ArticleMolecular and cellular biochemistry2003
Quercetin suppresses proinflammatory cytokines production through MAP kinases andNF-kappaB pathway in lipopolysaccharide-stimulated macrophage.
Article in Molecular and cellular biochemistry, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 119 papers, 2 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
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
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
119 citing papers in PubMed, 2 syntheses or guidelines pooled it, 341 citations in OpenAlex.
- Quercetin in Myocardial Ischemia-Reperfusion Injury: Mechanistic Evidence, Cardioprotective Effects, and Translational Challenges.Journal of biochemical and molecular toxicology · 2026Pooled it
- Knowledge structure, latent topics, and emerging trends in quercetin-immunity research from 2006 to 2025: a bibliometric and LDA topic-modeling analysis.Frontiers in nutrition · 2026Pooled it
- Immunonutritional effects elicited by a novel multicomponent food supplement in children with cow's milk allergy: results from a randomized, placebo-controlled trial.Frontiers in allergy · 2026Trial
- Quercetin in COPD: A Multi-Target Approach to Modulate Inflammation, Oxidative Stress, and Epithelial Dysfunction.International journal of molecular sciences · 2026Review
- LC-MS/MS Chemical Profiling and HPLC/PDA Quantification ofPharmaceuticals (Basel, Switzerland) · 2026Article
- Review
- Quercetin as a multi-targeted therapeutic candidate in oral cancers: molecular mechanisms and preclinical evidence.Molecular biology reports · 2026Review
- Novel Food Supplement Containing a Combination of Postbiotics and Plant-Derived Compounds Regulates Epithelial Barrier Integrity and Immune Response in Human Enterocytes.Foods (Basel, Switzerland) · 2026Article
- Metallothioneins in Neurodegenerative Diseases: Metal Homeostasis, Autoimmunity, and Therapeutic Potential.Molecular neurobiology · 2026Review
- Chemical Profiling and Multi-Target Bioactivities of Erodium guttatum From Northeastern Algeria: LC-MS/MS and Molecular Docking Insights.Chemistry & biodiversity · 2026Article
- Therapeutic potential of flavonols in the treatment of JCPyV.Microbiology spectrum · 2025Article
- Exploring the Interplay of Antioxidants, Inflammation, and Oxidative Stress: Mechanisms, Therapeutic Potential, and Clinical Implications.Diseases (Basel, Switzerland) · 2025Review
- The therapeutic mechanisms of quercetin on inflammatory diseases: an update.Inflammopharmacology · 2025Review
- Fisetin Mitigates Chronic Lung Injury Induced by Benzo(a)Pyrene by Regulation of Inflammation and Oxidative Stress.Current issues in molecular biology · 2025Article
- Phytochemical insights into flavonoids in cancer: Mechanisms, therapeutic potential, and the case of quercetin.Heliyon · 2025Review
- Petroleum ether extract of3 Biotech · 2025Article
- Extraction, content determination, component analysis, and pharmacological action of Hedysari flavonoids: a review of research progress.Frontiers in pharmacology · 2025Review
- Targeting Senescence, Oxidative Stress, and Inflammation: Quercetin-Based Strategies for Ocular Diseases in Older Adults.Clinical interventions in aging · 2025Review
- Alaska's Flora as a Treatment for Cancer.International journal of biopharmaceutical sciences · 2024Article
- Review
59 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
12 authors at 3 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Quercetin is a flavonoid molecule ubiquitous in nature and functions as an anti-oxidant and anti-inflammatory agent with little toxicity in vivo and in vitro. Dose- and time-dependent effect of quercetin has been investigated on proinflammatory cytokine expression and NO production, focusing on its effects on the MAP kinases and the NF-kappaB signal transduction pathways in LPS-stimulated RAW 264.7 cells by using RT-PCR and immunoblotting. Quercetin strongly reduced activation of phosphorylated ERK kinase and p38 MAP kinase but not JNK MAP kinase by LPS treatment. In addition, quercetin treatment inhibited NF-kappaB activation through stabilization of the NF-kappaB/IkappaB complex and IkappaB degradation and proinflammatory cytokines and NO/iNOS expression. Quercetin may exert its anti-inflammatory and immunomodulatory properties in the effect molecules such as proinflammatory cytokines and NO/iNOS by suppressing the activation of ERK and p38 MAP kinase, and NF-kappaB/IkappaB signal transduction pathways.
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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.