Linkage of beta1-adrenergic stimulation to apoptotic heart cell death through protein kinase A-independent activation of Ca2+/calmodulin kinase II - Zhu, W Z; Wang, S Q; Chakir, K; Yang, D; Zhang, T; Brown, J H; Devic, E; Kobilka, B K; Cheng, H; Xiao, R P (J Clin Invest, 2003)