Novel Calmodulin Mutations Associated With Congenital Arrhythmia Susceptibility
Author(s) -
Naomasa Makita,
Nobue Yagihara,
Lia Crotti,
Christopher N. Johnson,
Britt Maria Beckmann,
Michelle S. Roh,
Daichi Shigemizu,
Peter Lichtner,
Taisuke Ishikawa,
Takeshi Aiba,
Tessa Homfray,
Elijah R. Behr,
Didier Klug,
Isabelle Denjoy,
Elisa Mastantuono,
Daniel Theisen,
Tatsuhiko Tsunoda,
Wataru Satake,
Tatsushi Toda,
Hidewaki Nakagawa,
Yukiomi Tsuji,
Takeshi Tsuchiya,
Hirokazu Yamamoto,
Yoshihiro Miyamoto,
Naoto Endo,
Akinori Kimura,
Kouichi Ozaki,
Hideki Motomura,
Kenji Suda,
Toshihiro Tanaka,
Peter J. Schwartz,
Thomas Meitinger,
Stefan Kääb,
Pascale Guicheney,
Wataru Shimizu,
Zahurul A. Bhuiyan,
Hiroshi Watanabe,
Walter Chazin,
Alfred L. George
Publication year - 2014
Publication title -
circulation cardiovascular genetics
Language(s) - English
Resource type - Journals
eISSN - 1942-325X
pISSN - 1942-3268
DOI - 10.1161/circgenetics.113.000459
Subject(s) - catecholaminergic polymorphic ventricular tachycardia , missense mutation , medicine , long qt syndrome , proband , sudden cardiac death , sudden death , ryanodine receptor 2 , mutation , genotype , cardiology , genetics , endocrinology , biology , qt interval , receptor , ryanodine receptor , gene
Genetic predisposition to life-threatening cardiac arrhythmias such as congenital long-QT syndrome (LQTS) and catecholaminergic polymorphic ventricular tachycardia (CPVT) represent treatable causes of sudden cardiac death in young adults and children. Recently, mutations in calmodulin (CALM1, CALM2) have been associated with severe forms of LQTS and CPVT, with life-threatening arrhythmias occurring very early in life. Additional mutation-positive cases are needed to discern genotype-phenotype correlations associated with calmodulin mutations.
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