosterone's role in their appearance.
research Three-dimensional microvascular organization around hair follicles as revealed by FITC-dextran injection method
research Ultrastructural Study on Connective Tissue-Epithelial Junctions in Anagen Hair Follicle of Human Fetus
The hair follicle's connection to connective tissue is weaker than the skin's.