ArticleCirculation research2015
FoxO4 promotes early inflammatory response upon myocardial infarction via endothelial Arg1.
Article in Circulation research, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
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Who cites it
56 citing papers in PubMed, 77 citations in OpenAlex.
- SIRT7-mediated desuccinylation of FOXO4 suppresses ferroptosis to alleviate LPS-induced acute lung injury.Redox biology · 2026Article
- Increased genotoxicity in human corneal epithelial cells associated with keratoconus.International ophthalmology · 2026Article
- Blocking FOXO4 confers neuroprotection against oxidative stress and ischemia-reperfusion caused neuronal injury.Journal of neuropathology and experimental neurology · 2026Article
- Disrupting FOXO4 function confers neuroprotection against oxidative stress and ischemia-reperfusion-caused neuronal injury.bioRxiv : the preprint server for biology · 2026Article
- Neutrophil Heterogeneity after Myocardial Infarction.Journal of innate immunity · 2026Review
- High intensity interval training and dalteparin attenuate doxorubicin induced cardiac damage and FoxO4 protein level in rats.Scientific reports · 2025Article
- Determining the biomarkers and pathogenesis of myocardial infarction combined with ankylosing spondylitis via a systems biology approach.Frontiers of medicine · 2025Article
- Arginase 1 drives mitochondrial cristae remodeling and PANoptosis in ischemia/hypoxia-induced vascular dysfunction.Signal transduction and targeted therapy · 2025Article
- Analysis of Differentially Expressed Murine miRNAs in Acute Myocardial Infarction and Target Genes Related to Heart Rate.Cell biochemistry and biophysics · 2025Article
- PANoptosis: a potential target of cardiomyopathy.Frontiers in immunology · 2025Review
- Biochemistry, pharmacology, and in vivo function of arginases.Pharmacological reviews · 2025Review
- Targeting Fibrosis: From Molecular Mechanisms to Advanced Therapies.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025Review
- FOXOs and their roles in acute and chronic neurological disorders.Frontiers in molecular biosciences · 2025Review
- Heterogeneous nuclear ribonucleoprotein A2/B1 promotes myocardial fibrosis by regulating the miR-221-3p/FOXO4-mediated inflammation.Clinical and translational medicine · 2024Article
- Regulation of mitochondrial function by FOXOs in ischemic stroke and Alzheimer's disease.Organelle (Tucson, Ariz.) · 2024Article
- The Role of ncRNAs in Cardiac Infarction and Regeneration.Journal of cardiovascular development and disease · 2023Review
- Bioinformatics and Systems Biology Approach to Identify the Pathogenetic Link Between Psoriasis and Cardiovascular Disease.Clinical, cosmetic and investigational dermatology · 2023Article
- FOXOs: masters of the equilibrium.The FEBS journal · 2022Review
- Extracellular histones induce inflammation and senescence of vascular smooth muscle cells by activating the AMPK/FOXO4 signaling pathway.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2022Article
- Transcriptional and Epigenetic Factors Associated with Early Thrombosis of Femoral Artery Involved in Arteriovenous Fistula.Proteomes · 2022Article
Corrections and comments
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Authors and funding
8 authors at 1 institution in 1 country.
Funding
Abstract
rationaleInflammation in post-myocardial infarction (MI) is necessary for myocyte repair and wound healing. Unfortunately, it is also a key component of subsequent heart failure pathology. Transcription factor forkhead box O4 (FoxO4) regulates a variety of biological processes, including inflammation. However, its role in MI remains unknown.
objectiveTo test the hypothesis that FoxO4 promotes early post-MI inflammation via endothelial arginase 1 (Arg1). METHODS AND
resultsWe induced MI in wild-type and FoxO4(-/-) mice. FoxO4(-/-) mice had a significantly higher post-MI survival, better cardiac function, and reduced infarct size. FoxO4(-/-) hearts had significantly fewer neutrophils, reduced expression of cytokines, and competitive nitric oxide synthase inhibitor Arg1. We generated conditional FoxO4 knockout mice with FoxO4 deleted in cardiac mycoytes or endothelial cells. FoxO4 endothelial cell-specific knockout mice showed significant post-MI improvement of cardiac function and reduction of neutrophil accumulation and cytokine expression, whereas FoxO4 cardiac mycoyte-specific knockout mice had no significant difference in cardiac function and post-MI inflammation from those of control littermates. FoxO4 binds the Foxo-binding site in the Arg1 promoter and activates Arg1 transcription. FoxO4 knockdown in human aortic endothelial cells upregulated nitric oxide on ischemia and suppressed monocyte adhesion that can be reversed by ectopic-expression of Arg1. Furthermore, chemical inhibition of Arg1 in wild-type mice had similar cardioprotection and reduced inflammation after MI as FoxO4 inactivation and administration of nitric oxide synthase inhibitor to FoxO4 KO mice reversed the beneficial effects of FoxO4 deletion on post-MI cardiac function.
conclusionsFoxO4 activates Arg1 transcription in endothelial cells in response to MI, leading to downregulation of nitric oxide and upregulation of neutrophil infiltration to the infarct area.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.