Glial cells are immune cells found in the brain not directly involved in synaptic interactions or electrical signaling, although their supportive functions are known to play a crucial role in defining synaptic contacts and maintaining the signaling abilities of neurons.   Astrocytes are specialized glial cells thought to outnumber neurons by at least fivefold, with astrocytic roles and involvement in neurological disease still being discovered.  Now, … Continue reading Study identifies new key role for astrocytes in memory and learning.