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This study demonstrated that disrupting EGFR signaling in mice leads to immune sensitivity compromising the hair follicle's protective environment, but JAK1/2 inhibition can restore this immune privilege and stimulate hair growth, suggesting a potential therapy for scarring hair loss diseases like cicatricial alopecia.

This review discusses the role of immune privilege collapse in the pathogenesis of alopecia areata, emphasizing the potential for therapeutic manipulation of hair bulb immune privilege to offer new treatment options, and reports no new results.

In this study, researchers found that impaired cholesterol biosynthesis in hair follicles may trigger an inflammatory immune response linked to primary cicatricial alopecia, providing new insights into the disorder's pathogenesis.

This study provided the first proteome dataset for alopecia areata, revealing novel pathways in the disease mechanisms that may lead to new therapeutic targets.

This study explored peripheral blood immune dysregulation in alopecia areata through single-cell analyses, identifying systemic changes linked to disease severity and key signaling roles for monocytes, NK cells, and memory T cells, suggesting potential therapeutic targets.

This review discusses sex-based differences in immune responses, focusing on genetic, hormonal, and microbiome factors influencing infections like COVID-19, and reports no clinical results.

This study showed that in C3H/HeJ mice, focal follicular inflammation starts before overt hair loss, with inflammation severity possibly reaching a threshold causing hair follicle dystrophy prior to visible hair loss.

In this study, researchers prepared a humanized CXCL12 antibody for alopecia areata treatment, finding it significantly delayed disease onset in mice and reduced immune cell activation, suggesting potential as an immune modulatory therapy.

This study analyzed gene expression data to identify key genes involved in severe forms of alopecia areata, discovering four immune monitoring genes (LGR5, SHISA2, HOXC13, S100A3) with potential for early diagnosis and better understanding of the disease's biological mechanisms.

This review discusses the protective roles of skin-resident immune cells in maintaining tissue homeostasis and facilitating wound healing, but reports no new experimental findings.

This study identified somatostatin as a potential secretory factor contributing to the immune privilege of human hair follicles.

This study discusses the epithelial-immune microenvironment in chronic skin diseases, such as psoriasis and atopic dermatitis, and highlights current and future treatment strategies targeting inflammatory loops within these diseases.

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.

This review highlights that disturbances in neuroimmune communication, particularly between sympathetic nerves and macrophages, may contribute to autoimmune diseases like rheumatoid arthritis and type 1 diabetes, and suggests potential therapeutic avenues by restoring this communication in preclinical and early clinical studies.

This article reviews the relationship between the skin and the immune system and discusses how skin manifestations can indicate immunodeficiencies but reports no new research findings.

In this study, individuals with alopecia and psoriasis reported higher body shame and depressive symptoms and lower self-compassion compared to the general population, with self-compassion mediating the relationship between external shame and anxiety and depression symptoms.

This study found that deleting the Mof gene in mouse skin leads to severe defects in skin cell self-renewal, differentiation, and hair follicle growth, indicating that MOF is crucial for mitochondrial and ciliary gene expression and essential for skin development.

This study found that rhamnose can restore hair-inducing gene expression in dermal papilla cells and accelerate hair follicle regeneration by promoting the hair cycle into the anagen phase, suggesting its potential therapeutic application for alopecia treatment.

This study constructed a comprehensive atlas of prenatal human skin, revealing that innate immune cells, such as macrophages, play a crucial role in skin morphogenesis by interacting with non-immune cells, influencing hair follicle formation and angiogenesis beyond their traditional immune functions.

This study found that conditional deletion of Mof in mice resulted in severe defects in skin development, including compromised epidermal differentiation and hair growth, leading to perinatal lethality.

In this study, researchers highlighted the high global prevalence of immune-related skin diseases like dermatitis and psoriasis, noting that females are disproportionately affected, emphasizing the need for tailored public health strategies based on sex and region.

This review reports that hair follicles are dynamic neuro-immuno-endocrine organs with intrinsic signaling pathways, which play a crucial role in hair disorders like alopecia. It highlights emerging regenerative approaches targeting these pathways for hair restoration.

This study observed that dietary intake of glucoraphanin during juvenile and adolescent stages prevented cognitive deficits and abnormal gene expressions in the brain of adult offspring exposed to maternal immune activation, potentially implicating centrosome-related genes in the development of psychosis.

This study found that FGF5-/- rabbits exhibited a significant long hair phenotype by prolonging the anagen phase, suggesting FGF5 acts as a negative regulator of hair growth.

This study found that IL-9 influences the behavior of human primary keratinocytes by promoting motility while reducing invasion potential through a novel mechanism independent of matrix-metalloproteinases.

This study identified peripheral myeloid cells as the earliest dysregulated immune cells in PINK1 KO mice with Parkinson’s-like symptoms following intestinal infections, suggesting that PINK1 regulates gut immune functions linked to early Parkinson’s disease mechanisms.

This review explores the complex role of the Innate Immune System in rheumatoid arthritis, highlighting gaps in understanding its functions and interactions with the Adaptive Immune System, offering insights into potential biomarkers and therapeutic strategies for this challenging autoimmune condition.

This review discusses the discovery and potential therapeutic uses of proteasome inhibitors across various diseases, including cancer and autoimmune conditions, but does not present new clinical data.

This study found multiple factors, both inherited and acquired, that may lead to bradykinin-mediated angio-oedema, proposing a new classification based on bradykinin production and catabolism imbalance.

This study concludes that phospholipid–polymer hybrid nanoparticles may be an effective delivery system for quercetin in treating androgenic alopecia by improving hair regrowth and preventing hair follicle cell apoptosis in rat models.