March 2022 in “Veterinary dermatology” A one-year-old cat had multiple benign skin tumors similar to those known in humans.
1 citations
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January 2022 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Reflectance confocal microscopy may help diagnose trichofolliculoma by showing specific skin features.
24 citations
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April 2012 in “Developmental Biology” Dermal papillae cells, important for hair growth, come from multiple cell lines and can be formed by skin cells, regardless of their origin or hair cycle phase. These cells rarely divide, but their ability to shape tissue may contribute to their efficiency in inducing hair growth.
30 citations
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October 1994 in “Journal of Cutaneous Pathology” Multiple perifollicular fibromas may actually be unrecognized cases of Birt-Hogg-Dubé syndrome.
1 citations
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January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
9 citations
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May 2013 in “European Journal of Dermatology” Dermoscopy can non-invasively detect eruptive vellus hair cysts on the labia majora.
1 citations
,
July 2025 in “Frontiers in Genetics” FilaggrinHigh melanomas have active FGFR signaling and weak GNA14 and Th1 signatures.
January 2009 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Curved human hair has different structures on each side, which might cause its shape and is similar to wool.
50 citations
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September 2012 in “Developmental Biology” Sprouty and FGF balance is crucial for normal feather shape and size.
36 citations
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November 1990 in “The Journal of Dermatology” Dermal papillae enhance hair follicle growth and structure.
23 citations
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November 2014 in “Anais Brasileiros de Dermatologia” Trichoscopy helps tell apart scalp lesions in pemphigus vulgaris and pemphigus foliaceus and is useful for choosing biopsy locations.
7 citations
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August 2018 in “The American Journal of Dermatopathology” Researchers found a new early sign of Frontal Fibrosing Alopecia that could help avoid misdiagnosis.
9 citations
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August 2021 in “Journal of clinical medicine” Pili torti is a rare condition where hair is twisted and breaks easily, often linked to genetic disorders or other health issues.
17 citations
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June 1990 in “PubMed” Hair varies in size and features depending on body region.
4 citations
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May 2009 in “Clinical and experimental dermatology” Flexural follicular lichen planus is a rare skin condition affecting body folds.
April 2017 in “Journal of Investigative Dermatology” Scientists created a tiny, 3D model of a hair follicle that grows and acts like a real one.
5 citations
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April 2019 in “DOAJ (DOAJ: Directory of Open Access Journals)” Stopping shaving or removing hair follicles usually resolves Pseudofolliculitis barbae.
January 2016 in “Indian Dermatology Online Journal” A rare skin condition called Eruptive Vellus Hair Cyst can cause itchy papules on the face.
57 citations
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November 1998 in “Wound Repair and Regeneration” Hair papilla cells can create and regenerate hair bulbs under the right conditions.
January 2024 in “Asian Journal of Medical Sciences” Dermoscopes help tell FPHL apart from other hair loss types and can detect it early by identifying specific patterns.
45 citations
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August 1992 in “PubMed” The rat vibrissa follicle can quickly remodel its basement membrane during hair growth, affecting cell signaling and activity.
21 citations
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April 2019 in “Clinical, cosmetic and investigational dermatology” The document concludes that stopping shaving or removing affected hair can alleviate Pseudofolliculitis barbae (PFB).
49 citations
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August 2003 in “Journal of The American Academy of Dermatology” Higher IGF-1 levels in hair follicles link to better finasteride results for hair loss.
15 citations
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March 1996 in “PubMed” Anorexia nervosa may cause a hair defect called pili torti due to malnutrition and high vitamin A levels.
July 2025 in “Bioma Berkala Ilmiah Biologi” Wild boar skin from Timor Island has three layers with various structures like hair follicles and glands.
6 citations
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January 2017 in “JOURNAL OF CLINICAL AND DIAGNOSTIC RESEARCH” A rare hair follicle tumor was found on a woman's vulva.
6 citations
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July 2017 in “Clinical and Experimental Dermatology” Four new cases confirmed the unique features of follicular porokeratosis.
June 2017 in “Journal of the American Academy of Dermatology” Plucked hair can help diagnose pemphigus vulgaris early.
August 2024 in “Microscopy Research and Technique” The study identifies the pheromone gland's location and structure in Endoclita vietnamensis, aiding future pest control methods.
January 1997 in “Han-guk hyeonmigyeong hakoeji/Applied microscopy” The hair follicle's connection to connective tissue is weaker than the skin's.