Feedback regulation and coordination of the main metabolism for bacterial growth and metabolic engineering for amino acid fermentation

K Shimizu, Y Matsuoka - Biotechnology Advances, 2022 - Elsevier
Living organisms such as bacteria are often exposed to continuous changes in the nutrient
availability in nature. Therefore, bacteria must constantly monitor the environmental …

Acetate metabolism regulation in Escherichia coli: carbon overflow, pathogenicity, and beyond

V Bernal, S Castaño-Cerezo, M Cánovas - Applied microbiology and …, 2016 - Springer
Acetate is ubiquitously found in natural environments. Its availability in the gut is high as a
result of the fermentation of nutrients, and although it is rapidly absorbed by intestinal …

Suboptimal resource allocation in changing environments constrains response and growth in bacteria

R Balakrishnan, RT de Silva, T Hwa… - Molecular systems …, 2021 - embopress.org
To respond to fluctuating conditions, microbes typically need to synthesize novel proteins.
As this synthesis relies on sufficient biosynthetic precursors, microbes must devise effective …

Ribosome-binding antibiotics increase bacterial longevity and growth efficiency

E Wood, H Schulenburg, P Rosenstiel… - Proceedings of the …, 2023 - National Acad Sciences
Antibiotics, by definition, reduce bacterial growth rates in optimal culture conditions;
however, the real-world environments bacteria inhabit see rapid growth punctuated by …

Laboratory evolution to alternating substrate environments yields distinct phenotypic and genetic adaptive strategies

TE Sandberg, CJ Lloyd, BO Palsson… - Applied and …, 2017 - Am Soc Microbiol
Adaptive laboratory evolution (ALE) experiments are often designed to maintain a static
culturing environment to minimize confounding variables that could influence the adaptive …

Bacterial glycogen provides short-term benefits in changing environments

K Sekar, SM Linker, J Nguyen… - Applied and …, 2020 - Am Soc Microbiol
Changing nutritional conditions challenge microbes and shape their evolutionary
optimization. Here, we used real-time metabolomics to investigate the role of glycogen in the …

Bacterial acetate metabolism and its influence on human epithelia

J Hosmer, AG McEwan, U Kappler - Emerging topics in life …, 2023 - portlandpress.com
Short-chain fatty acids are known modulators of host–microbe interactions and can affect
human health, inflammation, and outcomes of microbial infections. Acetate is the most …

Distinct mechanisms coordinate transcription and translation under carbon and nitrogen starvation in Escherichia coli

S Iyer, D Le, BR Park, M Kim - Nature microbiology, 2018 - nature.com
Bacteria adapt to environmental stress by producing proteins that provide stress protection.
However, stress can severely perturb the kinetics of gene expression, disrupting protein …

Comparison of glucose, acetate and ethanol as carbon resource for production of poly (3-hydroxybutyrate) and other acetyl-CoA derivatives

S Sun, Y Ding, M Liu, M Xian, G Zhao - Frontiers in bioengineering …, 2020 - frontiersin.org
Poly (3-hydroxybutyrate)(PHB) is a biodegradable and biocompatible thermoplastic, and
synthesized from the central metabolite acetyl-CoA. The acetyl-CoA synthesis from glucose …

Metabolic models of human gut microbiota: Advances and challenges

DR Garza, D Gonze, H Zafeiropoulos, B Liu, K Faust - Cell systems, 2023 - cell.com
The human gut is a complex ecosystem consisting of hundreds of microbial species
interacting with each other and with the human host. Mathematical models of the gut …