Section edited by Nitin Baliga and Pedro Mendes
This section covers the development and refinement of novel computational, statistical and experimental methods for the analysis of biological systems.
Section edited by Nitin Baliga and Pedro Mendes
This section covers the development and refinement of novel computational, statistical and experimental methods for the analysis of biological systems.
Page 1 of 5
Genome-scale models of metabolism and macromolecular expression (ME models) enable systems-level computation of proteome allocation coupled to metabolic phenotype.
Citation: BMC Systems Biology 2019 13:2
Biological Regulatory Networks (BRNs) are responsible for developmental and maintenance related functions in organisms. These functions are implemented by the dynamics of BRNs and are sensitive to regulations ...
Citation: BMC Systems Biology 2018 12:146
Mathematical modeling is a powerful tool to analyze, and ultimately design biochemical networks. However, the estimation of the parameters that appear in biochemical models is a significant challenge. Paramete...
Citation: BMC Systems Biology 2018 12:87
Flux balance analysis (FBA) is a widely-used method for analyzing metabolic networks. However, most existing tools that implement FBA require downloading software and writing code. Furthermore, FBA generates p...
Citation: BMC Systems Biology 2018 12:84
Models of metabolism are often used in biotechnology and pharmaceutical research to identify drug targets or increase the direct production of valuable compounds. Due to the complexity of large metabolic syste...
Citation: BMC Systems Biology 2018 12:72
A novel framework is proposed to analyse metabolic fluxes in non-steady state conditions, based on the new concept of dynamic elementary mode (dynEM): an elementary mode activated partially depending on the ti...
Citation: BMC Systems Biology 2018 12:71
Certain biological processes, such as the development of cancer and immune activation, can be controlled by rare cellular events that are difficult to capture computationally through simulations of individual ...
Citation: BMC Systems Biology 2018 12:64
Specific cellular states are often associated with distinct gene expression patterns. These states are plastic, changing during development, or in the transition from health to disease. One relatively simple e...
Citation: BMC Systems Biology 2017 11:139
Translating in vitro results to clinical tests is a major challenge in systems biology. Here we present a new Multi-Task learning framework which integrates thousands of cell line expression experiments to rec...
Citation: BMC Systems Biology 2017 11:96
High-throughput assays are widely used in biological research to select potential targets. One single high-throughput experiment can efficiently study a large number of candidates simultaneously, but is subjec...
Citation: BMC Systems Biology 2017 11:73
Hybrid simulation of (computational) biochemical reaction networks, which combines stochastic and deterministic dynamics, is an important direction to tackle future challenges due to complex and multi-scale mo...
Citation: BMC Systems Biology 2017 11:71
Large sets of protein-protein interaction data coming either from biological experiments or predictive methods are available and can be combined to construct networks from which information about various cell ...
Citation: BMC Systems Biology 2017 11:67
Co-expression has been widely used to identify novel regulatory relationships using high throughput measurements, such as microarray and RNA-seq data. Evaluation studies on co-expression network analysis metho...
Citation: BMC Systems Biology 2017 11:62
Finding gene-disease and disease-disease associations play important roles in the biomedical area and many prioritization methods have been proposed for this goal. Among them, approaches based on a heterogeneo...
Citation: BMC Systems Biology 2017 11:61
To systematically understand the interactions between numerous biological components, a variety of biological networks on different levels and scales have been constructed and made available in public database...
Citation: BMC Systems Biology 2017 11:53
Transforming growth factor β (TGF-β) signalling regulates the development of embryos and tissue homeostasis in adults. In conjunction with other oncogenic changes, long-term perturbation of TGF-β signalling is as...
Citation: BMC Systems Biology 2017 11:48
Weighted Gene Co-expression Network Analysis (WGCNA) is a widely used R software package for the generation of gene co-expression networks (GCN). WGCNA generates both a GCN and a derived partitioning of cluste...
Citation: BMC Systems Biology 2017 11:47
Time-lapse microscopy is an essential tool for capturing and correlating bacterial morphology and gene expression dynamics at single-cell resolution. However state-of-the-art computational methods are limited ...
Citation: BMC Systems Biology 2017 11:43
Early afterdepolarizations (EADs) are pathological voltage oscillations during the repolarization phase of cardiac action potentials (APs). EADs are caused by drugs, oxidative stress or ion channel disease, an...
Citation: BMC Systems Biology 2017 11:42
Gene regulation is one of the most important cellular processes, indispensable for the adaptability of organisms and closely interlinked with several classes of pathogenesis and their progression. Elucidation ...
Citation: BMC Systems Biology 2017 11:41
Parameter optimisation is a critical step in the construction of computational biology models. In eye movement research, computational models are increasingly important to understanding the mechanistic basis o...
Citation: BMC Systems Biology 2017 11:40
Parameter estimation in systems biology is typically done by enforcing experimental observations through an objective function as the parameter space of a model is explored by numerical simulations. Past studi...
Citation: BMC Systems Biology 2017 11:30
Mathematical models are used to gain an integrative understanding of biochemical processes and networks. Commonly the models are based on deterministic ordinary differential equations. When molecular counts ar...
Citation: BMC Systems Biology 2017 11:26
Systems Biology continues to produce increasingly large models of complex biochemical reaction networks. In applications requiring, for example, parameter estimation, the use of agent-based modelling approache...
Citation: BMC Systems Biology 2017 11:17
Gene regulatory networks with dynamics characterized by multiple stable states underlie cell fate-decisions. Quantitative models that can link molecular-level knowledge of gene regulation to a global understan...
