Overcoming presynaptic effects of VAMP2 mutations with 4-aminopyridine treatment.

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This study explores how a medication called 4-aminopyridine improved behavior and cognitive skills in a patient with a VAMP2 gene mutation affecting brain communication, suggesting this treatment approach may benefit others with similar presynaptic nerve signaling problems—including potentially those with 16p11.2-related autism, developmental delays, and epilepsy.