Proteins constitute the molecular machinery of life. They give structure to cells, pump ions, catalyze reactions, or sense messengers.
To learn the st...
Purkinje cells are large neurons in the cerebellum, the part of the brain responsible for motor coordination. This 3D reconstruction shows Purkinje ce...
A schematic showing how calcium can activate both the enzyme PKC and a feedback loop of other chemical processes within the spine that magnify and ext...
