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Cited by 523

The DOI matches its Crossref record; 1 of the 1 references it cites were found in a registry or an index.

Variant of SCN5A Sodium Channel Implicated in Risk of Cardiac Arrhythmia

Splawski, Igor, Timothy, Katherine W., Tateyama, Michihiro, Clancy, Colleen E., Malhotra, Alka, Beggs, Alan H., Cappuccio, Francesco P., Sagnella, Giuseppe A., Kass, Robert S., Keating, Mark T.·2002·Science

Abstract

Every year, ∼450,000 individuals in the United States die suddenly of cardiac arrhythmia. We identified a variant of the cardiac sodium channel gene SCN5A that is associated with arrhythmia in African Americans ( P = 0.000028) and linked with arrhythmia risk in an African-American family ( P = 0.005). In transfected cells, the variant allele (Y1102) accelerated channel activation, increasing the likelihood of abnormal cardiac repolarization and arrhythmia. About 13.2% of African Americans carry the Y1102 allele. Because Y1102 has a subtle effect on risk, most carriers will never have an arrhythmia. However, Y1102 may be a useful molecular marker for the prediction of arrhythmia susceptibility in the context of additional acquired risk factors such as the use of certain medications.

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Metadata

Authors
Splawski, I., Timothy, K. W., Tateyama, M., Clancy, C. E., Malhotra, A., Beggs, A. H., Cappuccio, F. P., Sagnella, G. A., Kass, R. S., & Keating, M. T.
Venue
Science
Published
2002-08-23
Volume
297
Issue
5585
Pages
1333-1336
ISSN
  • 0036-8075 (ISSN-L)
  • 1095-9203
OpenAlex
W2082626069
Cited by
523
References
1
FWCI
28.23
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Variant of SCN5A Sodium Channel Implicated in Risk of Cardiac Arrhythmia. https://app.cochat.ai/papers/10.1126/science.1073569
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Splawski, I., Timothy, K. W., Tateyama, M., Clancy, C. E., Malhotra, A., Beggs, A. H., Cappuccio, F. P., Sagnella, G. A., Kass, R. S., & Keating, M. T. (2002). Variant of SCN5A Sodium Channel Implicated in Risk of Cardiac Arrhythmia. Science. https://doi.org/10.1126/science.1073569

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