Transient Versus Sustained Phosphorylation and Nuclear Accumulation of ERKs Underlie Anti Versus Pro-apoptotic Effects of Estrogens. - Jin-Ran Chen; Plotkin, Lilian I.; Aguirre, José Ignacio; Li Han; Jilka, Robert L.; Kousteni, Stavroula; Bellido, Teresita; Manolagas, Stavros C. (Journal of Biological Chemistry, 2005)