Engineering robust production microbes for large-scale cultivation

M Wehrs, D Tanjore, T Eng, J Lievense, TR Pray… - Trends in …, 2019 - cell.com
Systems biology and synthetic biology are increasingly used to examine and modulate
complex biological systems. As such, many issues arising during scaling-up microbial …

Understanding gradients in industrial bioreactors

G Nadal-Rey, DD McClure, JM Kavanagh… - Biotechnology …, 2021 - Elsevier
Gradients in industrial bioreactors have attracted substantial research attention since
exposure to fluctuating environmental conditions has been shown to lead to changes in the …

Developing a computational framework to advance bioprocess scale-up

G Wang, C Haringa, H Noorman, J Chu… - Trends in …, 2020 - cell.com
Bioprocess scale-up is a critical step in process development. However, loss of production
performance upon scaling-up, including reduced titer, yield, or productivity, has often been …

Scale-up of microbial processes: impacts, tools and open questions

R Takors - Journal of biotechnology, 2012 - Elsevier
Industrial biotechnological production is developing rapidly worldwide. Consequently, more
and novel bioprocesses need to perform optimally not only in small lab-but also in large …

Euler‐Lagrange computational fluid dynamics for (bio) reactor scale down: an analysis of organism lifelines

C Haringa, W Tang, AT Deshmukh, J Xia… - Engineering in life …, 2016 - Wiley Online Library
The trajectories, referred to as lifelines, of individual microorganisms in an industrial scale
fermentor under substrate limiting conditions were studied using an Euler‐Lagrange …

[HTML][HTML] Computational fluid dynamics simulation of an industrial P. chrysogenum fermentation with a coupled 9-pool metabolic model: Towards rational scale-down …

C Haringa, W Tang, G Wang, AT Deshmukh… - Chemical Engineering …, 2018 - Elsevier
We assess the effect of substrate heterogeneity on the metabolic response of P.
chrysogenum in industrial bioreactors via the coupling of a 9-pool metabolic model with …

[HTML][HTML] Euler-Lagrange analysis towards representative down-scaling of a 22 m3 aerobic S. cerevisiae fermentation

C Haringa, AT Deshmukh, RF Mudde… - Chemical Engineering …, 2017 - Elsevier
With reaction timescales equal to or shorter than the circulation time, the ideal mixing
assumption typically does not hold for large scale bioreactors. As a consequence large …

An analysis of organism lifelines in an industrial bioreactor using Lattice‐Boltzmann CFD

C Haringa - Engineering in Life Sciences, 2023 - Wiley Online Library
Euler‐Lagrange CFD simulations, where the biotic phase is represented by computational
particles (parcels), provide information on environmental gradients inside bioreactors from …

The development of an industrial-scale fed-batch fermentation simulation

S Goldrick, A Ştefan, D Lovett, G Montague… - Journal of …, 2015 - Elsevier
This paper describes a simulation of an industrial-scale fed-batch fermentation that can be
used as a benchmark in process systems analysis and control studies. The simulation was …

[HTML][HTML] Replacement of the Saccharomyces cerevisiae acetyl-CoA synthetases by alternative pathways for cytosolic acetyl-CoA synthesis

BU Kozak, HM van Rossum, KR Benjamin, L Wu… - Metabolic …, 2014 - Elsevier
Cytosolic acetyl-coenzyme A is a precursor for many biotechnologically relevant compounds
produced by Saccharomyces cerevisiae. In this yeast, cytosolic acetyl-CoA synthesis and …