Evidence map›Paper›PMID 31731761›Full record

ArticleJournal of clinical medicine2019

Enrichment of Exosome-Like Extracellular Vesicles from Plasma Suitable for Clinical Vesicular miRNA Biomarker Research.

Sohee Moon, Dong Wun Shin, Sujin Kim, Young-Sun Lee, Sakulrat Mankhong, Seong Wook Yang, Phil Hyu Lee, Dong-Ho Park, Hyo-Bum Kwak, Jae-Sun Lee and 1 more

Abstract read
In one paragraph

Article in Journal of clinical medicine, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 1 pooled it
–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

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

22 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Review
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  4. Comparison of Methods for the Isolation of Salivary Extracellular Vesicles.International journal of molecular sciences · 2026
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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

11 authors.

Sohee MoonDepartment of Pharmacology, College of Medicine, Inha University, Incheon 22212, Korea.
Dong Wun ShinDepartment of Emergency Medicine, Inje University Ilsan Paik Hospital, Goyang 10380, Korea.
Sujin KimDepartment of Pharmacology, College of Medicine, Inha University, Incheon 22212, Korea.
Young-Sun LeeDepartment of Pharmacology, College of Medicine, Inha University, Incheon 22212, Korea.
Sakulrat MankhongDepartment of Pharmacology, College of Medicine, Inha University, Incheon 22212, Korea.
Seong Wook YangDepartment of Systems Biology, College of Life Science and Biotechnology, Yonsei University, Seoul 03722, Korea.
Phil Hyu LeeDepartment of Neurology, Yonsei University College of Medicine, Seoul 03722, Korea.
Dong-Ho ParkDepartment of Kinesiology, Inha University, Incheon 22212, Korea.
Hyo-Bum KwakDepartment of Kinesiology, Inha University, Incheon 22212, Korea.
Jae-Sun LeeHypoxia-related Disease Research Center, College of Medicine, Inha University, Incheon 22212, Korea.
Ju-Hee KangDepartment of Pharmacology, College of Medicine, Inha University, Incheon 22212, Korea.

Funding

Korea Health Industry Development Institute HI16C1118National Research Foundation of Korea 2014009392
6 · The paper itself

Abstract

Exosome-like extracellular vesicles (ELVs) contain biomolecules that have potential as diagnostic biomarkers, such as proteins, micro-RNAs (miRNAs), and lipids. However, it is difficult to enrich ELVs consistently with high yield and purity from clinical samples, which hampers the development of ELV biomarkers. This is particularly true for miRNAs in protein-rich plasma. Hence, we modified ELV isolation protocols of three commercially available polymer-precipitation-based kits using proteinase K (PK) treatment to quantify ELV-associated miRNAs in human plasma. We compared the yield, purity, and characteristics of enriched plasma ELVs, and measured the relative quantity of three selected miRNAs (miR-30c, miR-126, and miR-192) in ELVs using six human plasma samples. Compared with the original protocols, we demonstrated that ELVs can be isolated with PK treatment with high purity (i.e., lack of non-exosomal proteins and homogeneous size of vesicles) and yield (i.e., abundancy of exosomal markers), which were dependent on kits. Using the kit with the highest purity and yield with PK treatment, we successfully quantified ELV miRNAs (levels of 45%-65% in total plasma) with acceptable variability. Collectively, ELV enrichment using the modified easy-to-use method appears suitable for the analysis of miRNAs, although its clinical applicability needs to be confirmed in larger clinical studies.

Indexed as

biomarkerextracellular vesicleplasma miRNApolymer-precipitationproteinase K

Identifiers

PMID31731761
PMCPMC6912341

What OpenQuestion holds

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Registered trials

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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.