Evidence map›Paper›PMID 32026232›Full record

ArticleAnnals of biomedical engineering2020

Dynamics of Cell Death After Conventional IRE and H-FIRE Treatments.

Borja Mercadal, Natalie Beitel-White, Kenneth N Aycock, Quim Castellví, Rafael V Davalos, Antoni Ivorra

Open access · hybridAbstract read
In one paragraph

Article in Annals of biomedical engineering, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed, 2 pooled it
8.0field-weighted citation impact, top 1% of its field
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

49 citing papers in PubMed, 2 syntheses or guidelines pooled it, 83 citations in OpenAlex.

  1. Pooled it
  2. Pulsed field ablation for the interventional treatment of atrial fibrillation: a scientific statement of the European Heart Rhythm Association of the European Society of Cardiology, the Heart Rhythm Society, the Asia Pacific Heart Rhythm Society, the Latin American Heart Rhythm Society, and the Canadian Heart Rhythm Society.Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology · 2026
    Guideline
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  4. [Coupling characteristics of cellular electroporation and electrodeformation based on dynamic Young's modulus: influence of membrane thickness].Sheng wu yi xue gong cheng xue za zhi = Journal of biomedical engineering = Shengwu yixue gongchengxue zazhi · 2026
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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

6 authors at 2 institutions in 2 countries.

Borja MercadalDepartment of Information and Communication Technologies, Universitat Pompeu Fabra, Roc Boronat, 138, 08018, Barcelona, Spain.
Natalie Beitel-WhiteDepartment of Biomedical Engineering and Mechanics, Virginia Polytechnic Institute and State University, 325 Stranger St, Blacksburg, VA, 24061, USA.
Kenneth N AycockDepartment of Biomedical Engineering and Mechanics, Virginia Polytechnic Institute and State University, 325 Stranger St, Blacksburg, VA, 24061, USA.
Quim CastellvíDepartment of Information and Communication Technologies, Universitat Pompeu Fabra, Roc Boronat, 138, 08018, Barcelona, Spain.
Rafael V DavalosDepartment of Biomedical Engineering and Mechanics, Virginia Polytechnic Institute and State University, 325 Stranger St, Blacksburg, VA, 24061, USA. davalos@vt.edu.
Antoni IvorraDepartment of Information and Communication Technologies, Universitat Pompeu Fabra, Roc Boronat, 138, 08018, Barcelona, Spain. antoni.ivorra@upf.edu.ORCID http://orcid.org/0000-0001-7718-8767
Universitat Pompeu Fabra · ESVirginia Tech · US

Funding

Cures Within Reach PUJFSANYMinisterio de Economía y Competitividad TEC2014-52383-C3-2-RPancreatic Cancer Action Network 16-65-IANN
6 · The paper itself

Abstract

High-frequency irreversible electroporation (H-FIRE) has emerged as an alternative to conventional irreversible electroporation (IRE) to overcome the issues associated with neuromuscular electrical stimulation that appear in IRE treatments. In H-FIRE, the monopolar pulses typically used in IRE are replaced with bursts of short bipolar pulses. Currently, very little is known regarding how the use of a different waveform affects the cell death dynamics and mechanisms. In this study, human pancreatic adenocarcinoma cells were treated with a typical IRE protocol and various H-FIRE schemes with the same energized time. Cell viability, membrane integrity and Caspase 3/7 activity were assessed at different times after the treatment. In both treatments, we identified two different death dynamics (immediate and delayed) and we quantified the electric field ranges that lead to each of them. While in the typical IRE protocol, the electric field range leading to a delayed cell death is very narrow, this range is wider in H-FIRE and can be increased by reducing the pulse length. Membrane integrity in cells suffering a delayed cell death shows a similar time evolution in all treatments, however, Caspase 3/7 expression was only observed in cells treated with H-FIRE.

Indexed as

Cell DeathCaspase 3Caspase 7Cell Culture TechniquesCell Line, TumorElectroporationHumansCaspase 3Caspase 7Bipolar pulsesCaspase 3/7High-frequency irreversible electroporationIrreversible electroporationMembrane permeability

Identifiers

PMID32026232
PMCPMC7154019
OpenAlexW3004655439

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.