Recent advances in constraint and machine learning-based metabolic modeling by leveraging stoichiometric balances, thermodynamic feasibility and kinetic law …

PF Suthers, CJ Foster, D Sarkar, L Wang… - Metabolic …, 2021 - Elsevier
Understanding the governing principles behind organisms' metabolism and growth
underpins their effective deployment as bioproduction chassis. A central objective of …

[HTML][HTML] Detection of Hopf bifurcations in chemical reaction networks using convex coordinates

H Errami, M Eiswirth, D Grigoriev, WM Seiler… - Journal of …, 2015 - Elsevier
We present efficient algorithmic methods to detect Hopf bifurcation fixed points in chemical
reaction networks with symbolic rate constants, thereby yielding information about the …

Generalized Mass-Action Systems and Positive Solutions of Polynomial Equations with Real and Symbolic Exponents (Invited Talk)

S Müller, G Regensburger - … , CASC 2014, Warsaw, Poland, September 8 …, 2014 - Springer
Dynamical systems arising from chemical reaction networks with mass action kinetics are
the subject of chemical reaction network theory (CRNT). In particular, this theory provides …

A computational method to preclude multistationarity in networks of interacting species

E Feliu, C Wiuf - Bioinformatics, 2013 - academic.oup.com
Motivation: Modeling and analysis of complex systems are important aspects of
understanding systemic behavior. In the lack of detailed knowledge about a system, we …

A geometric method for model reduction of biochemical networks with polynomial rate functions

SS Samal, D Grigoriev, H Fröhlich, A Weber… - Bulletin of mathematical …, 2015 - Springer
Abstract Model reduction of biochemical networks relies on the knowledge of slow and fast
variables. We provide a geometric method, based on the Newton polytope, to identify slow …

Finding the positive feedback loops underlying multi-stationarity

E Feliu, C Wiuf - BMC systems biology, 2015 - Springer
Background Bistability is ubiquitous in biological systems. For example, bistability is found in
many reaction networks that involve the control and execution of important biological …

Linking metabolic network features to phenotypes using sparse group lasso

SS Samal, O Radulescu, A Weber, H Fröhlich - Bioinformatics, 2017 - academic.oup.com
Motivation Integration of metabolic networks with '-omics' data has been a subject of recent
research in order to better understand the behaviour of such networks with respect to …

Analysis of reaction network systems using tropical geometry

SS Samal, D Grigoriev, H Fröhlich… - International Workshop on …, 2015 - Springer
We discuss a novel analysis method for reaction network systems with polynomial or rational
rate functions. This method is based on computing tropical equilibrations defined by the …

The SDEval benchmarking toolkit

A Heinle, V Levandovskyy - ACM Communications in Computer Algebra, 2015 - dl.acm.org
In this paper we will present SDeval, a software project that contains tools for creating and
running benchmarks with a focus on problems in computer algebra. It is built on top of the …

Complexity of solving systems with few independent monomials and applications to mass-action kinetics

D Grigoriev, A Weber - Computer Algebra in Scientific Computing: 14th …, 2012 - Springer
We design an algorithm for finding solutions with nonzero coordinates of systems of
polynomial equations which has a better complexity bound than for known algorithms when …