1.4.1.35.



Fig. 1.4.1.35. The spine apparatus -- a derivative of smooth endoplasmic reticulum -- can be situated in a dendritic spine head, neck (inset, white arrow) or at its base. Fine denser material (dense plate) is located between cisternae (red arrow). Three-dimensional reconstruction of the same place is shown in different angles of view. (Rat, hippocampus.)