Evidence map›Paper›PMID 24876359›Full record

ArticleJournal of applied physiology (Bethesda, Md. : 1985)2014

Distribution of normal human left ventricular myofiber stress at end diastole and end systole: a target for in silico design of heart failure treatments.

Martin Genet, Lik Chuan Lee, Rebecca Nguyen, Henrik Haraldsson, Gabriel Acevedo-Bolton, Zhihong Zhang, Liang Ge, Karen Ordovas, Sebastian Kozerke, Julius M Guccione

Abstract read
In one paragraph

Article in Journal of applied physiology (Bethesda, Md. : 1985), 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 62 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
62citing papers in PubMed, 1 pooled it
10.9field-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

62 citing papers in PubMed, 1 synthesis or guideline pooled it, 138 citations in OpenAlex.

  1. Pooled it
  2. A modelling study of right ventricular growth with valvular regurgitation.Biomechanics and modeling in mechanobiology · 2026
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2 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

10 authors at 3 institutions in 2 countries.

Martin GenetSurgery Department, University of California at San Francisco, San Francisco, California; Marie-Curie International Outgoing Fellow, Brussels, Belgium;
Lik Chuan LeeSurgery Department, University of California at San Francisco, San Francisco, California;
Rebecca NguyenSurgery Department, University of California at San Francisco, San Francisco, California;
Henrik HaraldssonRadiology and Biomedical Imaging Department, School of Medicine, University of California at San Francisco, San Francisco, California;
Gabriel Acevedo-BoltonRadiology and Biomedical Imaging Department, School of Medicine, University of California at San Francisco, San Francisco, California;
Zhihong ZhangVeterans Affairs Medical Center, San Francisco, California; and.
Liang GeVeterans Affairs Medical Center, San Francisco, California; and.
Karen OrdovasRadiology and Biomedical Imaging Department, School of Medicine, University of California at San Francisco, San Francisco, California;
Sebastian KozerkeInstitute for Biomedical Engineering, University and ETH, Zürich, Switzerland.
Julius M GuccioneSurgery Department, University of California at San Francisco, San Francisco, California; julius.guccione@ucsfmedctr.org.
University of California, San Francisco · USSan Francisco VA Medical Center · USETH Zurich · CH

Funding

VIRTUAL TOOLS FOR CARDIAC VENTRICULAR REMODELING SURGERYR01HL077921 · NHLBI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI GUCCIONE, JULIUS MATTEO · 2006 to 2015
$3.4M
Minimally Invasive Ventricular Polymeric Injection for Treatment of Heart FailureR01HL118627 · NHLBI · NORTHERN CALIFORNIA INSTITUTE/RES/EDU · PI GUCCIONE, JULIUS MATTEO, KASSAB, GHASSAN S · 2013 to 2016
$3.0M
Time-resolved MR methods for analysis of contrast and flow velocity in aneurysmsK25NS058573 · NINDS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI ACEVEDO-BOLTON, GABRIEL ALEJANDRO · 2008 to 2012
$704k
NHLBI NIH HHS R01 HL077921NHLBI NIH HHS R01-HL-077921NHLBI NIH HHS R01 HL118627NHLBI NIH HHS R01-HL-118627NINDS NIH HHS K25 NS058573NINDS NIH HHS K25-NS058573-05
6 · The paper itself

Abstract

Ventricular wall stress is believed to be responsible for many physical mechanisms taking place in the human heart, including ventricular remodeling, which is frequently associated with heart failure. Therefore, normalization of ventricular wall stress is the cornerstone of many existing and new treatments for heart failure. In this paper, we sought to construct reference maps of normal ventricular wall stress in humans that could be used as a target for in silico optimization studies of existing and potential new treatments for heart failure. To do so, we constructed personalized computational models of the left ventricles of five normal human subjects using magnetic resonance images and the finite-element method. These models were calibrated using left ventricular volume data extracted from magnetic resonance imaging (MRI) and validated through comparison with strain measurements from tagged MRI (950 ± 170 strain comparisons/subject). The calibrated passive material parameter values were C0 = 0.115 ± 0.008 kPa and B0 = 14.4 ± 3.18; the active material parameter value was Tmax = 143 ± 11.1 kPa. These values could serve as a reference for future construction of normal human left ventricular computational models. The differences between the predicted and the measured circumferential and longitudinal strains in each subject were 3.4 ± 6.3 and 0.5 ± 5.9%, respectively. The predicted end-diastolic and end-systolic myofiber stress fields for the five subjects were 2.21 ± 0.58 and 16.54 ± 4.73 kPa, respectively. Thus these stresses could serve as targets for in silico design of heart failure treatments.

Indexed as

DiastoleHeartHeart FailureHeart VentriclesHumansMagnetic Resonance ImagingModels, CardiovascularMyofibrilsSystoleVentricular Function, LeftVentricular Remodelingcomputational modelingnormal human subjectspatient-specific modelingtagged MRI

Identifiers

PMID24876359
PMCPMC4101610
OpenAlexW2134374457

What OpenQuestion holds

Textmetadata
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.