Evidence map›Paper›PMID 39518337›Full record

ArticleDiagnostics (Basel, Switzerland)2024

The Impact of Tube Type, Centrifugation Conditions, and Hemolysis on Plasma Circulating MicroRNAs.

Belén Pastor-Navarro, Marta Ramírez-Calvo, Isabel Gil-Aldea, Isabel Cortell-Granero, José A López-Guerrero

Abstract read
In one paragraph

Article in Diagnostics (Basel, Switzerland), 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact
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

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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

3 citing papers in PubMed.

  1. 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

5 authors.

Belén Pastor-NavarroLaboratorio de Biología Molecular, Fundación Instituto Valenciano de Oncología, 46009 Valencia, Spain.ORCID 0000-0002-8054-1223
Marta Ramírez-CalvoLaboratorio de Biología Molecular, Fundación Instituto Valenciano de Oncología, 46009 Valencia, Spain.
Isabel Gil-AldeaLaboratorio de Biología Molecular, Fundación Instituto Valenciano de Oncología, 46009 Valencia, Spain.
Isabel Cortell-GraneroLaboratorio de Biología Molecular, Fundación Instituto Valenciano de Oncología, 46009 Valencia, Spain.
José A López-GuerreroLaboratorio de Biología Molecular, Fundación Instituto Valenciano de Oncología, 46009 Valencia, Spain.ORCID 0000-0002-7369-8388

Funding

European Commission HORIZON-EIC-101099663Generalitat Valenciana AICO/2021/183Instituto de Salud Carlos III PT24/0083
6 · The paper itself

Abstract

backgroundIn recent years, liquid biopsy has emerged as a promising tool for the diagnosis and prognosis of numerous diseases, including cancer. Among the biomolecules analyzed in liquid biopsies are plasma circulating microRNAs (miRNAs), small non-coding RNAs that have proven to be crucial in the regulation of gene expression and the pathobiology of different health conditions, making them useful as biomarkers. However, variations in preanalytical conditions during biospecimen collection and processing can affect the analytical results.

objectivesHerein, we determined how the type of collection tube, the number of centrifugations, and the degree of hemolysis can affect plasma circulating miRNA levels.

methodsA cohort of 11 healthy donors was included. Whole blood was collected and handled in three different conditions, and miRNAs levels were analyzed using quantitative RT-PCR.

resultsOur results show that the differences in the type of preservative tubes influence hemolysis, measured as OD at 414 nm. Moreover, the number of centrifugations performed also altered miRNAs levels, increasing or decreasing them depending on the miRNA analyzed. Hence, our study shows that alterations in preanalytical conditions affect miRNAs levels, particularly the number of centrifugations and the type of collection tubes.

conclusionsIn our work, we highlight the importance of registering the preanalytical conditions in a standardized way that might be considered when analytical results are obtained.

Indexed as

microRNAspreanalytical conditionsSPREC code

Identifiers

PMID39518337
PMCPMC11545111

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