SLC32A1 and tuberous sclerosis: In agreement with our findings, samples from patients with Focal Cortical Dysplasia, which display many cellular similarities with TSC lesions, contain a small subset of dysmorphic neurons that express VGAT and DLX1 or DLX2 transcription factors expressed by cells derived from the medial ganglionic eminences (Lamparello et al., 2007).