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Cited by 334

The DOI matches its Crossref record; 224 of the 224 references it cites were found in a registry or an index.

Multi-omics integration in biomedical research – A metabolomics-centric review

Open access
Wörheide, Maria A., Krumsiek, Jan, Kastenmüller, Gabi, Arnold, Matthias·2021·Analytica Chimica Acta

Abstract

Recent advances in high-throughput technologies have enabled the profiling of multiple layers of a biological system, including DNA sequence data (genomics), RNA expression levels (transcriptomics), and metabolite levels (metabolomics). This has led to the generation of vast amounts of biological data that can be integrated in so-called multi-omics studies to examine the complex molecular underpinnings of health and disease. Integrative analysis of such datasets is not straightforward and is particularly complicated by the high dimensionality and heterogeneity of the data and by the lack of universal analysis protocols. Previous reviews have discussed various strategies to address the challenges of data integration, elaborating on specific aspects, such as network inference or feature selection techniques. Thereby, the main focus has been on the integration of two omics layers in their relation to a phenotype of interest. In this review we provide an overview over a typical multi-omics workflow, focusing on integration methods that have the potential to combine metabolomics data with two or more omics. We discuss multiple integration concepts including data-driven, knowledge-based, simultaneous and step-wise approaches. We highlight the application of these methods in recent multi-omics studies, including large-scale integration efforts aiming at a global depiction of the complex relationships within and between different biological layers without focusing on a particular phenotype.

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Metadata

Authors
Wörheide, M. A., Krumsiek, J., Kastenmüller, G., & Arnold, M.
Venue
Analytica Chimica Acta
Publisher
Elsevier BV
Published
2021-01
Volume
1141
Pages
144-162
ISSN
0003-2670 (ISSN-L)
OpenAlex
W3094386380
Cited by
334
References
224
FWCI
7.88
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Multi-omics integration in biomedical research – A metabolomics-centric review. https://app.cochat.ai/papers/10.1016/j.aca.2020.10.038
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Wörheide, M. A., Krumsiek, J., Kastenmüller, G., & Arnold, M. (2021). Multi-omics integration in biomedical research – A metabolomics-centric review. Analytica Chimica Acta. https://doi.org/10.1016/j.aca.2020.10.038

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Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.