Reference : From meta-omics to causality: experimental models for human microbiome research
Scientific journals : Article
Human health sciences : Endocrinology, metabolism & nutrition
Human health sciences : Immunology & infectious disease
Human health sciences : Laboratory medicine & medical technology
http://hdl.handle.net/10993/2840
From meta-omics to causality: experimental models for human microbiome research
English
Fritz, Joëlle mailto [University of Luxembourg > Luxembourg Centre for Systems Biomedicine (LCSB) > >]
Desai, Mahesh mailto [University of Luxembourg > Luxembourg Centre for Systems Biomedicine (LCSB) > >]
Shah, Pranjul mailto [University of Luxembourg > Luxembourg Centre for Systems Biomedicine (LCSB) > >]
Schneider, Jochen mailto [University of Luxembourg > Luxembourg Centre for Systems Biomedicine (LCSB) > >]
Wilmes, Paul mailto [University of Luxembourg > Luxembourg Centre for Systems Biomedicine (LCSB) > >]
2013
Microbiome
BioMed Central
1
14
Yes (verified by ORBilu)
International
2049-2618
London
United Kingdom
[en] Causality ; diet ; human microbiome ; hypothesis testing ; in vivo model ; in vitro model ; ex vivo model ; in silico model ; dysbiosis ; disease ; microfluidics ; host-microbe interactions
[en] Large-scale ‘meta-omic’ projects are greatly advancing our knowledge of the human
microbiome and its specific role in governing health and disease states. A myriad of ongoing
studies aim at identifying links between microbial community disequilibria (dysbiosis) and
human diseases. However, due to the inherent complexity and heterogeneity of the human
microbiome, cross-sectional, case–control and longitudinal studies may not have enough
statistical power to allow causation to be deduced from patterns of association between
variables in high-resolution omic datasets. Therefore, to move beyond reliance on the
empirical method, experiments are critical. For these, robust experimental models are
required that allow the systematic manipulation of variables to test the multitude of
hypotheses, which arise from high-throughput molecular studies. Particularly promising in
this respect are microfluidics-based in vitro co-culture systems, which allow high-throughput
first-pass experiments aimed at proving cause-and-effect relationships prior to testing of
hypotheses in animal models. This review focuses on widely used in vivo, in vitro, ex vivo
and in silico approaches to study host-microbial community interactions. Such systems, either
used in isolation or in a combinatory experimental approach, will allow systematic
investigations of the impact of microbes on the health and disease of the human host. All the currently available models present pros and cons, which are described and discussed.
Moreover, suggestions are made on how to develop future experimental models that not only
allow the study of host-microbiota interactions but are also amenable to high-throughput
experimentation.
Luxembourg Centre for Systems Biomedicine (LCSB): Eco-Systems Biology (Wilmes Group) ; Luxembourg Centre for Systems Biomedicine (LCSB): Medical Translational Research (J. Schneider Group)
http://hdl.handle.net/10993/2840
10.1186/2049-2618-1-14
open access

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