Evidence map›Paper›PMID 36721396›Full record

ArticleHealth science reports2023

Gut microbiota and COVID-19: A systematic review.

SeyedAhmad SeyedAlinaghi, Arian Afzalian, Zahra Pashaei, Sanaz Varshochi, Amirali Karimi, Hengameh Mojdeganlou, Paniz Mojdeganlou, Armin Razi, Farzaneh Ghanadinezhad, Alireza Shojaei and 6 more

RetractedOpen access · goldAbstract readRetracted Publication
In one paragraph

Article in Health science reports, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It has been retracted, and should not be counted. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
2.0field-weighted citation impact, top 14% 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

8 citing papers in PubMed, 13 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

16 authors at 8 institutions in 3 countries.

SeyedAhmad SeyedAlinaghiIranian Research Center for HIV/AIDS, Iranian Institute for Reduction of High Risk Behaviors Tehran University of Medical Sciences Tehran Iran.ORCID 0000-0003-3210-7905
Arian AfzalianSchool of Medicine Tehran University of Medical Sciences Tehran Iran.
Zahra PashaeiIranian Research Center for HIV/AIDS, Iranian Institute for Reduction of High Risk Behaviors Tehran University of Medical Sciences Tehran Iran.ORCID 0000-0003-2091-2421
Sanaz VarshochiSchool of Medicine Tehran University of Medical Sciences Tehran Iran.
Amirali KarimiSchool of Medicine Tehran University of Medical Sciences Tehran Iran.ORCID 0000-0003-1241-7754
Hengameh MojdeganlouDepartment of Pathology Urmia University of Medical Sciences Urmia Iran.
Paniz MojdeganlouShahid Beheshti University of Medical Sciences Tehran Iran.
Armin RaziSchool of Medicine Tehran University of Medical Sciences Tehran Iran.
Farzaneh GhanadinezhadShahid Chamran University of Ahvaz Ahvaz Iran.
Alireza ShojaeiIranian Research Center for HIV/AIDS, Iranian Institute for Reduction of High Risk Behaviors Tehran University of Medical Sciences Tehran Iran.
Ava AmiriIranian Research Center for HIV/AIDS, Iranian Institute for Reduction of High Risk Behaviors Tehran University of Medical Sciences Tehran Iran.
Mohsen DashtiDepartment of Radiology Tabriz University of Medical Sciences Tabriz Iran.
Afsaneh GhasemzadehDepartment of Radiology Tabriz University of Medical Sciences Tabriz Iran.
Omid DadrasIranian Research Center for HIV/AIDS, Iranian Institute for Reduction of High Risk Behaviors Tehran University of Medical Sciences Tehran Iran.ORCID 0000-0001-9385-2170
Esmaeil MehraeenDepartment of Health Information Technology Khalkhal University of Medical Sciences Khalkhal Iran.ORCID 0000-0003-4108-2973
Amir Masoud AfsahiDepartment of Radiology University of California, San Diego (UCSD) California USA.
Iranian Institute for Health Sciences Research · IRTehran University of Medical Sciences · IRTabriz University of Medical Sciences · IRLorestan University of Medical Sciences · IRShahid Beheshti University of Medical Sciences · IRShahid Chamran University of Ahvaz · IRUniversity of California San Diego · USUrmia University · IR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background and Aims: Alteration in humans' gut microbiota was reported in patients infected with severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2). The gut and upper respiratory tract (URT) microbiota harbor a dynamic and complex population of microorganisms and have strong interaction with host immune system homeostasis. However, our knowledge about microbiota and its association with SARS-CoV-2 is still limited. We aimed to systematically review the effects of gut microbiota on the SARS-CoV-2 infection and its severity and the impact that SARS-CoV-2 could have on the gut microbiota. Methods: We searched the keywords in the online databases of Web of Science, Scopus, PubMed, and Cochrane on December 31, 2021. After duplicate removal, we performed the screening process in two stages; title/abstract and then full-text screening. The data of the eligible studies were extracted into a pre-designed word table. This study adhered to the PRISMA checklist and Newcastle-Ottawa Scale Bias Assessment tool. Results: Sixty-three publications were included in this review. Our study shows that among COVID-19 patients, particularly moderate to severe cases, the gut and lung microbiota was different compared to healthy individuals. In addition, the severity, and viral load of COVID-19 disease would probably also be influenced by the gut, and lung microbiota's composition. Conclusion: Our study concludes that there was a significant difference in the composition of the URT, and gut microbiota in COVID-19 patients compared to the general healthy individuals, with an increase in opportunistic pathogens. Further, research is needed to investigate the probable bidirectional association of COVID-19 and human microbiome.

Indexed as

COVID‐19gut microbiotamicrobiomemicrobiotaprobioticsSARS‐CoV‐2

Identifiers

PMID36721396
PMCPMC9881458
OpenAlexW4318754253

What OpenQuestion holds

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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.