ArticleKidney international2015
Gluten exacerbates IgA nephropathy in humanized mice through gliadin-CD89 interaction.
Article in Kidney international, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers, 1 of them a synthesis that pooled it.
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Who cites it
55 citing papers in PubMed, 1 synthesis or guideline pooled it, 107 citations in OpenAlex.
- Immunosuppressive therapy for IgA nephropathy in children.The Cochrane database of systematic reviews · 2024Pooled it
- IgA nephropathy: an overview of the disease, its pathophysiology, and involvement of the gut-kidney axis.Kidney international supplements · 2026Review
- Renal involvement in ankylosing spondylitis: a retrospective, population-based cohort study using data from the TriNetX Global Network.RMD open · 2026Article
- Causal associations between environmental factors and risk of IgA nephropathy and membranous nephropathy: a bidirectional Mendelian randomization and mediation analysis.Renal failure · 2025Article
- Review
- Gut Microbiota and Immunoglobulin A Nephropathy: Exploration of Dietary Intervention and Treatment Strategies.Food science & nutrition · 2025Review
- Characteristics, pathogenic and therapeutic role of gut microbiota in immunoglobulin A nephropathy.Frontiers in immunology · 2025Review
- Dietary patterns, physical activity, and risk of urinary tract diseases: a two sample Mendelian randomization analysis.American journal of clinical and experimental immunology · 2025Article
- Lessons from IgA Nephropathy Models.International journal of molecular sciences · 2024Review
- O-glycosylation of IgA1 and the pathogenesis of an autoimmune disease IgA nephropathy.Glycobiology · 2024Review
- Pathogenic Immunoglobulin A-Producing Cells in Immunoglobulin A Nephropathy.Journal of clinical medicine · 2024Review
- Advancements in understanding the role of intestinal dysbacteriosis mediated mucosal immunity in IgA nephropathy.BMC nephrology · 2024Review
- Article
- Unraveling chronic kidney disease in children: a surprising manifestation of celiac disease.Frontiers in pediatrics · 2024Review
- Global trends and hotspots in IgA nephropathy: a bibliometric analysis and knowledge map visualization from 2012 to 2023.International urology and nephrology · 2023Article
- Microscopic hematuria as a risk factor for IgAN progression: considering this biomarker in selecting and monitoring patients.Clinical kidney journal · 2023Review
- IgA Nephropathy: Current Understanding and Perspectives on Pathogenesis and Targeted Treatment.Diagnostics (Basel, Switzerland) · 2023Review
- Intestinal homeostasis in the gut-lung-kidney axis: a prospective therapeutic target in immune-related chronic kidney diseases.Frontiers in immunology · 2023Review
- Mucosal Immune System Dysregulation in the Pathogenesis of IgA Nephropathy.Biomedicines · 2022Review
- The risk of renal comorbidities in celiac disease patients depends on the phenotype of celiac disease.Journal of internal medicine · 2022Article
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Authors and funding
15 authors at 4 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
IgA1 complexes containing deglycosylated IgA1, IgG autoantibodies, and a soluble form of the IgA receptor (sCD89), are hallmarks of IgA nephropathy (IgAN). Food antigens, notably gluten, are associated with increased mucosal response and IgAN onset, but their implication in the pathology remains unknown. Here, an IgAN mouse model expressing human IgA1 and CD89 was used to examine the role of gluten in IgAN. Mice were given a gluten-free diet for three generations to produce gluten sensitivity, and then challenged for 30 days with a gluten diet. A gluten-free diet resulted in a decrease of mesangial IgA1 deposits, transferrin 1 receptor, and transglutaminase 2 expression, as well as hematuria. Mice on a gluten-free diet lacked IgA1-sCD89 complexes in serum and kidney eluates. Disease severity depended on gluten and CD89, as shown by reappearance of IgAN features in mice on a gluten diet and by direct binding of the gluten-subcomponent gliadin to sCD89. A gluten diet exacerbated intestinal IgA1 secretion, inflammation, and villous atrophy, and increased serum IgA1 anti-gliadin antibodies, which correlated with proteinuria in mice and patients. Moreover, early treatment of humanized mice with a gluten-free diet prevented mesangial IgA1 deposits and hematuria. Thus, gliadin-CD89 interaction may aggravate IgAN development through induction of IgA1-sCD89 complex formation and a mucosal immune response. Hence, early-stage treatment with a gluten-free diet could be beneficial to prevent disease.
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