"It Was the Interneuron with the Parvalbumin in the Hippocampus!" "No, it Was the Pyramidal Cell with the Glutamate in the Cortex!" Searching for Clues to the Mechanism of Dravet Syndrome – the Plot Thickens: Dravet Syndrome – It's Not Only Interneurons. Issue 6 (November 2014) - Isom, Lori L.