Bacterial Multicellularity: The Biology of Escherichia coli Building Large-Scale Biofilm Communities

DO Serra, R Hengge - Annual review of microbiology, 2021 - annualreviews.org
Biofilms are a widespread multicellular form of bacterial life. The spatial structure and
emergent properties of these communities depend on a polymeric extracellular matrix …

[HTML][HTML] Defending against the type six secretion system: beyond immunity genes

SJ Hersch, K Manera, TG Dong - Cell Reports, 2020 - cell.com
The bacterial type six secretion system (T6SS) delivers toxic effector proteins into
neighboring cells, but bacteria must protect themselves against their own T6SS. Immunity …

Identification of divergent type VI secretion effectors using a conserved chaperone domain

X Liang, R Moore, M Wilton… - Proceedings of the …, 2015 - National Acad Sciences
The type VI secretion system (T6SS) is a lethal weapon used by many bacteria to kill
eukaryotic predators or prokaryotic competitors. Killing by the T6SS results from repetitive …

Elucidation of Sigma Factor-Associated Networks in Pseudomonas aeruginosa Reveals a Modular Architecture with Limited and Function-Specific Crosstalk

S Schulz, D Eckweiler, A Bielecka, T Nicolai… - PLoS …, 2015 - journals.plos.org
Sigma factors are essential global regulators of transcription initiation in bacteria which
confer promoter recognition specificity to the RNA polymerase core enzyme. They provide …

The key sigma factor of transition phase, SigH, controls sporulation, metabolism, and virulence factor expression in Clostridium difficile

L Saujet, M Monot, B Dupuy, O Soutourina… - Journal of …, 2011 - Am Soc Microbiol
Toxin synthesis in Clostridium difficile increases as cells enter into stationary phase. We first
compared the expression profiles of strain 630E during exponential growth and at the onset …

Characterization of three novel mechanosensitive channel activities in Escherichia coli

MD Edwards, S Black, T Rasmussen, A Rasmussen… - Channels, 2012 - Taylor & Francis
Mechanosensitive channels sense elevated membrane tension that arises from rapid water
influx occurring when cells move from high to low osmolarity environments (hypoosmotic …

Characterization of the RpoN regulon reveals differential regulation of T6SS and new flagellar operons in Vibrio cholerae O37 strain V52

TG Dong, JJ Mekalanos - Nucleic acids research, 2012 - academic.oup.com
The alternative sigma factor RpoN is an essential colonization factor of Vibrio cholerae and
controls important cellular functions including motility and type VI secretion (T6SS). The …

Comparative analyses imply that the enigmatic Sigma factor 54 is a central controller of the bacterial exterior

C Francke, T Groot Kormelink, Y Hagemeijer… - BMC genomics, 2011 - Springer
Background Sigma-54 is a central regulator in many pathogenic bacteria and has been
linked to a multitude of cellular processes like nitrogen assimilation and important functional …

Regulatory function of sigma factors RpoS/RpoN in adaptation and spoilage potential of Shewanella baltica

L Feng, W Bi, S Chen, J Zhu, X Liu - Food Microbiology, 2021 - Elsevier
Shewanella baltica is a typical specific spoilage organism causing the deterioration of
seafood, but the exact regulation of its adaptive and competitive dominance in diverse …

Identification and characterization of a novel flagellum-dependent Salmonella-infecting bacteriophage, iEPS5

Y Choi, H Shin, JH Lee, S Ryu - Applied and environmental …, 2013 - Am Soc Microbiol
ABSTRACT A novel flagellatropic phage of Salmonella enterica serovar Typhimurium,
called iEPS5, was isolated and characterized. iEPS5 has an icosahedral head and a long …