KDM5B and Dravet syndrome: Finally, using the same research web portal used in a study by [14], TrisomExplorer (http://explorer.trisome.org/transcriptome/), we realised that the KDM5B transcript, which encodes for a specific histone demethylation (H3K4) called JARID1B, is differentially expressed in DS subjects compared to healthy individuals [14].