AQP4 and bipolar disorder: VWA8 (von Willebrand domain-containing protein 8), SNAP29 (Synaptosomal-associated protein 29), RIF1 (Replication Timing Regulatory Factor 1), AQP4 (Aquaporin-4) and GSTM3 (Glutathione S-Transferase Mu 3) were some relevant differentially expressed genes detected in the bipolar disorder datasets.