CD40LG and schizophrenia: The Q allele coupled with its protein enzymatic activity (labeled as PONgenozyme), increased IgM to zonulin (labeled zonulin), and the natural IgM protectome (as assessed with IgM levels to azelaic acid, MDA, and PI, and total IgM, labeled natural IgM) may causally contribute to the phenome of schizophrenia.