Frontiers Schizophrenia Increases Variability of the Central Antioxidant System: A Meta Analysis of Variance From MRS Studies of Glutathione Glutamine vs. Glutathione: Their Relationship and Glutamate's Role Troscriptions Brain glutathione levels and age at onset of illness in chronic schizophrenia Acta Neuropsychiatrica Cambridge Core Frontiers Relevance of diet in schizophrenia: a review focusing on prenatal nutritional deficiency, obesity, oxidative stress and inflammation Schizophrenia: A Biochemistry Approach to Schizophrenia Treatment