Evidence map›Paper›PMID 28715608›Full record

Trial reportBritish journal of clinical pharmacology2017

Ticagrelor mitigates ischaemia-reperfusion induced vascular endothelial dysfunction in healthy young males - a randomized, single-blinded study.

Stefan Weisshaar, Brigitte Litschauer, Matthias Eipeldauer, Eva Luise Hobl, Michael Wolzt

Registry-linked trialOpen access · bronzeAbstract readComparative StudyRandomized Controlled Trial
In one paragraph

Trial report in British journal of clinical pharmacology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05217654 (A Randomized, Double - Blind, Placebo - Controlled Trial to Investigate the Effect of Dapagliflozin on Ischemia Reperfusion Induced Endothelial Dysfunction of the Forearm Vasculature in Healthy Male Subjects), which is not on this map. Cited by 6 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed, 1 pooled it
1.2field-weighted citation impact, top 18% 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.

NCT05217654 phase1unknown statusnot on this mapstarted 2022, after this paper: background citation

A Randomized, Double - Blind, Placebo - Controlled Trial to Investigate the Effect of Dapagliflozin on Ischemia Reperfusion Induced Endothelial Dysfunction of the Forearm Vasculature in Healthy Male Subjects

TypeinterventionalSponsorMedical University of ViennaRan2022 to 2023Enrolled32ConditionsReperfusion Injury, Vascular ComplicationsArmsDapagliflozin 10mg, Placebo
3 · Its place in the literature

Who cites it

6 citing papers in PubMed, 1 synthesis or guideline pooled it, 12 citations in OpenAlex.

  1. Pooled it
  2. Trial
  3. Trial
  4. Article
  5. Review
  6. Observational
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

5 authors at 1 institution in 1 country.

Stefan WeisshaarDepartment of Clinical Pharmacology, Medical University of Vienna, Austria.
Brigitte LitschauerDepartment of Clinical Pharmacology, Medical University of Vienna, Austria.
Matthias EipeldauerDepartment of Clinical Pharmacology, Medical University of Vienna, Austria.
Eva Luise HoblDepartment of Clinical Pharmacology, Medical University of Vienna, Austria.
Michael WolztDepartment of Clinical Pharmacology, Medical University of Vienna, Austria.ORCID 0000-0001-6049-1890
Medical University of Vienna · AT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimsAnimal data suggest that ticagrelor but not clopidogrel protects against tissue injury. It is unclear if this effect of ticagrelor is also detectable in humans. We studied the effect of ticagrelor and clopidogrel at standard clinical doses on endothelial dysfunction in an experimental model of forearm vascular ischaemia-reperfusion (IR) injury.

methodsIn a randomized, single-blinded trial, 24 subjects underwent forearm blood flow (FBF) measurements in response to the endothelium-dependent vasodilator acetylcholine (ACh) and to glyceryltrinitrate (GTN; endothelium-independent) before and after a 20 min forearm ischaemia. FBF reactivity was assessed after an oral loading dose of ticagrelor or clopidogrel and after 14 days of regular intake of maintenance doses of the study medicines. In addition, the effect on platelet inhibition was evaluated using multiple electrode aggregometry.

resultsACh-induced vasodilation was impaired during reperfusion and not completely normalized by acute or chronic treatment with ticagrelor or clopidogrel (post- vs. pre-ischaemia). However, ticagrelor mitigated endothelial dysfunction compared to clopidogrel after loading (FBF ACh

conclusionOur data indicate that ticagrelor treatment exerts a greater vascular salutary effect than clopidogrel during reperfusion after an acute vascular occlusion. IR-induced vascular injury cannot be prevented completely by administration of these antiplatelet agents at standard clinical doses.

Indexed as

AdenosineAdministration, OralAdolescentAdultAustriaBlood Flow VelocityClopidogrelDrug Administration ScheduleEndothelium, VascularForearmHealthy VolunteersHumansMalePlatelet AggregationPlatelet Aggregation InhibitorsProspective StudiesAdenosineClopidogrelPlatelet Aggregation InhibitorsTicagrelorTiclopidineVasodilator Agentsclopidogrelforearm blood flowischaemia-reperfusion injuryticagrelor

Identifiers

PMID28715608
PMCPMC5698593
OpenAlexW2734754861

What OpenQuestion holds

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Registered trials

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.