Consequences of iron exposure and glutathione depletion on redox balance, lipidome, and neurotransmission in C. elegans ScienceDirect Frontiers Alterations of mitochondrial dynamics in serotonin transporter knockout rats: A possible role in the fear extinction recall mechanisms Frontiers Gut microbiota, nutrients, and depression Full article: Pathobiological targets of depression Into the Light Integrative Vision Context dependent serotonin signaling links dietary quality to foraging decisions Nature Communications