Evidence map›Paper›PMID 33328588›Full record

ReviewMolecular psychiatry2021

Hyperactivation of P2X7 receptors as a culprit of COVID-19 neuropathology.

Deidiane Elisa Ribeiro, Ágatha Oliveira-Giacomelli, Talita Glaser, Vanessa F Arnaud-Sampaio, Roberta Andrejew, Luiz Dieckmann, Juliana Baranova, Claudiana Lameu, Mariusz Z Ratajczak, Henning Ulrich

Open access · bronzeAbstract readReview
In one paragraph

Review in Molecular psychiatry, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 93 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
93citing papers in PubMed, 1 pooled it
9.6field-weighted citation impact, top 1% 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

93 citing papers in PubMed, 1 synthesis or guideline pooled it, 146 citations in OpenAlex.

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  13. A pain from the nose to the head: neurological commitment during long COVID.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2025
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  20. Neurological complications caused by SARS-CoV-2.Clinical microbiology reviews · 2024
    Review

33 more citing papers are in PubMed but not listed here.

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

10 authors at 3 institutions in 2 countries.

Deidiane Elisa Ribeiro *Department of Biochemistry, Institute of Chemistry, University of São Paulo, São Paulo, Brazil.ORCID http://orcid.org/0000-0002-3850-4867
Ágatha Oliveira-Giacomelli *Department of Biochemistry, Institute of Chemistry, University of São Paulo, São Paulo, Brazil.ORCID http://orcid.org/0000-0002-8666-9471
Talita GlaserDepartment of Biochemistry, Institute of Chemistry, University of São Paulo, São Paulo, Brazil.
Vanessa F Arnaud-SampaioDepartment of Biochemistry, Institute of Chemistry, University of São Paulo, São Paulo, Brazil.
Roberta AndrejewDepartment of Biochemistry, Institute of Chemistry, University of São Paulo, São Paulo, Brazil.
Luiz DieckmannDepartment of Psychiatry, Federal University of São Paulo, São Paulo, Brazil.
Juliana BaranovaDepartment of Biochemistry, Institute of Chemistry, University of São Paulo, São Paulo, Brazil.
Claudiana LameuDepartment of Biochemistry, Institute of Chemistry, University of São Paulo, São Paulo, Brazil.
Mariusz Z RatajczakStem Cell Program at the Department of Medicine, University of Louisville, Kentucky, KY, USA.
Henning UlrichDepartment of Biochemistry, Institute of Chemistry, University of São Paulo, São Paulo, Brazil. henning@iq.usp.br.ORCID http://orcid.org/0000-0002-2114-3815
Universidade de São Paulo · BRUniversidade Federal de São Paulo · BRUniversity of Louisville · US

Funding

Novel mechanisms involving complement cascade in stem cell traffickingR01DK074720 · NIDDK · UNIVERSITY OF LOUISVILLE · PI RATAJCZAK, MARIUSZ Z · 2007 to 2020
$4.1M
NIDDK NIH HHS R01 DK074720
6 · The paper itself

Abstract

Scientists and health professionals are exhaustively trying to contain the coronavirus disease 2019 (COVID-19) pandemic by elucidating viral invasion mechanisms, possible drugs to prevent viral infection/replication, and health cares to minimize individual exposure. Although neurological symptoms are being reported worldwide, neural acute and long-term consequences of SARS-CoV-2 are still unknown. COVID-19 complications are associated with exacerbated immunoinflammatory responses to SARS-CoV-2 invasion. In this scenario, pro-inflammatory factors are intensely released into the bloodstream, causing the so-called "cytokine storm". Both pro-inflammatory factors and viruses may cross the blood-brain barrier and enter the central nervous system, activating neuroinflammatory responses accompanied by hemorrhagic lesions and neuronal impairment, which are largely described processes in psychiatric disorders and neurodegenerative diseases. Therefore, SARS-CoV-2 infection could trigger and/or worse brain diseases. Moreover, patients with central nervous system disorders associated to neuroimmune activation (e.g. depression, Parkinson's and Alzheimer's disease) may present increased susceptibility to SARS-CoV-2 infection and/or achieve severe conditions. Elevated levels of extracellular ATP induced by SARS-CoV-2 infection may trigger hyperactivation of P2X7 receptors leading to NLRP3 inflammasome stimulation as a key mediator of neuroinvasion and consequent neuroinflammatory processes, as observed in psychiatric disorders and neurodegenerative diseases. In this context, P2X7 receptor antagonism could be a promising strategy to prevent or treat neurological complications in COVID-19 patients.

Indexed as

NeuroimmunomodulationBrain DiseasesCOVID-19HumansInflammasomesPandemicsReceptors, Purinergic P2X7SARS-CoV-2InflammasomesP2RX7 protein, humanReceptors, Purinergic P2X7

Identifiers

PMID33328588
PMCPMC7738776
OpenAlexW3112956197

What Socratic holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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 Socratic graph.