Scientists have discovered that the adolescent brain does more than prune old connections. During the teen years, it actively ...

In the Alzheimer’s disease brain, synaptic loss correlates with cognitive decline, and is considered a sign of disease progression. But is synaptic loss always bad? Provocative new data from several ...

NEW YORK (Reuters) - Although many things have gone wrong in the autistic brain, scientists have recently been focusing on one of the most glaring: a surplus of connections, or synapses.

Microglia, the primary brain macrophages, regulate a plethora of processes that impact the organization of neural circuits, including synapse pruning. Whether microglia are generic effectors of ...