Evidence map›Paper›PMID 37686605›Full record

ArticleCancers2023

Extracellular Vesicles-A Source of RNA Biomarkers for the Detection of Breast Cancer in Liquid Biopsies.

Pawel Zayakin, Lilite Sadovska, Kristaps Eglītis, Nadezhda Romanchikova, Ilze Radoviča-Spalviņa, Edgars Endzeliņš, Inta Liepniece-Karele, Jānis Eglītis, Aija Linē

Open access · goldAbstract read
In one paragraph

Article in Cancers, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
2.9field-weighted citation impact, top 9% 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

14 citing papers in PubMed, 19 citations in OpenAlex.

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  10. Improvement of small extracellular vesicle isolation from mouse model blood.Extracellular vesicles and circulating nucleic acids · 2025
    Article
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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

9 authors at 3 institutions in 1 country.

Pawel ZayakinLatvian Biomedical Research and Study Centre, Ratsupites Str. 1, k-1, LV-1067 Riga, Latvia.ORCID 0000-0002-5336-3484
Lilite SadovskaLatvian Biomedical Research and Study Centre, Ratsupites Str. 1, k-1, LV-1067 Riga, Latvia.
Kristaps EglītisLatvian Oncology Center, Riga Eastern Clinical University Hospital, LV-1038 Riga, Latvia.
Nadezhda RomanchikovaLatvian Biomedical Research and Study Centre, Ratsupites Str. 1, k-1, LV-1067 Riga, Latvia.
Ilze Radoviča-SpalviņaGenera Ltd., Mārupes Str. 22, LV-1002 Riga, Latvia.
Edgars EndzeliņšLatvian Biomedical Research and Study Centre, Ratsupites Str. 1, k-1, LV-1067 Riga, Latvia.
Inta Liepniece-KareleDepartment of Pathology, Riga Stradins University, LV-1007 Riga, Latvia.ORCID 0000-0003-3502-542X
Jānis EglītisLatvian Oncology Center, Riga Eastern Clinical University Hospital, LV-1038 Riga, Latvia.
Aija LinēLatvian Biomedical Research and Study Centre, Ratsupites Str. 1, k-1, LV-1067 Riga, Latvia.ORCID 0000-0002-8492-4758
Latvian Biomedical Research and Study Centre · LVRiga East University Hospital · LVRiga Stradiņš University · LV

Funding

European Regional Development Fund (ERDF) No, 1.1.1.1/18/A/084
6 · The paper itself

Abstract

Over the past decade, extracellular vesicles (EVs) have emerged as a promising source of cancer-derived RNAs for liquid biopsies. However, blood contains a pool of heterogeneous EVs released by a variety of cell types, making the identification of cancer RNA biomarkers challenging. Here, we performed deep sequencing of plasma EV RNA cargo in 32 patients with locally advanced breast cancer (BC) at diagnosis and 7 days after breast surgery and in 30 cancer-free healthy controls (HCs). To identify BC-derived RNA biomarkers, we searched for RNAs that had higher levels in BC EVs at the time of diagnosis compared with HCs and decreased after surgery. Data analysis showed that the fractions of miRNAs, snRNAs, snoRNAs, and tRFs were increased, but the fraction of lncRNAs was decreased in BC EVs as compared to HCs. BC-derived biomarker candidates were identified across various RNA biotypes. Considered individually, they had very high specificity but moderate sensitivity for the detection of BC, whereas a biomarker model composed of eight RNAs: SNORD3H, SNORD1C, SNORA74D, miR-224-5p, piR-32949, lnc-IFT-122-2, lnc-C9orf50-4, and lnc-FAM122C-3 was able to distinguish BC from HC EVs with an AUC of 0.902 (95% CI = 0.872-0.931,

Indexed as

breast cancerdiagnostic biomarkerextracellular vesiclesliquid biopsymitochondria-derived EVsRNA sequencingsnoRNA

Identifiers

PMID37686605
PMCPMC10487078
OpenAlexW4386284010

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.