Evidence map›Paper›PMID 30353422›Full record

ArticleJournal of neuroimmune pharmacology : the official journal of the Society on NeuroImmune Pharmacology2019

P2X7 Receptor Antagonist A804598 Inhibits Inflammation in Brain and Liver in C57BL/6J Mice Exposed to Chronic Ethanol and High Fat Diet.

Daniel Freire, Rachel E Reyes, Ared Baghram, Daryl L Davies, Liana Asatryan

Open access · greenAbstract read
In one paragraph

Article in Journal of neuroimmune pharmacology : the official journal of the Society on NeuroImmune Pharmacology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
2.7field-weighted citation impact, top 10% of its field
1 · What the graph read from 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.

2 · The registry

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.

3 · Its place in the literature

Who cites it

21 citing papers in PubMed, 52 citations in OpenAlex.

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  13. P2X7R antagonists in chronic stress-based depression models: a review.European archives of psychiatry and clinical neuroscience · 2021
    Review
  14. Article
  15. Purinergic Signaling of ATP in COVID-19 Associated Guillain-Barré Syndrome.Journal of neuroimmune pharmacology : the official journal of the Society on NeuroImmune Pharmacology · 2021
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  18. P2XFrontiers in cellular neuroscience · 2021
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 1 institution in 1 country.

Daniel FreireDepartment of Pharmacology and Pharmaceutical Sciences, School of Pharmacy, University of Southern California, 1985 Zonal Avenue, Los Angeles, CA, 90033, USA.
Rachel E ReyesTitus Family Department of Clinical Pharmacy, School of Pharmacy, University of Southern California, 1985 Zonal Avenue, Los Angeles, CA, 90033, USA.
Ared BaghramTitus Family Department of Clinical Pharmacy, School of Pharmacy, University of Southern California, 1985 Zonal Avenue, Los Angeles, CA, 90033, USA.
Daryl L DaviesTitus Family Department of Clinical Pharmacy, School of Pharmacy, University of Southern California, 1985 Zonal Avenue, Los Angeles, CA, 90033, USA.
Liana AsatryanTitus Family Department of Clinical Pharmacy, School of Pharmacy, University of Southern California, 1985 Zonal Avenue, Los Angeles, CA, 90033, USA. asatryan@usc.edu.ORCID 0000-0002-3710-3615
University of Southern California · US

Funding

The Southernearch Center for ALPD and CirrhosisP50AA011999 · NIAAA · UNIVERSITY OF SOUTHERN CALIFORNIA · PI ANNA S. GUKOVSKAYA · 1999 to 2026
$45.8M
Regulation of Alcohol Intake by Purinergic P2X4 ReceptorsR01AA022448 · NIAAA · UNIVERSITY OF SOUTHERN CALIFORNIA · PI DAVIES, DARYL L · 2013 to 2020
$2.9M
Sites of Ethanol Action in Purinergic P2X4 ReceptorsK01AA017243 · NIAAA · UNIVERSITY OF SOUTHERN CALIFORNIA · PI ASATRYAN, LIANA · 2008 to 2011
$484k
NIAAA NIH HHS A022448NIAAA NIH HHS AA017243NIAAA NIH HHS K01 AA017243NIAAA NIH HHS P50 AA011999NIAAA NIH HHS R01 AA022448NIH HHS P50AA011999University of Southern California Zumberge Individual Research Fund
6 · The paper itself

Abstract

Chronic low-grade neuroinflammation is increasingly implicated in organ damage caused by alcohol abuse. Purinergic P2X7 receptors (P2X7Rs) play an important role in the generation of inflammatory responses during a number of CNS pathologies as evidenced from studies using pharmacological inhibition approach. P2X7Rs antagonism has not been tested during chronic alcohol abuse. In the present study, we tested the potential of P2X7R antagonist A804598 to reduce/abolish alcohol-induced neuroinflammation using chronic intragastric ethanol infusion and high-fat diet (Hybrid) in C57BL/6J mice. We have previously demonstrated an increase in neuroinflammatory response in 8 weeks of Hybrid paradigm. In the present study, we found neuroinflammatory response to 4 weeks of Hybrid exposure. A804598 treatment reversed the changes in microglia and astrocytes, reduced/abolished increases in mRNA levels of number of inflammatory markers, including IL-1β, iNOS, CXCR2, and components of inflammatory signaling pathways, such as TLR2, CASP1, NF-kB1 and CREB1, as well in the protein levels of pro-IL-1β and Nf-kB1. The P2X7R antagonist did not affect the increase in mRNA levels of fraktalkine (CX3CL1) and its receptor CX3CR1, an interaction that plays a neuroprotective role in neuron-glia communication. P2X7R antagonism also resulted in reduction of the inflammatory markers but did not alter steatosis in the liver. Taken together, these findings demonstrate how P2X7R antagonism suppresses inflammatory response in brain and liver but does not alter the neuroprotective response caused by Hybrid exposure. Overall, these findings support an important role of P2X7Rs in inflammation in brain and liver caused by combined chronic alcohol and high-fat diet. Graphical Abstract ᅟ.

Indexed as

AnimalsAstrocytesCentral Nervous System DepressantsChemical and Drug Induced Liver InjuryCytokinesDiet, High-FatEncephalitisEthanolGene Expression RegulationGuanidinesHippocampusMaleMiceMice, Inbred C57BLMicrogliaPurinergic P2X Receptor Antagonists2-cyano-1-((1S)-1-phenylethyl)-3-quinolin-5-ylguanidineCentral Nervous System DepressantsCytokinesEthanolGuanidinesPurinergic P2X Receptor AntagonistsQuinolinesReceptors, Purinergic P2X7ImmunofluorescenceIntragastric ethanol and high fat diet exposureLiver inflammation and steatosisNeuroinflammationPurinergic P2X7 receptor pharmacological inhibitionTaqman custom gene expression

Identifiers

PMID30353422
PMCPMC6494709
OpenAlexW2897443826

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Registered trials

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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.