Stories by James E. Rothman

A transatlantic collaboration has uncovered the machinery responsible for forming the tiny but essential containers, or vesicles, that store proteins and shuttle them to and fro in cells

This cellular organelle modifies proteins, sorts them and packages them for delivery. Recent work shows the Golgi is divided into three compartments, each specialized for a different type of modification

The two sides of a biological membrane differ in structure and function. Studies of animal viruses and bacteria have helped to reveal how this asymmetry is preserved as the membrane grows