Eric Stewart and colleagues have now tested this idea by analyzing repeated cycles of reproduction in Escherichia coli, a bacteria ... and each yeast cell has a finite life span.

A genome engineering-based systematic strategy for developing phage resistant Escherichia coli strains ... that are essential to the phage life cycle. This strategy can be used to transform ...

A protein called PriC allows DNA replication to proceed in Escherichia coli when the complex that usually initiates this process is compromised.