30 Jun 2008
Author: Sheilagh Molloy
The chaperone–usher (CU) pathway is responsible for the secretion of cell-surface structures in Gram-negative bacteria, including the type 1 and P pili in pathogenic Escherichia coli. In a recent issue of Cell, researchers from the laboratories of Scott Hultgren, David Thanassi, Gabriel Waksman [From Bacterial secretion: Structural snapshot]