Citation: BMC Systems Biology 2017 11:14
Ensemble modeling is a promising approach for obtaining robust predictions and coarse grained population behavior in deterministic mathematical models. Ensemble approaches address model uncertainty by using pa...
Citation: BMC Systems Biology 2017 11:10
Obtaining accurate estimates of biological or enzymatic reaction rates is critical in understanding the design principles of a network and how biological processes can be experimentally manipulated on demand. ...
Citation: BMC Systems Biology 2016 10:110
Despite the increasing availability of high performance computing capabilities, analysis and characterization of stochastic biochemical systems remain a computational challenge. To address this challenge, the ...
Citation: BMC Systems Biology 2016 10:109
Sequencing technologies applied to mammals’ microbiomes have revolutionized our understanding of health and disease. Hence, to assess diseases’ progression as well as therapies longterm effects, the impact of ...
Citation: BMC Systems Biology 2016 10:107
Computational models in biology are characterized by a large degree of uncertainty. This uncertainty can be analyzed with Bayesian statistics, however, the sampling algorithms that are frequently used for calc...
Citation: BMC Systems Biology 2016 10:100
Discrete-state stochastic models have become a well-established approach to describe biochemical reaction networks that are influenced by the inherent randomness of cellular events. In the last years several m...
Citation: BMC Systems Biology 2016 10:98
Many problems in biomedicine and other areas of the life sciences can be characterized as control problems, with the goal of finding strategies to change a disease or otherwise undesirable state of a biologica...
Citation: BMC Systems Biology 2016 10:94
The increased availability of high-throughput datasets has revealed a need for reproducible and accessible analyses which can quantitatively relate molecular changes to phenotypic behavior. Existing tools for ...
Citation: BMC Systems Biology 2016 10:92
The estimation of intracellular flux through traditional metabolic flux analysis (MFA) using an overdetermined system of equations is a well established practice in metabolic engineering. Despite the continued...
Citation: BMC Systems Biology 2016 10:91
Chronic wounds are often colonized by consortia comprised of different bacterial species growing as biofilms on a complex mixture of wound exudate. Bacteria growing in biofilms exhibit phenotypes distinct from...
Citation: BMC Systems Biology 2016 10:90
Micro-organisms play an important role in various industrial sectors (including biochemical, food and pharmaceutical industries). A profound insight in the biochemical reactions inside micro-organisms enables ...
Citation: BMC Systems Biology 2016 10:86
Many large data compendia on context-specific high-throughput genomic and regulatory data have been made available by international research consortia such as ENCODE, TCGA, and Epigenomics Roadmap. The use of ...
Citation: BMC Systems Biology 2016 10:76
Canonical correlation analysis (CCA) is a multivariate statistical method which describes the associations between two sets of variables. The objective is to find linear combinations of the variables in each d...
Citation: BMC Systems Biology 2016 10:72
Computational support is essential in order to reason on the dynamics of biological systems. We have developed the software tool ANIMO (Analysis of Networks with Interactive MOdeling) to provide such computati...
Citation: BMC Systems Biology 2016 10:56
Metabolic Flux Analysis (MFA) is a methodology that has been successfully applied to estimate metabolic fluxes in living cells. However, traditional frameworks based on this approach have some limitations, par...
Citation: BMC Systems Biology 2016 10:46
Disease similarity study provides new insights into disease taxonomy, pathogenesis, which plays a guiding role in diagnosis and treatment. The early studies were limited to estimate disease similarities based ...
Citation: BMC Systems Biology 2016 10:36
Invasive aspergillosis is a severe infection of immunocompromised hosts, caused by the inhalation of the spores of the ubiquitous environmental molds of the Aspergillus genus. The innate immune response in this i...
Citation: BMC Systems Biology 2016 10:34
Identifying a proper model structure, using methods that address both structural and parameter uncertainty, is a crucial problem within the systems approach to biology. And yet, it has a marginal presence in t...
Citation: BMC Systems Biology 2016 10:30
Systems Biology has motivated dynamic models of important intracellular processes at the pathway level, for example, in signal transduction and cell cycle control. To answer important biomedical questions, how...
Citation: BMC Systems Biology 2016 10:28
In planarian flatworms, the mechanisms underlying the activity of collectively pluripotent adult stem cells (neoblasts) and their descendants can now be studied from the level of the individual gene to the ent...
Citation: BMC Systems Biology 2016 10:17
High throughput technologies have been used to profile genes in multiple different dimensions, such as genetic variation, copy number, gene and protein expression, epigenetics, metabolomics. Computational anal...
Citation: BMC Systems Biology 2016 10:16
A major problem in identifying the best therapeutic targets for cancer is the molecular heterogeneity of the disease. Cancer is often caused by an accumulation of mutations which produce irreversible damage to...
Citation: BMC Systems Biology 2016 10:12
Contamination of the environment with bioactive chemicals has emerged as a potential public health risk. These substances that may cause distress or disease in humans can be found in air, water and food suppli...
Citation: BMC Systems Biology 2015 9:94
Reconstructing gene regulatory networks (GRNs) from expression data is a challenging task that has become essential to the understanding of complex regulatory mechanisms in cells. The major issues are the usua...
Citation: BMC Systems Biology 2015 9:84
The differentiation of naive CD 4+ helper T (Th) cells into effector Th17 cells is steered by extracellular cytokines that activate and control the lineage specific transcriptional program. While the inducing cyt...
Citation: BMC Systems Biology 2015 9:81