Inhibition of Escherichia coli chemotaxis by omega-conotoxin, a calcium ion channel blocker
- PMID: 8444785
- PMCID: PMC193206
- DOI: 10.1128/jb.175.5.1235-1238.1993
Inhibition of Escherichia coli chemotaxis by omega-conotoxin, a calcium ion channel blocker
Abstract
Escherichia coli chemotaxis was inhibited by omega-conotoxin, a calcium ion channel blocker. With Tris-EDTA-permeabilized cells, nanomolar levels of omega-conotoxin inhibited chemotaxis without loss of motility. Cells treated with omega-conotoxin swam with a smooth bias, i.e., tumbling was inhibited.
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