Evidence map›Paper›PMID 26003912›Full record

ArticleSurgery2015

Preservation solution impacts physiologic function and cellular viability of human saphenous vein graft.

Eric S Wise, Kyle M Hocking, Susan Eagle, Tarek Absi, Padmini Komalavilas, Joyce Cheung-Flynn, Colleen M Brophy

Abstract readComparative StudyEvaluation Study
In one paragraph

Article in Surgery, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 1 pooled it
3.4field-weighted citation impact, top 8% 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

24 citing papers in PubMed, 1 synthesis or guideline pooled it, 44 citations in OpenAlex.

  1. Pooled it
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  9. A cell permeant phosphopeptide mimetic of Niban inhibits p38 MAPK and restores endothelial function after injury.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2020
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  14. 0.9% NaCl (Normal Saline) - Perhaps not so normal after all?Transfusion and apheresis science : official journal of the World Apheresis Association : official journal of the European Society for Haemapheresis · 2018
    Review
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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

7 authors at 2 institutions in 1 country.

Eric S WiseDepartment of Surgery, Vanderbilt University Medical Center, Nashville, TN. Electronic address: eric.s.wise@vanderbilt.edu.
Kyle M HockingDepartment of Surgery, Vanderbilt University Medical Center, Nashville, TN; Department of Biomedical Engineering, Vanderbilt University Medical Center, Nashville, TN.
Susan EagleDepartment of Cardiothoracic Anesthesiology, Vanderbilt University Medical Center, Nashville, TN.
Tarek AbsiDepartment of Surgery, Vanderbilt University Medical Center, Nashville, TN; VA Tennessee Valley Healthcare System, Nashville, TN.
Padmini KomalavilasVA Tennessee Valley Healthcare System, Nashville, TN; Department of Surgery, Vanderbilt University Medical Center, Nashville, TN.
Joyce Cheung-FlynnDepartment of Surgery, Vanderbilt University Medical Center, Nashville, TN.
Colleen M BrophyVA Tennessee Valley Healthcare System, Nashville, TN; Department of Surgery, Vanderbilt University Medical Center, Nashville, TN.
Vanderbilt University Medical Center · USVA Tennessee Valley Healthcare System · US

Funding

The Vanderbilt Institute for Clinical and Translational Research (VICTR)UL1TR000445 · NCATS · VANDERBILT UNIVERSITY MEDICAL CENTER · PI BERNARD, GORDON RAPHAEL · 2012 to 2016
$41.4M
PREVENTION OF VEIN GRAFT SPASMR01HL070715 · NHLBI · VANDERBILT UNIVERSITY MEDICAL CENTER · PI BROPHY, COLLEEN M · 2003 to 2021
$7.2M
Methods To Reduce Vein Harvest InjuryR01HL105731 · NHLBI · VANDERBILT UNIVERSITY MEDICAL CENTER · PI CHEUNG-FLYNN, JOYCE · 2012 to 2015
$1.4M
PRESERVATION OF ENDOTHELIAL DEPENDENT RELAXATIONI01BX002036 · VA · VETERANS HEALTH ADMINISTRATION · PI BROPHY, COLLEEN M · 2013 to 2016
–
BLRD VA I01 BX002036NCATS NIH HHS UL1 TR000445NHLBI NIH HHS R01 HL070715NHLBI NIH HHS R01 HL105731NHLBI NIH HHS R01HL105731-01A1NHLBI NIH HHS R01HL70715-09
6 · The paper itself

Abstract

introductionRecent clinical data suggest intraoperative preservation of human saphenous vein (HSV) in normal saline is associated with vein graft failure. We evaluated the influence of several preservation media on acute physiologic function and cellular viability of HSV conduit.

methodsUnprepared (UP) HSV obtained from coronary artery bypass graft patients was characterized on a muscle bath after 2-hour storage in 6 solutions: Plasma-Lyte A, 0.9% NaCl (normal saline), University of Wisconsin solution, Celsior solution, autologous whole blood, or glutathione-ascorbic acid L-arginine (GALA) solution. Vascular smooth muscle contractility was assessed after exposure to depolarizing KCl and phenylephrine. The relaxation of phenylephrine-precontracted HSV to sodium nitroprusside and carbachol (endothelial-independent and -dependent relaxation, respectively) was also assessed. Cellular viability was determined via the methyl thiazolyl tetrazolium (MTT) assay. Rat aortae were used to assess the effect of pH during graft preservation on endothelial-dependent relaxation.

resultsPreservation of HSV in normal saline and autologous whole blood impaired contractile responses to KCl relative to UP tissues, whereas preservation in University of Wisconsin solution and Celsior solution enhanced contractile responses (P < .05). Relative to UP tissues, responses to phenylephrine were decreased with preservation in normal saline, whereas preservation in University of Wisconsin solution, Celsior solution, and GALA all potentiated these responses (P < .05). Only preservation in normal saline impaired endothelial-independent relaxation (P = .005). Preservation in Plasma-Lyte A (P = .02), normal saline (P = .002), and University of Wisconsin solution (P = .02) impaired endothelial-dependent relaxation. Normal saline preservation decreased MTT viability index relative to UP tissues (0.02 ± 0.002 mg(-1)0.5 mL(-1) vs 0.033 ± 0.005 mg(-1)0.5 mL(-1); P = .03). Endothelial function was impaired by acidic pH in rat aorta.

conclusionPreservation of HSV in normal saline causes graft injury leading to impaired physiologic function and decreased viability of the HSV. This harm is mitigated by the use of buffered salt solutions as preservation media.

Indexed as

Organ Preservation SolutionsVascular GraftingAnimalsCell SurvivalGraft SurvivalHumansMuscle, Smooth, VascularOrgan PreservationOutcome and Process Assessment, Health CareRatsSaphenous VeinVasodilationOrgan Preservation Solutions

Identifiers

PMID26003912
PMCPMC4492846
OpenAlexW1954857639

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.