We talk a lot about behaviors and developmental support in autism, but what about what's happening on a cellular level? Many children on the spectrum have disruptions in glutathione metabolism, leading to PDF) Urine total glutathione levels as a potential marker of increased oxidative stress in autism Increased glutamate and glutamine levels and their relationship to astrocytes and dopaminergic transmissions in the brains of adults with autism Scientific Reports What Causes Autism? Vitamin A Deficiency & the Developing Brain