Approximating solutions of the chemical master equation using neural networks

A Sukys, K Öcal, R Grima - Iscience, 2022 - cell.com
Summary The Chemical Master Equation (CME) provides an accurate description of
stochastic biochemical reaction networks in well-mixed conditions, but it cannot be solved …

Network switches and their role in circadian clocks

M Del Olmo, S Legewie, M Brunner, T Höfer… - Journal of Biological …, 2024 - ASBMB
Circadian rhythms are generated by complex interactions among genes and proteins. Self-
sustained∼ 24 h oscillations require negative feedback loops and sufficiently strong …

PRD-2 mediates clock-regulated perinuclear localization of clock gene RNAs within the circadian cycle of Neurospora

BM Bartholomai, AS Gladfelter… - Proceedings of the …, 2022 - National Acad Sciences
The transcription–translation negative feedback loops underlying animal and fungal
circadian clocks are remarkably similar in their molecular regulatory architecture and …

[HTML][HTML] Timely questions emerging in Chronobiology: the Circadian Clock keeps on ticking

S Chawla, J O'Neill, MI Knight, Y He… - Journal of circadian …, 2024 - ncbi.nlm.nih.gov
Chronobiology investigations have revealed much about cellular and physiological
clockworks but we are far from having a complete mechanistic understanding of the …

Inference and uncertainty quantification of stochastic gene expression via synthetic models

K Öcal, MU Gutmann… - Journal of The Royal …, 2022 - royalsocietypublishing.org
Estimating uncertainty in model predictions is a central task in quantitative biology.
Biological models at the single-cell level are intrinsically stochastic and nonlinear, creating …

An effective model of endogenous clocks and external stimuli determining circadian rhythms

T Breitenbach, C Helfrich-Förster, T Dandekar - Scientific Reports, 2021 - nature.com
Circadian endogenous clocks of eukaryotic organisms are an established and rapidly
developing research field. To investigate and simulate in an effective model the effect of …

Coupling allows robust mammalian redox circadian rhythms despite heterogeneity and noise

M Del Olmo, A Kalashnikov, C Schmal, A Kramer… - Heliyon, 2024 - cell.com
Circadian clocks are endogenous oscillators present in almost all cells that drive daily
rhythms in physiology and behavior. There are two mechanisms that have been proposed to …

An improved rhythmicity analysis method using Gaussian Processes detects cell-density dependent circadian oscillations in stem cells

S Sahay, S Adhikari, S Hormoz, S Chakrabarti - Bioinformatics, 2023 - academic.oup.com
Motivation Detecting oscillations in time series remains a challenging problem even after
decades of research. In chronobiology, rhythms (for instance in gene expression, eclosion …

Cell Biological Dissection of the Neurospora Circadian Oscillator: Tools, Approaches, and Fundamental Observations

BM Bartholomai - 2022 - search.proquest.com
The study of circadian behavior in living organisms has a long history dating back to the 18
th century AD. Over time, the scale at which the clock is studied has changed. Well into the …

Coupling allows robust redox circadian rhythms despite heterogeneity and noise

M Del Olmo, A Kalashnikov, C Schmal, A Kramer… - bioRxiv, 2023 - biorxiv.org
Circadian clocks are endogenous oscillators present in almost all cells that drive daily
rhythms in physiology and behavior. There are two mechanisms that have been proposed to …