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Dimethyl Lithospermate B, an Extract of Danshen, Suppresses Arrhythmogenesis Associated With the Brugada Syndrome
Author(s) -
Jeffrey Fish,
Daniel R. Welchons,
Young-Sup Kim,
SukHo Lee,
WonKyung Ho,
Charles Antzelevitch
Publication year - 2006
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.105.601690
Subject(s) - medicine , pinacidil , verapamil , brugada syndrome , ventricular fibrillation , cardiology , repolarization , terfenadine , ventricular tachycardia , tachycardia , pharmacology , endocrinology , electrophysiology , glibenclamide , calcium , diabetes mellitus
Dimethyl lithospermate B (dmLSB) is an extract of Danshen, a traditional Chinese herbal remedy, which slows inactivation of INa, leading to increased inward current during the early phases of the action potential (AP). We hypothesized that this action would be antiarrhythmic in the setting of Brugada syndrome.

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