Multiple functions of flagellar motility and chemotaxis in bacterial physiology
Most swimming bacteria are capable of following gradients of nutrients, signaling molecules
and other environmental factors that affect bacterial physiology. This tactic behavior became …
and other environmental factors that affect bacterial physiology. This tactic behavior became …
Responding to chemical gradients: bacterial chemotaxis
V Sourjik, NS Wingreen - Current opinion in cell biology, 2012 - Elsevier
Chemotaxis allows bacteria to follow gradients of nutrients and other environmental stimuli.
The bacterium Escherichia coli performs chemotaxis via a run-and-tumble strategy in which …
The bacterium Escherichia coli performs chemotaxis via a run-and-tumble strategy in which …
[HTML][HTML] High-throughput 3D tracking of bacteria on a standard phase contrast microscope
Bacteria employ diverse motility patterns in traversing complex three-dimensional (3D)
natural habitats. 2D microscopy misses crucial features of 3D behaviour, but the applicability …
natural habitats. 2D microscopy misses crucial features of 3D behaviour, but the applicability …
Directional persistence of chemotactic bacteria in a traveling concentration wave
J Saragosti, V Calvez, N Bournaveas… - Proceedings of the …, 2011 - National Acad Sciences
Chemotactic bacteria are known to collectively migrate towards sources of attractants. In
confined convectionless geometries, concentration “waves” of swimming Escherichia coli …
confined convectionless geometries, concentration “waves” of swimming Escherichia coli …
Chemotactic migration of bacteria in porous media
Chemotactic migration of bacteria—their ability to direct multicellular motion along chemical
gradients—is central to processes in agriculture, the environment, and medicine. However …
gradients—is central to processes in agriculture, the environment, and medicine. However …
Emergent properties of bacterial chemotaxis pathway
Highlights•Bacteria use the chemotaxis pathway to navigate in complex environments.•E.
coli chemotaxis pathway is composed of a transduction and an adaptation module.•The …
coli chemotaxis pathway is composed of a transduction and an adaptation module.•The …
Modeling E. coli Tumbles by Rotational Diffusion. Implications for Chemotaxis
J Saragosti, P Silberzan, A Buguin - PloS one, 2012 - journals.plos.org
The bacterium Escherichia coli in suspension in a liquid medium swims by a succession of
runs and tumbles, effectively describing a random walk. The tumbles randomize …
runs and tumbles, effectively describing a random walk. The tumbles randomize …
Reverse and flick: Hybrid locomotion in bacteria
R Stocker - Proceedings of the National Academy of …, 2011 - National Acad Sciences
Many bacteria are motile. They use one or more helical flagella as propellers, rotating them
like the corkscrew on a wine bottle opener. Despite the limited morphological repertoire of …
like the corkscrew on a wine bottle opener. Despite the limited morphological repertoire of …
Behavioral variability and phenotypic diversity in bacterial chemotaxis
Living cells detect and process external signals using signaling pathways that are affected
by random fluctuations. These variations cause the behavior of individual cells to fluctuate …
by random fluctuations. These variations cause the behavior of individual cells to fluctuate …
Escherichia coli swimming is robust against variations in flagellar number
Bacterial chemotaxis is a paradigm for how environmental signals modulate cellular
behavior. Although the network underlying this process has been studied extensively, we do …
behavior. Although the network underlying this process has been studied extensively, we do …