. "Following its translocation to the nucleus, Cdc25 dephosphorylates and activates nuclear cyclin B1:Cdc2 complexes (Strausfeld et al., 1991)."^^ . . . . . . "Dephosphorylation of nuclear Cyclin B1:phospho-Cdc2 (Thr 14, Tyr15) complexes by Cdc25 phosphatases"^^ . "3.1.3.16"^^ . . . . . . .