296 Cannabidiol Modulates Brain Excitation and Inhibition Systems in the Human Brain; But Differently in Adults with Autism Spectrum Disorder.
C. M. Pretzsch J. Freyberg B. Voinescu D. J. Lythgoe J. Horder M. A. Mendez R. H. Wichers L. Ajram G. Ivin M. Heasman R. A. Edden S. C. Williams D. G. Murphy E. Daly G. M. McAlonan

297 Citalopram Modulates the Neural Systems Involved in Processing of Facial Emotion in ASC but NOT in Neurotypical Controls
N. Wong R. H. Wichers J. Findon V. Giampietro V. Stoencheva C. M. Murphy C. Ecker D. G. Murphy G. M. McAlonan E. Daly

298 Event-Related Functional Spectroscopy Reveals Distinct Glutamate and GABA Abnormalities in ASD and High-Risk Children
O. J. Surgent B. G. Travers B. Nacewicz

299 Excitatory-Inhibitory Response to GABA-B Challenge Is Different in Adults with and without an Autism Spectrum Condition
A. C. Pereira H. Velthuis N. Wong L. Kowalewski D. J. Lythgoe D. Rotaru R. A. Edden E. Daly D. G. Murphy G. M. McAlonan

300 Imbalance Glutathione Biosynthesis in Cingulated Cortices: ASD Kinetic Patterns In Vivo.
C. D. Jimenez-Espinoza F. J. Marcano Serrano J. L. González-Mora