This is important because most signaling molecules are either too big or too charged to cross a cell's plasma membrane (Figure 1). Not all receptors exist on the exterior of the cell. Some exist ...

Gap junctions may also open and close in response to metabolic signals (Figure 2, Figure 3). Cell signaling isn't just central to tissue architecture and function: It also plays an important role ...

In an effort to understand how brain cells exchange chemical messages, scientists say they have successfully used a highly specialized microscope to capture more precise details of how one of the most ...

Ten years of substantial work by Université de Montréal immunologist Nathalie Labrecque's team at the Montreal Clinical ...