Article
Suppression of Rad leads to arrhythmogenesis via PKA-mediated phosphorylation of ryanodine receptor activity in the heart.
Biochemical and biophysical research communications - 26 Sept 2014
Yamakawa Hiroyuki, Murata Mitsushige, Suzuki Tomoyuki, Yada Hirotaka, Ishida Hideyuki, Aizawa Yoshiyasu, Adachi Takeshi, Kamiya Kaichiro, Fukuda Keiichi
Abstract excerpt
Ras-related small G-protein Rad plays a critical role in generating arrhythmias via regulation of the L-type Ca(2+) channel (LTCC). The aim was to demonstrate the role of Rad in intracellular calcium homeostasis by cardiac-Specific dominant-negative suppression of Rad. Transgenic (TG) mice overexpressing dominant-negative mutant Rad (S105N Rad TG) were generated. To measure intracellular Ca(2+) concentration...
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