TAAR1 and schizophrenia: Abnormal levels of TAs has been associated with various neuropathological disorders, including schizophrenia [33,67,68,69,70,71], major depression [71,72] and Parkinson’s disease [63,95,98,99,100]; in addition, the TAAR1 gene maps to locus 6q23 have been frequently associated with schizophrenia and bipolar disorder [100,101].