. "PubMed"^^ . "8119945"^^ . "Activation of p34cdc2 protein kinase by microinjection of human cdc25C into mammalian cells. Requirement for prior phosphorylation of cdc25C by p34cdc2 on sites phosphorylated at mitosis."^^ . "http://www.phosphosite.org/curatedInfoAction.do?record=2459"^^ . "1994"^^ .