MASTL and neoplasm of testis: Loss of mei-P26 function caused dysregulation in oo18 RNA-binding protein (orb), gawky (gw), sex-lethal (sxl), benign gonial cell neoplasm (bgcn), tumorous testis (tut), and bantam (mir-ban) (padj< = 0.05 Wald test, Fig 8C and * in Fig 8A and 8B).