Evidence map›Paper›PMID 23280066›Full record

ArticleBMC systems biology2013

Inference of dynamical gene-regulatory networks based on time-resolved multi-stimuli multi-experiment data applying NetGenerator V2.0.

Michael Weber, Sebastian G Henkel, Sebastian Vlaic, Reinhard Guthke, Everardus J van Zoelen, Dominik Driesch

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Article in BMC systems biology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

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24citing papers in PubMed
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1 · What the graph read from it

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3 · Its place in the literature

Who cites it

24 citing papers in PubMed.

  1. Article
  2. Host-pathogen protein-nucleic acid interactions: A comprehensive review.Computational and structural biotechnology journal · 2022
    Review
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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Michael WeberLeibniz Institute for Natural Product Research and Infection Biology-Hans Knöll Institute, Jena, Germany.
Sebastian G Henkel
Sebastian Vlaic
Reinhard Guthke
Everardus J van Zoelen
Dominik Driesch

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundInference of gene-regulatory networks (GRNs) is important for understanding behaviour and potential treatment of biological systems. Knowledge about GRNs gained from transcriptome analysis can be increased by multiple experiments and/or multiple stimuli. Since GRNs are complex and dynamical, appropriate methods and algorithms are needed for constructing models describing these dynamics. Algorithms based on heuristic approaches reduce the effort in parameter identification and computation time.

resultsThe NetGenerator V2.0 algorithm, a heuristic for network inference, is proposed and described. It automatically generates a system of differential equations modelling structure and dynamics of the network based on time-resolved gene expression data. In contrast to a previous version, the inference considers multi-stimuli multi-experiment data and contains different methods for integrating prior knowledge. The resulting significant changes in the algorithmic procedures are explained in detail. NetGenerator is applied to relevant benchmark examples evaluating the inference for data from experiments with different stimuli. Also, the underlying GRN of chondrogenic differentiation, a real-world multi-stimulus problem, is inferred and analysed.

conclusionsNetGenerator is able to determine the structure and parameters of GRNs and their dynamics. The new features of the algorithm extend the range of possible experimental set-ups, results and biological interpretations. Based upon benchmarks, the algorithm provides good results in terms of specificity, sensitivity, efficiency and model fit.

Indexed as

AlgorithmsModels, GeneticSoftwareComputer SimulationGene Expression ProfilingGene Regulatory NetworksSensitivity and SpecificityTime Factors

Identifiers

PMID23280066
PMCPMC3605253

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.