Evidence map›Paper›PMID 21556054›Full record

ArticleNature communications2011

Engineering biosynthetic excitable tissues from unexcitable cells for electrophysiological and cell therapy studies.

Robert D Kirkton, Nenad Bursac

Abstract read
In one paragraph

Article in Nature communications, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 61 papers.

0numbers the graph read from it
0cells of the map it votes in
61citing 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

61 citing papers in PubMed.

  1. Article
  2. Optical single-channel recording of CRAC channels with HaloTag and a CabioRxiv : the preprint server for biology · 2026
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  4. Estimation of Dopamine DACS chemical neuroscience · 2025
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  7. The network of cardiac KNaunyn-Schmiedeberg's archives of pharmacology · 2024
    Review
  8. Article
  9. Article
  10. Prokaryotic voltage-gated sodium channels are more effective than endogenous NaAmerican journal of physiology. Heart and circulatory physiology · 2023
    Article
  11. Article
  12. Article
  13. Article
  14. Engineering Functional Membrane-Membrane Interfaces by InterSpy.Small (Weinheim an der Bergstrasse, Germany) · 2023
    Article
  15. Article
  16. Genetically-encoded BRET probes shed light on ligand bias-induced variable ion selectivity in TRPV1 and P2X5/7.Proceedings of the National Academy of Sciences of the United States of America · 2022
    Article
  17. Article
  18. Article
  19. Article
  20. Article

1 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

2 authors.

Robert D KirktonDepartment of Biomedical Engineering, Duke University, Durham, North Carolina 27708, USA.
Nenad Bursac

Funding

Function and Integration of Stem Cell-derived Cardiac Tissue PatchR01HL104326 · NHLBI · DUKE UNIVERSITY · PI BURSAC, NENAD · 2010 to 2014
$1.8M
Cardiac Progenitor Patch for Treatment of Myocardial InfarctionR21HL095069 · NHLBI · DUKE UNIVERSITY · PI BURSAC, NENAD · 2010 to 2011
$429k
Tissue-engineered Autonomous PacemakerR21HL106203 · NHLBI · DUKE UNIVERSITY · PI BURSAC, NENAD · 2011 to 2012
$421k
Cellular Cardiomyoplasty in Vitro: Host-Donor Cell InteractionsR21HL083342 · NHLBI · DUKE UNIVERSITY · PI BURSAC, NENAD · 2006 to 2007
$414k
NHLBI NIH HHS HL083342NHLBI NIH HHS HL095069NHLBI NIH HHS HL104326NHLBI NIH HHS HL106203NHLBI NIH HHS R01 HL104326NHLBI NIH HHS R21 HL083342NHLBI NIH HHS R21 HL095069NHLBI NIH HHS R21 HL106203
6 · The paper itself

Abstract

Patch-clamp recordings in single-cell expression systems have been traditionally used to study the function of ion channels. However, this experimental setting does not enable assessment of tissue-level function such as action potential (AP) conduction. Here we introduce a biosynthetic system that permits studies of both channel activity in single cells and electrical conduction in multicellular networks. We convert unexcitable somatic cells into an autonomous source of electrically excitable and conducting cells by stably expressing only three membrane channels. The specific roles that these expressed channels have on AP shape and conduction are revealed by different pharmacological and pacing protocols. Furthermore, we demonstrate that biosynthetic excitable cells and tissues can repair large conduction defects within primary 2- and 3-dimensional cardiac cell cultures. This approach enables novel studies of ion channel function in a reproducible tissue-level setting and may stimulate the development of new cell-based therapies for excitable tissue repair.

Indexed as

Action PotentialsCell- and Tissue-Based TherapyCell LineElectric ConductivityElectric StimulationElectrochemical TechniquesGenetic EngineeringHeartHumansIon Channel GatingIon ChannelsPatch-Clamp TechniquesPlasmidsTissue EngineeringIon Channels

Identifiers

PMID21556054
PMCPMC3388000

What OpenQuestion holds

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Read underepoch 390

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.