Immune infiltration and prognosis in gastric cancer: role of NAD+ metabolism-related markers

View article
Bioinformatics and Genomics

Main article text

 

Introduction

Materials and Methods

Data source

Differential expression and enrichment analysis

Correlation analysis of high and low score groups

Construction and validation of a risk model

Independent prognostic analysis and construction of a nomogram

Functional enrichment analysis and immune infiltration analysis in different risk groups

The mRNA expression of prognostic related genes was verified by experiment

Results

Enrichment analysis of 10 DE NMRGs

Correlation analysis of GSVA

Construction and validation of a risk model

The risk score and gender were independent prognostic factors

Functional enrichment analysis of high and low risk groups

Relationships between risk score and immune cell

Expression of prognostic genes

Discussion

Conclusion

Supplemental Information

The primer sequence of the gene.

DOI: 10.7717/peerj.17833/supp-1

Genes for GC and paraneoplastic tissues.

A total of 5,018 DEGs1 between GC and paraneoplastic tissues were obtained

DOI: 10.7717/peerj.17833/supp-2

Biological Process (BPs), Molecular Function (MFs).

they were enriched to 152 GO Biological Process (BPs), 38 GO Molecular Function (MFs)

DOI: 10.7717/peerj.17833/supp-3

KEGG pathways.

13 KEGG pathways

DOI: 10.7717/peerj.17833/supp-4

DEGs2 between high and low groups.

There were 2,956 DEGs2 between high and low score groups

DOI: 10.7717/peerj.17833/supp-5

80 KEGG pathways.

DOI: 10.7717/peerj.17833/supp-7

387 prognostic genes.

DOI: 10.7717/peerj.17833/supp-8

GO items.

A total of 872 GO items were enriched.

DOI: 10.7717/peerj.17833/supp-9

KEGG pathways.

A total of 53 KEGG pathways were enriched.

DOI: 10.7717/peerj.17833/supp-10

Additional Information and Declarations

Competing Interests

The authors declare that they have no competing interests.

Author Contributions

Yu Xing performed the experiments, analyzed the data, prepared figures and/or tables, authored or reviewed drafts of the article, and approved the final draft.

Zili Zhang performed the experiments, prepared figures and/or tables, and approved the final draft.

Wenqing Gao conceived and designed the experiments, analyzed the data, prepared figures and/or tables, and approved the final draft.

Weiliang Song conceived and designed the experiments, analyzed the data, authored or reviewed drafts of the article, and approved the final draft.

Tong Li conceived and designed the experiments, analyzed the data, authored or reviewed drafts of the article, and approved the final draft.

Human Ethics

The following information was supplied relating to ethical approvals (i.e., approving body and any reference numbers):

The Ethics Committee of Tianjin No. 3 Central Hospital granted ethical approval to conduct research in its facilities.

Data Availability

The following information was supplied regarding data availability:

The original measurements are available in the Supplemental File. Additional tables are available at GitHub: https://GitHub.com/kunlunyou/doc/tree/main.

Funding

This work was sponsored by the Tianjin Key Medical Discipline (Specialty) Construction Project (TJYXZDXK-035A) and the Tianjin Science and Technology Project (21JCYBJC01590). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.

1,634 Visitors 1,628 Views 32 Downloads

Your institution may have Open Access funds available for qualifying authors. See if you qualify

Publish for free

Comment on Articles or Preprints and we'll waive your author fee
Learn more

Five new journals in Chemistry

Free to publish • Peer-reviewed • From PeerJ
Find out more