(B) Immunoblots and quantification of Grk5 protein levels in vitro after Cand2 KD with siRNA and after Cand2 OE with AAV6. t-test, n=4-5 biological replicates per group. Data information: Error bars indicate means ± SEM. * - P ≤ 0.05, *** - P ≤ 0.001. 