Dissection of murine brain to separate out hippocampus. A, Dorsal view of the mouse brain. On the lower side is the cerebellum and on the upper side are the cerebral cortices. Each cerebral cortex contains hippocampus embedded in its ventral inner side. B, right cerebral cortex is placed on its dorsal side with the crescent shaped hippocampus clearly visible. C, hippocampus flipped inside out; and D, hippocampus separated from the rest of the tissue.