Chelsky ZL, Yue P, Kondratyuk TP, Paladino D, Pezzuto JM, Cushman M, Turkson J. A Resveratrol Analogue Promotes ERKMAPK-Dependent Stat3 Serine and Tyrosine Phosphorylation Alterations and Antitumor Effects In Vitro against Human Tumor Cells. Mol Pharmacol. 2015 Sep; 88(3):524-33.