Bacteria have evolved different systems for secreting proteins. One, called a type VI secretion system, is found in about a quarter of all bacteria with two membranes. Despite being common, ...
PASADENA, Calif.—Bacteria have evolved different systems for secreting proteins into the fluid around them or into other cells. Some, for example, have syringe-like exterior structures that can pierce ...
Some types of bacteria have evolved spring-loaded molecular daggers with which to attack nearby cells. The “type VI secretion system”, found in roughly one-quarter of all bacteria with two membranes, ...
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