Short chain carnitines in adolescent major depressive disorder: Associations and biomarker potential ScienceDirect Could a mitochondrial metabolite known as acetyl L carnitine (LAC) yield a new biomarker for depression and potential new therapies? Dr. Carla Nasca, an @nyugrossman assistant professor of psychiatry and of neuroscience and physiology, Frontiers Analgesic and Antidepressant Effects of the Clinical Glutamate Modulators Acetyl L Carnitine and Ketamine Plasma acetyl l carnitine and l carnitine in major depressive episodes: a casecontrol study before and after treatment Psychological Medicine Cambridge Core FERA PETS Cardiac Support for Dogs & Cats