Bacterial metabolism and susceptibility to cell wall-active antibiotics

MR Keller, T Dörr - Advances in microbial physiology, 2023 - Elsevier
Bacterial infections are increasingly resistant to antimicrobial therapy. Intense research
focus has thus been placed on identifying the mechanisms that bacteria use to resist killing …

Intrabacterial lipid inclusions in mycobacteria: unexpected key players in survival and pathogenesis?

I Mallick, P Santucci, I Poncin, V Point… - FEMS Microbiology …, 2021 - academic.oup.com
Mycobacterial species, including Mycobacterium tuberculosis, rely on lipids to survive and
chronically persist within their hosts. Upon infection, opportunistic and strict pathogenic …

Branched-chain amino acid metabolism controls membrane phospholipid structure in Staphylococcus aureus

MW Frank, SG Whaley, CO Rock - Journal of Biological Chemistry, 2021 - ASBMB
Branched-chain amino acids (primarily isoleucine) are important regulators of virulence and
are converted to precursor molecules used to initiate fatty acid synthesis in Staphylococcus …

A temperature-sensitive metabolic valve and a transcriptional feedback loop drive rapid homeoviscous adaptation in Escherichia coli

L Hoogerland, SPH van den Berg, Y Suo… - Nature …, 2024 - nature.com
All free-living microorganisms homeostatically maintain the fluidity of their membranes by
adapting lipid composition to environmental temperatures. Here, we quantify enzymes and …

ppGpp is a bacterial cell size regulator

F Büke, J Grilli, MC Lagomarsino, G Bokinsky, SJ Tans - Current Biology, 2022 - cell.com
Growth and division are central to cell size. Bacteria achieve size homeostasis by dividing
when growth has added a constant size since birth, termed the adder principle, by unknown …

Malonyl-acyl carrier protein decarboxylase activity promotes fatty acid and cell envelope biosynthesis in Proteobacteria

SG Whaley, CD Radka, C Subramanian… - Journal of Biological …, 2021 - ASBMB
Bacterial fatty acid synthesis in Escherichia coli is initiated by the condensation of an acetyl-
CoA with a malonyl-acyl carrier protein (ACP) by the β-ketoacyl-ACP synthase III enzyme …

Escherichia coli minicells with targeted enzymes as bioreactors for producing toxic compounds

SJ Kim, W Chang, MK Oh - Metabolic engineering, 2022 - Elsevier
Formed by aberrant cell division, minicells possess functional metabolism despite their
inability to grow and divide. Minicells exhibit not only superior stability when compared with …

Longitudinal Single‐Cell Imaging of Engineered Strains with Stimulated Raman Scattering to Characterize Heterogeneity in Fatty Acid Production

N Tague, H Lin, JB Lugagne, OM O'Connor… - Advanced …, 2023 - Wiley Online Library
Understanding metabolic heterogeneity is critical for optimizing microbial production of
valuable chemicals, but requires tools that can quantify metabolites at the single‐cell level …

Calibrating the Bacterial Growth Rate Speedometer: A Re-evaluation of the Relationship Between Basal ppGpp, Growth, and RNA Synthesis in Escherichia coli

NCE Imholz, MJ Noga, NJF Van den Broek… - Frontiers in …, 2020 - frontiersin.org
The molecule guanosine tetraphophosphate (ppGpp) is most commonly considered an
alarmone produced during acute stress. However, ppGpp is also present at low …

[HTML][HTML] Co-ordinated assembly of the multilayered cell envelope of Gram-negative bacteria

EM Fivenson, L Dubois, TG Bernhardt - Current Opinion in Microbiology, 2024 - Elsevier
Bacteria surround themselves with complex cell envelopes to maintain their integrity and
protect against external insults. The envelope of Gram-negative organisms is multilayered …