Evidence map›Paper›PMID 22821993›Full record

ReviewAmerican journal of physiology. Heart and circulatory physiology2012

Processing and analysis of cardiac optical mapping data obtained with potentiometric dyes.

Jacob I Laughner, Fu Siong Ng, Matthew S Sulkin, R Martin Arthur, Igor R Efimov

Abstract readReview
In one paragraph

Review in American journal of physiology. Heart and circulatory physiology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 133 papers.

0numbers the graph read from it
0cells of the map it votes in
133citing 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

133 citing papers in PubMed.

  1. Trial
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  10. CoordinatedeLife · 2025
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  11. Article
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  15. Article
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  19. Evaluation of novel open-source software for cardiac optical mapping.Journal of molecular and cellular cardiology plus · 2024
    Article
  20. Article

73 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Jacob I LaughnerDepartment of Biomedical Engineering, Washington University in Saint Louis, Saint Louis, MO 63130-4899, USA.
Fu Siong Ng
Matthew S Sulkin
R Martin Arthur
Igor R Efimov

Funding

CARDIOVASCULAR SYSTEM--FUNCTION/REGULATION/PHARMACOLOGYT32HL007275 · NHLBI · WASHINGTON UNIVERSITY · PI NERBONNE, JEANNE M. · 1985 to 2013
$6.0M
Virtual Electrode Polarization Hypothesis of DefibrillationR01HL067322 · NHLBI · WASHINGTON UNIVERSITY · PI EFIMOV, IGOR R · 2001 to 2010
$3.7M
Advanced Ultrasound Ablation Therapy for Atrial FibrillationR01EB008999 · NIBIB · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI DENG, CHERI X · 2008 to 2012
$2.8M
Defibrillation Mechanisms in Infarcted HeartsR01HL082729 · NHLBI · JOHNS HOPKINS UNIVERSITY · PI TRAYANOVA, NATALIA A. · 2007 to 2010
$2.1M
STRUCTURE/FUNCTION OF THE PACEMAKING AND CONDUCTION SYSTEM OF THE HEARTR01HL085369 · NHLBI · WASHINGTON UNIVERSITY · PI EFIMOV, IGOR R · 2008 to 2011
$1.5M
OPTO-ELECTRIC MAPPING OF ACTION POTENTIALSR21HL112278 · NHLBI · WASHINGTON UNIVERSITY · PI EFIMOV, IGOR R · 2012 to 2013
$428k
IMPLANTABLE MOUSE PACEMAKERR21HL108617 · NHLBI · WASHINGTON UNIVERSITY · PI EFIMOV, IGOR R · 2011 to 2012
$418k
British Heart Foundation FS/11/69/29017Medical Research Council G0900396NHLBI NIH HHS R01-HL-067322NHLBI NIH HHS R01-HL-082729NHLBI NIH HHS R01-HL-085369NHLBI NIH HHS R21-HL-108617NHLBI NIH HHS R21-HL-112278NHLBI NIH HHS T32-HL-007275NIBIB NIH HHS R01-EB-008999
6 · The paper itself

Abstract

Optical mapping has become an increasingly important tool to study cardiac electrophysiology in the past 20 years. Multiple methods are used to process and analyze cardiac optical mapping data, and no consensus currently exists regarding the optimum methods. The specific methods chosen to process optical mapping data are important because inappropriate data processing can affect the content of the data and thus alter the conclusions of the studies. Details of the different steps in processing optical imaging data, including image segmentation, spatial filtering, temporal filtering, and baseline drift removal, are provided in this review. We also provide descriptions of the common analyses performed on data obtained from cardiac optical imaging, including activation mapping, action potential duration mapping, repolarization mapping, conduction velocity measurements, and optical action potential upstroke analysis. Optical mapping is often used to study complex arrhythmias, and we also discuss dominant frequency analysis and phase mapping techniques used for the analysis of cardiac fibrillation.

Indexed as

Action PotentialsFluorescent DyesSignal Processing, Computer-AssistedAlgorithmsAnimalsArrhythmias, CardiacHeart Conduction SystemHumansPredictive Value of TestsTime FactorsVoltage-Sensitive Dye ImagingFluorescent Dyes

Identifiers

PMID22821993
PMCPMC3469699

What OpenQuestion holds

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Registered trials

None linked

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.