Evidence map›Paper›PMID 24058572›Full record

ArticlePloS one2013

Relationship between differential hepatic microRNA expression and decreased hepatic cytochrome P450 3A activity in cirrhosis.

Raj Vuppalanchi, Tiebing Liang, Chirayu Pankaj Goswami, Rohit Nalamasu, Lang Li, David Jones, Rongrong Wei, Wanqing Liu, Vishal Sarasani, Sarath Chandra Janga and 1 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
3.5field-weighted citation impact, top 7% 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

26 citing papers in PubMed, 40 citations in OpenAlex.

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  9. Circulating miRNAs as Biomarkers for CYP2B6 Enzyme Activity.Clinical pharmacology and therapeutics · 2021
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  18. MiRNAs and miRNA Polymorphisms Modify Drug Response.International journal of environmental research and public health · 2016
    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

11 authors at 3 institutions in 1 country.

Raj VuppalanchiDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, United States of America.
Tiebing Liang
Chirayu Pankaj Goswami
Rohit Nalamasu
Lang Li
David Jones
Rongrong Wei
Wanqing Liu
Vishal Sarasani
Sarath Chandra Janga
Naga Chalasani
Indiana University School of MedicineIndiana University – Purdue University Indianapolis · USPurdue University West Lafayette · US

Funding

Tumor Microenvironment and Metastasis ProgramP30CA082709 · NCI · INDIANA UNIV-PURDUE UNIV AT INDIANAPOLIS · PI Jun Wan · 1999 to 2026
$59.3M
Patient-Oriented Research of Liver DiseaseK24DK069290 · NIDDK · INDIANA UNIV-PURDUE UNIV AT INDIANAPOLIS · PI CHALASANI, NAGA P · 2005 to 2014
$1.4M
NCI NIH HHS P30 CA082709NIDDK NIH HHS 3K24DK069290-05S1NIDDK NIH HHS K24 DK069290
6 · The paper itself

Abstract

BACKGROUND AND

aimLiver cirrhosis is associated with decreased hepatic cytochrome P4503A (CYP3A) activity but the pathogenesis of this phenomenon is not well elucidated. In this study, we examined if certain microRNAs (miRNA) are associated with decreased hepatic CYP3A activity in cirrhosis.

methodsHepatic CYP3A activity and miRNA microarray expression profiles were measured in cirrhotic (n=28) and normal (n=12) liver tissue. Hepatic CYP3A activity was measured via midazolam hydroxylation in human liver microsomes. Additionally, hepatic CYP3A4 protein concentration and the expression of CYP3A4 mRNA were measured. Analyses were conducted to identify miRNAs which were differentially expressed between two groups but also were significantly associated with lower hepatic CYP3A activity.

resultsHepatic CYP3A activity in cirrhotic livers was 1.7-fold lower than in the normal livers (0.28 ± 0.06 vs. 0.47 ± 0.07mL* min(-1)*mg protein(-1) (mean ± SEM), P=0.02). Six microRNAs (miR-155, miR-454, miR-582-5p, let-7f-1*, miR-181d, and miR-500) had >1.2-fold increase in cirrhotic livers and also had significant negative correlation with hepatic CYP3A activity (range of r = -0.44 to -0.52, P <0.05). Notably, miR-155, a known regulator of liver inflammation, had the highest fold increase in cirrhotic livers (2.2-fold, P=4.16E-08) and significantly correlated with hepatic CYP3A activity (r=-0.50, P=0.017). The relative expression (2(-ΔΔCt) mean ± SEM) of hepatic CYP3A4 mRNA was significantly higher in cirrhotic livers (21.76 ± 2.65 vs. 5.91 ± 1.29, P=2.04E-07) but their levels did not significantly correlate with hepatic CYP3A activity (r=-0.43, P=0.08).

conclusionThe strong association between certain miRNAs, notably miR-155, and lower hepatic CYP3A activity suggest that altered miRNA expression may regulate hepatic CYP3A activity.

Indexed as

Gene Expression Regulation3' Untranslated RegionsComputer SimulationCytochrome P-450 CYP3ADemographyFemaleGene Expression ProfilingHumansLiverLiver CirrhosisMaleMicroRNAsMiddle AgedProtein BindingReceptors, Cytoplasmic and NuclearRNA, Messenger3' Untranslated RegionsCytochrome P-450 CYP3AMicroRNAsReceptors, Cytoplasmic and NuclearRNA, Messenger

Identifiers

PMID24058572
PMCPMC3772944
OpenAlexW2113314032

What OpenQuestion holds

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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.