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Genetic Mutation Linked to Psychiatric Disease, Obesity, McGill University Study  
10/9/2012 7:38:52 AM

Grounding chronic illnesses and mental disorders in human DNA is like trying to tease out a giant riddle that’s complicated by the intricate relationship between biology and behaviour. Hundreds of genes have been associated with psychiatric conditions, some erroneously, and they were not confirmed. Now a high-level genetic analysis by an international team led by McGill University has made a key discovery linking a genetic mutation and psychiatric disease — plus a surprise connection to obesity.