Figure 4.

A simplified illustration of bacterial cell membrane with ion channels Schematic for the actual diffusion process of Mg2+ ions inside the cell membrane. The diffusion takes place through an ion-channel at the surface of the cell membrane.

Ghosh et al. BMC Genomics 2010 11(Suppl 3):S3   doi:10.1186/1471-2164-11-S3-S3