The positive association of schizophrenia with DTNBP1 has been replicated in independent studies [10], [11], [12], [13], [14], [15], [16], [17], [18], [19], [20], but association with the MRDS1/OFCC1 gene has not been tested in other ethnic populations. Here, DTNBP1 is linked to schizophrenia.