IGSF9B and myoclonic epilepsy: Conversely, an increase in the expression levels of SLIT and NTRK-like family, member 1 (Slitrk1), TYRO3 protein tyrosine kinase 3 (Tyro3), epilepsy, progressive myoclonic epilepsy, type 2 gene alpha (Epm2a), fucosyl-transferase 9 (Fut9), immunoglobulin superfamily, member 9B (Igsf9b) was observed.