Evidence map›Paper›PMID 31700504›Full record

ArticleTransfusion medicine and hemotherapy : offizielles Organ der Deutschen Gesellschaft fur Transfusionsmedizin und Immunhamatologie2019

Procoagulant Activity of Red Blood Cell-Derived Microvesicles during Red Cell Storage.

Akbar Hashemi Tayer, Naser Amirizadeh, Minoo Ahmadinejad, Mahin Nikougoftar, Mohammad Reza Deyhim, Sima Zolfaghari

Open access · bronzeAbstract read
In one paragraph

Article in Transfusion medicine and hemotherapy : offizielles Organ der Deutschen Gesellschaft fur Transfusionsmedizin und Immunhamatologie, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
2.3field-weighted citation impact, top 11% 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

30 citing papers in PubMed, 55 citations in OpenAlex.

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  10. Association of Circulating Procoagulant Microvesicles with Painful Vaso-Occlusive Crisis in Sickle Cell Disease.Transfusion medicine and hemotherapy : offizielles Organ der Deutschen Gesellschaft fur Transfusionsmedizin und Immunhamatologie · 2023
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  12. TheHeliyon · 2023
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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 3 institutions in 1 country.

Akbar Hashemi TayerDepartment of Medicine, Jahrom University of Medical Sciences, Jahrom, Iran.
Naser AmirizadehBlood Transfusion Research Center, High Institute for Research and Education in Transfusion Medicine, Tehran, Iran.
Minoo AhmadinejadHematology and Reference Coagulation Lab, Iranian Blood Transfusion Organization, Tehran, Iran.
Mahin NikougoftarBlood Transfusion Research Center, High Institute for Research and Education in Transfusion Medicine, Tehran, Iran.
Mohammad Reza DeyhimBlood Transfusion Research Center, High Institute for Research and Education in Transfusion Medicine, Tehran, Iran.
Sima ZolfaghariBlood Transfusion Research Center, High Institute for Research and Education in Transfusion Medicine, Tehran, Iran.
High Institute for Education and Research in Transfusion Medicine · IRIranian Legal Medicine Organization · IRJahrom University of Medical Sciences · IR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundRed blood cells (RBCs) undergo structural and biochemical alterations during storage which are collectively called RBC storage lesion and cause a decrease in RBC recovery and survival. During storage, erythrocytes release an increasing number of microvesicles (MVs) that have key roles in biological processes. We aimed to investigate the procoagulant activity (PCA) of RBC-derived MVs during storage.

methods20 packed RBCs were stored for up to 42 days. Samples were taken at seven different times and evaluated for the presence of RBC-MVs. MVs were separated, and following filtration flow cytometry was used to characterize RBC-MVs based on the expression of glycophorin A (Gly.A) and annexin V (AnnV) antigens. The coagulant activity of RBC-MVs was tested by clotting time (CT) and PCA assays. Results were compared before and after filtration.

resultsFlow cytometry revealed a 17.6-fold increase in RBC-MVs after 6 weeks of storage. Significant correlations were found between AnnV+ MVs and PCA (r = 0.96; p < 0.001), and CT (r = -0.77; p < 0.001) which was associated with increased PCA and shortened CT with RBC aging. Filtration of samples efficiently removed MVs (p < 0.001) and also reduced in vitro PCA of MVs (p < 0.001).

conclusionRBC-MVs are procoagulant (particularly AnnV+ MVs) Reduction of MVs from RBC concentrates may reduce the risk of transfusion-induced thrombotic complications.

Indexed as

FiltrationMicrovesiclesProcoagulant activityRed blood cell storage

Identifiers

PMID31700504
PMCPMC6739704
OpenAlexW2900869394

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.