New study discredits link between MMR and autism

A group of researchers from Great Ormond Street Hospital, Guy's and St Thomas' Hospital and the University of Edinburgh used urine samples to compare 65 children who had autism or Asperger's Syndrome with 158 control children. They found no evidence to support the idea that children with autism have dangerous proteins, called opioids peptides, leaking from their intestines, which then affect the brain. Neither the autistic children's urine nor that of the controls contained any opioids at all. This would discredit the 'leaky gut' theory, which...