Withdrawal: RNA Silencing Identifies PDE4D5 as the Functionally Relevant cAMP Phosphodiesterase Interacting with βArrestin to Control the Protein Kinase A/AKAP79-mediated Switching of the β2-Adrenergic Receptor to Activation of ERK in HEK293B2 Cells

The Journal concluded that the second and third lanes of Figure 4B had been derived from the same source image. Raw data was not available to address the Journal’s concerns. The authors have decided to withdraw the article.