Cited by 15Breast Cancer Treatment StudiesGene expression and cancer classificationBioinformatics and Genomic Networks

Integrating multiple omics data for the discovery of potential Beclin-1 interactions in breast cancer

Chen, Yi, Wang, Xuan, Wang, Guan, Li, Zhaozhi, Wang, Jinjin, Huang, Lingyu, Qin, Ziyi, Yuan, Xiang +4 more·2017·Molecular BioSystems

Abstract

Breast cancer has been reported as one of the most frequently diagnosed malignant diseases and the leading cause of cancer death in women all around the world. Furthermore, this complicated cancer is divided into multiple subtypes which present different clinical symptoms and need correspondingly directed therapy. We took BECN1, a core gene in autophagy performing a tumor inhibitory effect, as a starting point. The study in this paper aims to identify genes related to breast cancer and its multiple subtypes by integrating multiple omics data using the least absolute shrinkage and selection operator (LASSO), which is a statistical method that can integrate more than two types of omics data. All the data is obtained from The Cancer Genome Atlas (TCGA) platform which stores clinical and molecular tumor data. The model constructed is based on three kinds of data including mRNA-gene expression with a dependent variable level, DNA methylation and copy number alterations as independent variables. Finally, we propose four subnets of four subtypes of breast cancer, and consider as a result of microarray analysis that AFF3 is associated with BECN1 in breast cancer, and may be a potential therapeutic target. This finding may provide some potential targeted therapeutics for the four different subtypes of breast cancer at the genetic level. In conclusion, finding out the major role Beclin-1 plays in breast cancer subtypes is of great value. The results obtained are instructive for further research and may provide excellent results in clinical applications, as well as testing in animal experiments, and may also indicate a new method to perform bioinformatics analysis.

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Crossref · 10.1039/c6mb00653a

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  • Many multi-omics studies related to breast and ovarian cancer highlight research thrust by the scientific community in these domains.

    “In particular, the presence of many multi-omics studies related to breast (Chen et al., 2017;Lee et al., 2017;List et al., 2014;Ma et al., 2016;Nam et al., 2009) and ovarian (Anděl et al., 2015;Mankoo et al., 2011;Paik et al., 2017;Zhang et al., 2014) cancer highlights the research thrust by the scientific community in these domains.”

    From Using machine learning approaches for multi-omics data analysis: A review (2021) · cites this paper as Chen et al., 2017

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Authors
Chen, Y., Wang, X., Wang, G., Li, Z., Wang, J., Huang, L., Qin, Z., Yuan, X., Cheng, Z., Zhang, S., Yin, Y., & He, J.
Affiliations
Sichuan University (CN)
Corresponding author
  • Yin, Yiqiong
  • He, Jun
Venue
Molecular BioSystems
Published
2017-01-27
Volume
13
Issue
5
Pages
991-999
ISSN
  • 1742-2051 (ISSN-L)
  • 1742-206X
OpenAlex
W2582637393
Cited by
14
References
44
Citations by year
2025: 1 · 2024: 1 · 2021: 3 · 2020: 3 · 2019: 3 · 2018: 2 · 2017: 1
FWCI
0.83
Type
journal article
Language
en
Open access
closed
Locations
  • Molecular BioSystems (publishedVersion)
  • PubMed (publishedVersion)
Funders
National Natural Science Foundation of China (81602130)
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Cancer Research › Breast Cancer Treatment Studies
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Gene expression and cancer classification
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Bioinformatics and Genomic Networks
Keywords
breast cancer, Beclin-1, breast cancer subtypes, genetic interactions, autophagy, DNA methylation, copy number alterations, gene expression, AFF3, therapeutic target, multi-omics integration
MeSH terms
Beclin-1, Algorithms, Breast Neoplasms, Female, Humans, Nuclear Proteins, Protein Binding, Genetic Variation, Models, Statistical, Gene Expression Regulation, Neoplastic, Gene Dosage, DNA Methylation, Oligonucleotide Array Sequence Analysis, Gene Expression Profiling, Genomics, DNA Copy Number Variations, Epigenomics, Protein Interaction Maps, MCF-7 Cells

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