Molecular mechanisms of microbial survivability in outer space: a systems biology approach

T Milojevic, W Weckwerth - Frontiers in Microbiology, 2020 - frontiersin.org
Since the dawn of space exploration, the survivability of terrestrial life in outer space
conditions has attracted enormous attention. Space technology has enabled the …

Predictive modeling for metabolomics data

T Ghosh, W Zhang, D Ghosh, K Kechris - Computational methods and …, 2020 - Springer
In recent years, mass spectrometry (MS)-based metabolomics has been extensively applied
to characterize biochemical mechanisms, and study physiological processes and …

COVRECON: automated integration of genome-and metabolome-scale network reconstruction and data-driven inverse modeling of metabolic interaction networks

J Li, S Waldherr, W Weckwerth - Bioinformatics, 2023 - academic.oup.com
Motivation One central goal of systems biology is to infer biochemical regulations from large-
scale OMICS data. Many aspects of cellular physiology and organismal phenotypes can be …

Low-sample-size data-driven re-stabilization of gene network systems

X Shen, M Morishita, I Jun-ichi, M Oku, K Aihara - IFAC-PapersOnLine, 2022 - Elsevier
During the progression of complex diseases caused by qualitative shifts in gene networks,
the deteriorations may be abrupt and cause a critical transition from a healthy state to a …

Toward a unification of system-theoretical principles in biology and ecology—the stochastic lyapunov matrix equation and its inverse application

W Weckwerth - Frontiers in Applied Mathematics and Statistics, 2019 - frontiersin.org
System theory has its roots in mathematical formalisms developed by mathematicians and
physicists, such as Leibniz, Euler, and Newton, and applied by congenial chemists and …

[PDF][PDF] A dynamical systems treatment of transcriptomic trajectories in hematopoiesis

SL Freedman, B Xu, S Goyal, M Mani - Development, 2023 - journals.biologists.com
Inspired by Waddington's illustration of an epigenetic landscape, cell-fate transitions have
been envisioned as bifurcating dynamical systems, wherein exogenous signaling dynamics …

Stoichiometric correlation analysis: Principles of metabolic functionality from metabolomics data

K Schwahn, R Beleggia, N Omranian… - Frontiers in Plant …, 2017 - frontiersin.org
Recent advances in metabolomics technologies have resulted in high-quality (time-
resolved) metabolic profiles with an increasing coverage of metabolic pathways. These data …

Model-Free Dominant Pole Placement for Restabilizing High-Dimensional Network Systems via Small-Sample-Size Data

X Shen, H Sasahara, M Morishita, JI Imura… - IEEE …, 2023 - ieeexplore.ieee.org
There is a critical transition before a high-dimensional network system completely
deteriorates. The Dynamical Network Marker (DNM) theory has been developed for the early …

JacLy: a Jacobian-based method for the inference of metabolic interactions from the covariance of steady-state metabolome data

MJ Khatibipour, F Kurtoğlu, T Çakır - PeerJ, 2018 - peerj.com
Reverse engineering metabolome data to infer metabolic interactions is a challenging
research topic. Here we introduce JacLy, a Jacobian-based method to infer metabolic …

Enzyme fluctuations data improve inference of metabolic interaction networks with an inverse differential Jacobian approach

J Li, W Weckwerth, S Waldherr - bioRxiv, 2023 - biorxiv.org
The development of next-generation sequencing and single-cell technology has generated
vast genome-scale multi-omics datasets. Dedicated mathematical algorithms are required to …