Down-regulation of the Phosphatidylinositol 3-Kinase/Akt Pathway Is Involved in Retinoic Acid-induced Phosphorylation, Degradation, and Transcriptional Activity of Retinoic Acid Receptor γ2Maurizio Gianni’, Cécile Rochette‐Egly|Journal of Biological Chemistry|2002Cited by 51