Evidence map›Paper›PMID 27571936›Full record

Trial reportScientific reports2016

Circulating intestine-derived exosomal miR-328 in plasma, a possible biomarker for estimating BCRP function in the human intestines.

Keisuke Gotanda, Takeshi Hirota, Jumpei Saito, Masato Fukae, Yu Egashira, Noritomo Izumi, Mariko Deguchi, Miyuki Kimura, Shunji Matsuki, Shin Irie and 1 more

Open access · goldAbstract readClinical Trial
In one paragraph

Trial report in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.7field-weighted citation impact, top 14% 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

19 citing papers in PubMed, 33 citations in OpenAlex.

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  15. MiR-21 in Substance P-induced exosomes promotes cell proliferation and migration in human colonic epithelial cells.American journal of physiology. Gastrointestinal and liver physiology · 2019
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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 at 2 institutions in 1 country.

Keisuke GotandaDepartment of Clinical Pharmacokinetics, Graduate School of Pharmaceutical Sciences, Kyushu University, Fukuoka, Japan.
Takeshi HirotaDepartment of Clinical Pharmacokinetics, Graduate School of Pharmaceutical Sciences, Kyushu University, Fukuoka, Japan.
Jumpei SaitoDepartment of Clinical Pharmacokinetics, Graduate School of Pharmaceutical Sciences, Kyushu University, Fukuoka, Japan.
Masato FukaeDepartment of Clinical Pharmacokinetics, Graduate School of Pharmaceutical Sciences, Kyushu University, Fukuoka, Japan.
Yu EgashiraDepartment of Clinical Pharmacokinetics, Graduate School of Pharmaceutical Sciences, Kyushu University, Fukuoka, Japan.
Noritomo IzumiSOUSEIKAI Global Clinical Research Center, Fukuoka, Japan.
Mariko DeguchiSOUSEIKAI Global Clinical Research Center, Fukuoka, Japan.
Miyuki KimuraSOUSEIKAI Global Clinical Research Center, Fukuoka, Japan.
Shunji MatsukiSOUSEIKAI Global Clinical Research Center, Fukuoka, Japan.
Shin IrieSOUSEIKAI Global Clinical Research Center, Fukuoka, Japan.
Ichiro IeiriDepartment of Clinical Pharmacokinetics, Graduate School of Pharmaceutical Sciences, Kyushu University, Fukuoka, Japan.
Kyushu University · JPSOUSEIKAI Global Clinical Research Center · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A variant in the breast cancer resistance protein (BCRP) gene, 421C> A is a useful biomarker for describing large inter-individual differences in the pharmacokinetics of sulfasalazine (SASP), a BCRP substrate. However, large intra-genotypic variability still exists in spite of the incorporation of this variant into the pharmacokinetics of SASP. Since miR-328 negatively regulates BCRP expression in human tissues, we hypothesized that exosomal miR-328 in plasma, which leaks from the intestines, is a possible biomarker for estimating BCRP activity in the human intestines. We established an immunoprecipitation-based quantitative method for circulating intestine-derived miR-328 in plasma using an anti-glycoprotein A33 antibody. A clinical study was conducted with an open-label, non-randomized, and single-arm design involving 33 healthy participants. Intestine-derived exosomal miR-328 levels positively correlated (P < 0.05) with SASP AUC0-48, suggesting that subjects with high miR-328 levels have low intestinal BCRP activity, resulting in the high AUC of SASP. Circulating intestine-derived exosomal miR-328 in plasma has potential as a possible biomarker for estimating BCRP function in the human intestines.

Indexed as

Anti-Infective AgentsArea Under CurveArylamine N-AcetyltransferaseATP Binding Cassette Transporter, Subfamily G, Member 2BiomarkersExosomesGene ExpressionGenotypeHumansIntestinal MucosaMicroRNAsMicroscopy, Electron, TransmissionNeoplasm ProteinsPolymorphism, Single NucleotideSulfasalazineYoung AdultABCG2 protein, humanAnti-Infective AgentsArylamine N-AcetyltransferaseATP Binding Cassette Transporter, Subfamily G, Member 2BiomarkersMicroRNAsMIRN328 microRNA, humanNAT2 protein, humanNeoplasm ProteinsSulfasalazine

Identifiers

PMID27571936
PMCPMC5004159
OpenAlexW2514098176

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.