31 citations
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February 2014 in “Inflammation Research” This study found that reduced expression of CD200R1 on monocyte-derived macrophages in rheumatoid arthritis patients was significantly associated with higher disease severity and an imbalance in Th17/Treg cells.
6 citations
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May 2013 in “PloS one” This study found that the Foxn1(-/-) nude phenotype significantly influences epithelial progeny in skin, with notable changes in stem cell niches not achievable in other models.
1 citations
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February 2021 in “Journal of Natural Remedies” This study found that a combination of Ficus religiosa and Morus alba extracts promoted hair growth and Hair Follicle regeneration in a mouse model of hair loss by inducing the anagen phase and upregulating stem cell-associated genes.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that engineered high-affinity soluble CD200R agonists, including ARQ-234, showed superior efficacy in reducing immune responses in various preclinical models of inflammatory conditions, suggesting potential as a therapeutic for atopic dermatitis and other related diseases.
April 2023 in “Journal of Investigative Dermatology” In this study, a mouse model of scarring alopecia demonstrated significantly reduced CD200R expression in affected skin, which may contribute to immune attacks on hair follicles.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” This study reports that CD200R expression is significantly reduced in an experimental mouse model of scarring alopecia, suggesting a potential role for this pathway in immune regulation and hair follicle protection.
This study found that innate lymphoid cells-type 1 (ILC1) can induce alopecia areata by disrupting hair follicle immune privilege without the involvement of classical CD8+ T cells.
This study found that innate lymphoid cells-type 1 (ILC1lc) can induce alopecia areata (AA) by disrupting hair follicle immune privilege and causing hair follicle dystrophy and regression in both ex vivo and in vivo settings.
April 2023 in “Journal of Investigative Dermatology” This study reports that CD200R expression is significantly reduced in a mouse model of scarring alopecia, suggesting a potential role for this pathway in immune regulation and hair follicle protection.
April 2023 in “Journal of Investigative Dermatology” In this study, researchers developed a mouse model of scarring alopecia and observed significant reductions in CD200R expression in affected skin, potentially linking this signaling pathway to immune attacks on hair follicles and suggesting new treatment targets for scarring hair loss.
32 citations
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January 2012 in “Clinical & Developmental Immunology” In this study, rheumatoid arthritis patients showed no changes in the number of circulating follicular helper T cells, but these cells had increased CD200 expression, implicating them in disease pathogenesis and suggesting CD200/CD200R as a potential therapeutic target.
106 citations
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March 2014 in “BioEssays” This review examines current knowledge on human epithelial hair follicle stem cells, their markers, and outlines challenges in translating findings from murine studies to human research, but does not report new experimental results.
59 citations
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June 2023 in “Nature Aging” This study observed that in aged mouse skin, there was an increase in IL-17-expressing T helper cells, γδ T cells, and innate lymphoid cells, and blocking IL-17 signaling reduced skin inflammation and delayed age-related changes, suggesting it as a potential target to mitigate skin aging.
7 citations
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June 2022 in “Czech Journal of Animal Science” This study identified 21 novel circular RNAs in cashmere goats, with nine significantly more expressed during the anagen phase of hair follicle growth, suggesting roles in hair regeneration and cashmere yield enhancement.
5 citations
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December 2017 in “Tissue and cell/Tissue & cell” This study observed that skin stem cells in dogs could be identified using CD34 and CD200 markers, although further refinement in isolation and cultivation methods is needed for better identification.
150 citations
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October 2010 in “The American Journal of Pathology” This review discusses the pathogenesis and challenges in treating primary cicatricial alopecia, highlighting the need to understand immune protection collapse in hair follicle stem cells; it reports no new clinical results.
44 citations
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April 2012 in “American Journal of Clinical Dermatology” Scarring alopecias are complex hair loss disorders that require early treatment to prevent permanent hair loss.
44 citations
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November 2011 in “The Journal of Dermatology” This review discusses recent advancements in the management and diagnosis of primary cicatricial alopecias but reports no new clinical results; emerging insights suggest sebaceous gland dysfunction may play a role in their etiopathogenesis.
27 citations
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January 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” This study identified somatostatin as a potential secretory factor contributing to the immune privilege of human hair follicles.
23 citations
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January 2024 in “Nature Immunology” This study, using multimodal profiling in mice, found that various tissues contain unique γδ T cell subsets adapted to their environment, revealing their functional diversity, lineage relationships, and similarities to CD8+ tissue-resident memory T cells.
17 citations
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October 2017 in “Scientific reports” This study found that Super Merino sheep have a higher wool follicle density, finer fleece, and distinct gene expression compared to Small Tail Han sheep, which may inform future breeding and genetic interventions.
14 citations
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April 2011 in “Cell Proliferation” This study demonstrates that human hair follicle stem cells can be cultured and expanded without major changes to their phenotypes, which suggests potential for use in regenerative medicine.
1 citations
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December 2025 in “Scientific Reports” In this study, researchers developed a predictive model for the onset of alopecia areata by analyzing six datasets to identify key feature genes and employing various machine learning algorithms, ultimately finding the XGBoost model most effective for clinical application.
March 2026 in “Frontiers in Medicine” This study provides a framework for understanding different types of alopecias based on immune privilege collapse at specific follicular sites, revealing distinct patterns in immune effector programs and stromal influences depending on the alopecia type.
November 2025 in “Frontiers in Immunology” This review discusses the role of immune cells in the pathogenesis of alopecia areata and highlights emerging immunomodulatory strategies and novel therapeutic targets aimed at offering more effective and durable treatments for this autoimmune hair loss disorder.
August 2025 in “Dermatology and Therapy” This study conducted a meta-analysis of gene expression data from alopecia areata patients, identifying 5109 differentially expressed genes and highlighting enriched pathways like JAK-STAT signaling, providing insights into the disease's pathogenesis and potential treatment targets.
December 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” This study observed that extracellular matrix scaffold membranes performed less effectively in wound healing for aged mice compared to younger ones, with senescent SPP1+ macrophages potentially hindering epidermal and fibroblast repair abilities.
February 2023 in “Research Square (Research Square)” This study reports that a new mouse model with a CARD14 mutation successfully mimics key human PRP symptoms, and anti-IL-17A antibody significantly reduces these symptoms.
Lichen planopilaris and frontal fibrosing alopecia are likely the same disease with different clinical appearances.
December 2013 in “Research Portal (King's College London)” This article discusses the anatomical and biological aspects of hair follicle stem cells in the bulge region but reports no new research findings.