Establishment and validation of an individualized macrophage-related gene signature to predict overall survival in patients with triple negative breast cancer

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Bioinformatics and Genomics

Main article text

 

Introduction

Materials & Methods

Study design and patients

Immune component analysis of TNBC data

Definition of immune cells related genes in TNBC by WGCNA and enrichment analysis

Screening of key genes and construction

Validation of key genes that have been screened

Development of TNBC patient grouping criteria based on hub gene

Correlation verification of HUB gene and macrophages based on single cell sequencing

Establishment and test of prognosis model of TNBC patients based on hub gene

Drug sensitivity analysis based on GDSC database

Results

Data downloading and collection

Immune infiltration analysis and WGCNA screening of macrophage-related genes in TNBC

Screening of hub genes based on cluster analysis

Validation of key genes that have been screened

Development of patient grouping criteria based on the hub gene

Verification of correlation between HUB gene and macrophages based on single cell sequencing

Construction and test of prognosis model based on hub genes

Drug sensitivity analysis based on GDSC

Discussion

Conclusions

Supplemental Information

Correlation analysis of different modules in WGCNA and EPIC immune cell score results

DOI: 10.7717/peerj.12383/supp-1

Correlation analysis of different modules in WGCNA and MCP Counter immune cell score results

DOI: 10.7717/peerj.12383/supp-2

Correlation analysis of different modules in WGCNA and QUANTISEQ immune cell score results

DOI: 10.7717/peerj.12383/supp-3

Correlation analysis of different modules in WGCNA and CIBERSORT immune cell score results

DOI: 10.7717/peerj.12383/supp-4

Correlation analysis of different modules in WGCNA and XCELL immune cell score results

DOI: 10.7717/peerj.12383/supp-5

The cumulative distribution function of consensus clustering of TNBC patients in the TCGA dataset based on the consensus clustering when k =2-6

DOI: 10.7717/peerj.12383/supp-6

Sample clustering heatmap of TNBC patients in the TCGA dataset at k = 2 based on consensus clustering

DOI: 10.7717/peerj.12383/supp-7

The basic characteristics of the patients in GSE76124

DOI: 10.7717/peerj.12383/supp-8

The basic characteristics of the patients in GSE103091

DOI: 10.7717/peerj.12383/supp-9

Additional Information and Declarations

Competing Interests

The authors declare there are no competing interests.

Author Contributions

Peng Su performed the experiments, analyzed the data, prepared figures and/or tables, authored or reviewed drafts of the paper, and approved the final draft.

Ziqi Peng and Boyang Xu analyzed the data, prepared figures and/or tables, authored or reviewed drafts of the paper, and approved the final draft.

Bowen Yang conceived and designed the experiments, performed the experiments, analyzed the data, authored or reviewed drafts of the paper, and approved the final draft.

Feng Jin conceived and designed the experiments, authored or reviewed drafts of the paper, and approved the final draft.

Data Availability

The following information was supplied regarding data availability:

The data is available at TCGA-BRCA (https://portal.gdc.cancer.gov/ and NCBI GEO: GSE103091, GSE76124.

The analysis code is available at GitHub:

https://github.com/HopeStar2018/Macrophages-Related-Gene-Signature-to-Predict-Overall-Survival-in-Patients-with-TNBC.git

Funding

The authors received no funding for this work.

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