. "PubMed"^^ . "17525164"^^ . "Activation of 5'-AMP-activated kinase with diabetes drug metformin induces casein kinase Iepsilon (CKIepsilon)-dependent degradation of clock protein mPer2."^^ . "http://www.phosphosite.org/curatedInfoAction.do?record=11757"^^ . "2007"^^ .