Evidence map›Paper›PMID 35789605›Full record

ArticleDisease markers2022

Identification of Key Biomarkers and Immune Infiltration in Liver Tissue after Bariatric Surgery.

Xiaoyan Zhang, Jingxin Li, Tiancai Liu, Min Zhao, Baozhu Liang, Hong Chen, Zhen Zhang

RetractedOpen access · hybridAbstract readRetracted Publication
In one paragraph

Article in Disease markers, 2022. 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 It has been retracted, and should not be counted.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 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.8field-weighted citation impact, top 29% 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

4 citing papers in PubMed, 5 citations in OpenAlex.

  1. Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors at 2 institutions in 1 country.

Xiaoyan ZhangDepartment of Endocrinology and Metabolism, Zhujiang Hospital, Southern Medical University, Guangzhou, China.
Jingxin LiDepartment of Endocrinology and Metabolism, Zhujiang Hospital, Southern Medical University, Guangzhou, China.
Tiancai LiuSchool of Laboratory Medicine and Biotechnology, Institute of Antibody Engineering, Southern Medical University, Guangzhou, China.
Min ZhaoDepartment of Endocrinology and Metabolism, Zhujiang Hospital, Southern Medical University, Guangzhou, China.
Baozhu LiangDepartment of Endocrinology and Metabolism, Zhujiang Hospital, Southern Medical University, Guangzhou, China.
Hong ChenDepartment of Endocrinology and Metabolism, Zhujiang Hospital, Southern Medical University, Guangzhou, China.ORCID https://orcid.org/0000-0002-6317-9955
Zhen ZhangDepartment of Endocrinology and Metabolism, Zhujiang Hospital, Southern Medical University, Guangzhou, China.ORCID https://orcid.org/0000-0002-1252-7972
Zhujiang Hospital · CNSouthern Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Few drugs are clearly available for nonalcoholic fatty liver disease (NAFLD) and nonalcoholic steatohepatitis (NASH); nevertheless, mounting studies have provided sufficient evidence that bariatric surgery is efficient for multiple metabolic diseases, including NAFLD and NASH, while the molecular mechanisms are still poorly understood. Methods: The mRNA expression profiling of GSE48452 and GSE83452 were retrieved and obtained from the Gene Expression Omnibus (GEO) database. The limma package was employed for identifying differentially expressed genes (DEGs), followed by clusterProfiler for performing Gene Ontology (GO) and Kyoto Encyclopedia of Genes and Genomes (KEGG) analyses, and GSEA software for performing GSEA analyses. The PPI network analyses were constructed using Metascape online analyses. WGCNA was also utilized to identify and verify the hub genes. CIBERSORT tools contributed to the analysis of immune cell infiltration of liver diseases. Results: We identify coexpressed differential genes including 10 upregulated and 55 downregulated genes in liver tissue after bariatric surgery. GO and KEGG enrichment analyses indicated that DEGs were remarkably involved in the immune response. GSEA demonstrated that DEGs were markedly enriched in the immune response before surgery, while most were enriched in metabolism after surgery. Seven genes were screened through the MCC algorithm and KME values, including SRGN, CD53, EVI2B, MPEG1, NCKAP1L, LCP1, and TYROBP. The mRNA levels of these genes were verified in the Attie Lab Diabetes Database, and only LCP1 was found to have significant differences and correlation with certain immune cells. Conclusion: Our knowledge of the mechanisms by which bariatric surgery benefits the liver and the discovery of LCP1 is expected to serve as potential biomarkers or therapeutic targets for NAFLD and NASH.

Indexed as

Bariatric SurgeryNon-alcoholic Fatty Liver DiseaseBiomarkersComputational BiologyGene Expression ProfilingHumansMembrane ProteinsRNA, MessengerBiomarkersMembrane ProteinsNCKAP1L protein, humanRNA, Messenger

Identifiers

PMID35789605
PMCPMC9250435
OpenAlexW4283451041

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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.