Evidence map›Paper›PMID 24927680›Full record

ArticleBiomaterials2014

The effect of a polyurethane coating incorporating both a thrombin inhibitor and nitric oxide on hemocompatibility in extracorporeal circulation.

Terry C Major, Elizabeth J Brisbois, Anna M Jones, Margaux E Zanetti, Gail M Annich, Robert H Bartlett, Hitesh Handa

Open access · greenAbstract read
In one paragraph

Article in Biomaterials, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
4.8field-weighted citation impact, top 5% 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

33 citing papers in PubMed, 79 citations in OpenAlex.

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  14. Toward a Long-Term Artificial Lung.ASAIO journal (American Society for Artificial Internal Organs : 1992) · 2020
    Review
  15. Tidal Flow Perfusion for the Artificial Placenta: A Paradigm Shift.ASAIO journal (American Society for Artificial Internal Organs : 1992) · 2020
    Article
  16. Article
  17. Article
  18. ECMO for Neonatal Sepsis in 2019.Frontiers in pediatrics · 2020
    Review
  19. Article
  20. Article
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 1 institution in 1 country.

Terry C MajorDepartment of Surgery, University of Michigan Medical Center, Ann Arbor, MI, USA. Electronic address: tcmajor@umich.edu.
Elizabeth J BrisboisDepartment of Chemistry, University of Michigan, Ann Arbor, MI, USA.
Anna M JonesDepartment of Surgery, University of Michigan Medical Center, Ann Arbor, MI, USA.
Margaux E ZanettiDepartment of Surgery, University of Michigan Medical Center, Ann Arbor, MI, USA.
Gail M AnnichDepartment of Pediatrics and Communicable Diseases, University of Michigan Medical Center, Ann Arbor, MI, USA.
Robert H BartlettDepartment of Surgery, University of Michigan Medical Center, Ann Arbor, MI, USA.
Hitesh HandaDepartment of Surgery, University of Michigan Medical Center, Ann Arbor, MI, USA. Electronic address: hhanda@umich.edu.
University of Michigan · US

Funding

Pediatric Implantable Artificial LungR01HD015434 · NICHD · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI HIRSCHL, RONALD BRUCE · 1985 to 2021
$10.8M
UNIVERSITY OF MICHIGAN PEDIATRIC DEVICE CONSORTIUM (M-PED)P50FD003787 · FDA · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI GEIGER, JAMES D · 2009 to 2015
$6.0M
Prevention of Thrombosis by NO Secreting PolymersK25HL111213 · NHLBI · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI HANDA, HITESH · 2012 to 2016
$739k
Combined Nitric Oxide Release and Argatroban for Thromboresistant CoatingsR21EB016236 · NIBIB · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI BARTLETT, ROBERT H. · 2013 to 2014
$422k
FDA HHS 2P50FD003787-03FDA HHS P50 FD003787NHLBI NIH HHS K25 HL111213NHLBI NIH HHS K25HL111213NIBIB NIH HHS R21 EB016236NIBIB NIH HHS R21EB016236NICHD NIH HHS R01 HD015434
6 · The paper itself

Abstract

Nitric oxide (NO) releasing (NORel) materials have been extensively investigated to create localized increases in NO concentration by the proton driven diazeniumdiolate-containing polymer coatings and demonstrated to improve extracorporeal circulation (ECC) hemocompatibility. In this work, the NORel polymeric coating composed of a diazeniumdiolated dibutylhexanediamine (DBHD-N2O2)-containing hydrophobic Elast-eon™ (E2As) polyurethane was combined with a direct thrombin inhibitor, argatroban (AG), and evaluated in a 4 h rabbit thrombogenicity model without systemic anticoagulation. In addition, the immobilizing of argatroban to E2As polymer was achieved by either a polyethylene glycol-containing (PEGDI) or hexane methylene (HMDI) diisocyanate linker. The combined polymer film was coated on the inner walls of ECC circuits to yield significantly reduced ECC thrombus formation compared to argatroban alone ECC control after 4 h blood exposure (0.6 ± 0.1 AG/HMDI/NORel vs 1.7 ± 0.2 cm(2) AG/HMDI control). Platelet count (2.8 ± 0.3 AG/HMDI/NORel vs 1.9 ± 0.1 × 10(8)/ml AG/HMDI control) and plasma fibrinogen levels were preserved after 4 h blood exposure with both the NORel/argatroban combination and the AG/HMDI control group compared to baseline. Platelet function as measured by aggregometry remained near normal in both the AG/HMDI/NORel (63 ± 5%) and AG/HMDI control (58 ± 7%) groups after 3 h compared to baseline (77 ± 1%). Platelet P-selectin mean fluorescence intensity (MFI) as measured by flow cytometry also remained near baseline levels after 4 h on ECC to ex vivo collagen stimulation (16 ± 3 AG/HMDI/NORel vs 11 ± 2 MFI baseline). These results suggest that the combined AG/HMDI/NORel polymer coating preserves platelets in blood exposure to ECCs to a better degree than AG/PEGDI/NORel, NORel alone or AG alone. These combined antithrombin, NO-mediated antiplatelet effects were shown to improve thromboresistance of the AG/HMDI/NORel polymer-coated ECCs and move potential nonthrombogenic polymers closer to mimicking vascular endothelium.

Indexed as

AnimalsAntithrombinsArginineBlood CoagulationBlood PlateletsCoated Materials, BiocompatibleExtracorporeal CirculationIsocyanatesNitric OxidePipecolic AcidsPlatelet ActivationPlatelet Function TestsPolyethylene GlycolsPolymersPolyurethanesRabbits1,6-hexamethylene diisocyanateAntithrombinsargatrobanArginineCoated Materials, BiocompatibleIsocyanatesNitric OxidePipecolic AcidsPolyethylene GlycolsPolymersPolyurethanesSulfonamidesThrombinArgatrobanDirect thrombin inhibitionHexane methylene diisocyanate (HMDI)Nitric oxide releasing polymerPolyethylene glycol (PEG)Thrombogenicity

Identifiers

PMID24927680
PMCPMC4099065
OpenAlexW2014082100

What OpenQuestion holds

Textmetadata
LicenceTDM
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.