Evidence map›Paper›PMID 29957233›Full record

ArticleJournal of the American College of Cardiology2018

Genome Editing of Induced Pluripotent Stem Cells to Decipher Cardiac Channelopathy Variant.

Priyanka Garg, Angelos Oikonomopoulos, Haodong Chen, Yingxin Li, Chi Keung Lam, Karim Sallam, Marco Perez, Robert L Lux, Michael C Sanguinetti, Joseph C Wu

Abstract readCase Reports
In one paragraph

Article in Journal of the American College of Cardiology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 88 papers.

0numbers the graph read from it
0cells of the map it votes in
88citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

88 citing papers in PubMed.

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  16. The molecular mechanisms of cardiac development and related diseases.Signal transduction and targeted therapy · 2024
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28 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors.

Priyanka GargStanford Cardiovascular Institute and Department of Medicine, Division of Cardiology, Stanford University, Stanford, California.
Angelos OikonomopoulosStanford Cardiovascular Institute and Department of Medicine, Division of Cardiology, Stanford University, Stanford, California.
Haodong ChenStanford Cardiovascular Institute and Department of Medicine, Division of Cardiology, Stanford University, Stanford, California.
Yingxin LiStanford Cardiovascular Institute and Department of Medicine, Division of Cardiology, Stanford University, Stanford, California.
Chi Keung LamStanford Cardiovascular Institute and Department of Medicine, Division of Cardiology, Stanford University, Stanford, California.
Karim SallamStanford Cardiovascular Institute and Department of Medicine, Division of Cardiology, Stanford University, Stanford, California.
Marco PerezStanford Cardiovascular Institute and Department of Medicine, Division of Cardiology, Stanford University, Stanford, California; Center for Inherited Cardiovascular Disease, Division of Cardiovascular Medicine, Stanford University, Stanford, California.
Robert L LuxNora Eccles Harrison Cardiovascular Research and Training Institute, University of Utah, Salt Lake City, Utah.
Michael C SanguinettiNora Eccles Harrison Cardiovascular Research and Training Institute, University of Utah, Salt Lake City, Utah; Division of Cardiovascular Medicine, Department of Internal Medicine, University of Utah, Salt Lake City, Utah.
Joseph C WuStanford Cardiovascular Institute and Department of Medicine, Division of Cardiology, Stanford University, Stanford, California. Electronic address: joewu@stanford.edu.

Funding

Biorepository of Human iPSCs for Studying Dilated and Hypertrophic CardiomyopathyR24HL117756 · NHLBI · STANFORD UNIVERSITY · PI BUSTAMANTE, CARLOS DANIEL, SNYDER, MICHAEL P. · 2014 to 2018
$8.8M
Elucidating Mechanism of Cardiac Fibrosis with Cell Village of Pooled Human iPSCsR01HL130020 · NHLBI · STANFORD UNIVERSITY · PI Ronglih Liao, MARK MERCOLA · 2016 to 2026
$7.3M
Human Induced Pluripotent Stem Cells for Cardiovascular Disease ModelingR01HL113006 · NHLBI · STANFORD UNIVERSITY · PI WU, JOSEPH C. · 2012 to 2025
$6.8M
Human iPSCs for Elucidating Intercellular Crosstalk Signaling in Dilated CardiomyopathyR01HL141371 · NHLBI · STANFORD UNIVERSITY · PI WONG, WING H., WU, JOSEPH C. · 2018 to 2025
$6.2M
Training in Myocardial Biology at Stanford (TIMBS)T32HL094274 · NHLBI · STANFORD UNIVERSITY · PI Euan A Ashley, Daniel Bernstein · 2010 to 2026
$5.0M
Multi-Disciplinary Training Program in Cardiovascular Imaging at StanfordT32EB009035 · NIBIB · STANFORD UNIVERSITY · PI Koen Nieman, John M. Pauly · 2008 to 2026
$4.3M
A Systems Biology Approach to Study Cardiac Arrhythmias: iPS Cells and In Silico ModelingR01HL128170 · NHLBI · STANFORD UNIVERSITY · PI ALTMAN, RUSS BIAGIO, CLANCY, COLLEEN E · 2015 to 2018
$3.0M
NHLBI NIH HHS R01 HL113006NHLBI NIH HHS R01 HL128170NHLBI NIH HHS R01 HL130020NHLBI NIH HHS R01 HL141371NHLBI NIH HHS R24 HL117756NHLBI NIH HHS T32 HL094274NIBIB NIH HHS T32 EB009035
6 · The paper itself

Abstract

backgroundThe long QT syndrome (LQTS) is an arrhythmogenic disorder of QT interval prolongation that predisposes patients to life-threatening ventricular arrhythmias such as Torsades de pointes and sudden cardiac death. Clinical genetic testing has emerged as the standard of care to identify genetic variants in patients suspected of having LQTS. However, these results are often confounded by the discovery of variants of uncertain significance (VUS), for which there is insufficient evidence of pathogenicity.

objectivesThe purpose of this study was to demonstrate that genome editing of patient-specific induced pluripotent stem cells (iPSCs) can be a valuable approach to delineate the pathogenicity of VUS in cardiac channelopathy.

methodsPeripheral blood mononuclear cells were isolated from a carrier with a novel missense variant (T983I) in the KCNH2 (LQT2) gene and an unrelated healthy control subject. iPSCs were generated using an integration-free Sendai virus and differentiated to iPSC-derived cardiomyocytes (CMs).

resultsWhole-cell patch clamp recordings revealed significant prolongation of the action potential duration (APD) and reduced rapidly activating delayed rectifier K

conclusionsThe results suggest that the KCNH2

Indexed as

Gene EditingInduced Pluripotent Stem CellsAdultChannelopathiesERG1 Potassium ChannelHumansLong QT SyndromeMaleERG1 Potassium ChannelKCNH2 protein, humanarrhythmiagenome editinginduced pluripotent stem cellslong QT syndromevariant of uncertain significance

Identifiers

PMID29957233
PMCPMC6050025

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.