Cardiomyocytes Derived From Pluripotent Stem Cells Recapitulate Electrophysiological Characteristics of an Overlap Syndrome of Cardiac Sodium Channel Disease
Author(s) -
Richard P. Davis,
Simona Casini,
Cathelijne W. van den Berg,
Maaike Hoekstra,
Carol Ann Remme,
Cheryl Dambrot,
Daniela Salvatori,
Dorien Wardvan Oostwaard,
Arthur A.M. Wilde,
Connie R. Bezzina,
Arie O. Verkerk,
Christian Freund,
Christine L. Mummery
Publication year - 2012
Publication title -
circulation
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 7.795
H-Index - 607
eISSN - 1524-4539
pISSN - 0009-7322
DOI - 10.1161/circulationaha.111.066092
Subject(s) - induced pluripotent stem cell , embryonic stem cell , sodium channel , mutation , myocyte , microbiology and biotechnology , electrophysiology , patch clamp , mutant , stem cell , wild type , medicine , biology , genetics , chemistry , gene , sodium , organic chemistry
Pluripotent stem cells (PSCs) offer a new paradigm for modeling genetic cardiac diseases, but it is unclear whether mouse and human PSCs can truly model both gain- and loss-of-function genetic disorders affecting the Na(+) current (I(Na)) because of the immaturity of the PSC-derived cardiomyocytes. To address this issue, we generated multiple PSC lines containing a Na(+) channel mutation causing a cardiac Na(+) channel overlap syndrome.
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