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New clue to autism found inside brain cells

The problems people with autism have with memory formation, higher-level thinking and social interactions may be partially attributable to the activity of receptors inside brain cells, researchers have learned. The receptor under study, known as the mGlu5 receptor, becomes activated when it binds to the neurotransmitter glutamate, which is associated with learning and memory. This leads to chain reactions that convert the glutamate's signal into messages traveling inside the cell.
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