Evidence map›Paper›PMID 27857158›Full record

ArticleScientific reports2016

LUC7L3/CROP inhibits replication of hepatitis B virus via suppressing enhancer II/basal core promoter activity.

Yuan Li, Masahiko Ito, Suofeng Sun, Takeshi Chida, Kenji Nakashima, Tetsuro Suzuki

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 1 pooled it
2.4field-weighted citation impact, top 11% 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

15 citing papers in PubMed, 1 synthesis or guideline pooled it, 29 citations in OpenAlex.

  1. Pooled it
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  13. The susceptibility of human hepatoma-derived oval-like cells to hepatitis B virus infection.International journal of clinical and experimental pathology · 2018
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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

6 authors at 1 institution in 1 country.

Yuan LiDepartment of Virology and Parasitology, Hamamatsu University School of Medicine, Shizuoka 431-3192, Japan.
Masahiko ItoDepartment of Virology and Parasitology, Hamamatsu University School of Medicine, Shizuoka 431-3192, Japan.
Suofeng SunDepartment of Virology and Parasitology, Hamamatsu University School of Medicine, Shizuoka 431-3192, Japan.
Takeshi ChidaDepartment of Virology and Parasitology, Hamamatsu University School of Medicine, Shizuoka 431-3192, Japan.
Kenji NakashimaDepartment of Virology and Parasitology, Hamamatsu University School of Medicine, Shizuoka 431-3192, Japan.
Tetsuro SuzukiDepartment of Virology and Parasitology, Hamamatsu University School of Medicine, Shizuoka 431-3192, Japan.
Hamamatsu University School of Medicine · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The core promoter of hepatitis B virus (HBV) genome is a critical region for transcriptional initiation of 3.5 kb, pregenome and precore RNAs and for the viral replication. Although a number of host-cell factors that potentially regulate the viral promoter activities have been identified, the molecular mechanisms of the viral gene expression, in particular, regulatory mechanisms of the transcriptional repression remain elusive. In this study, we identified LUC7 like 3 pre-mRNA splicing factor (LUC7L3, also known as hLuc7A or CROP) as a novel interacting partner of HBV enhancer II and basal core promoter (ENII/BCP), key elements within the core promoter, through the proteomic screening and found that LUC7L3 functions as a negative regulator of ENII/BCP. Gene silencing of LUC7L3 significantly increased expression of the viral genes and antigens as well as the activities of ENII/BCP and core promoter. In contrast, overexpression of LUC7L3 inhibited their activities and HBV replication. In addition, LUC7L3 possibly contributes to promotion of the splicing of 3.5 kb RNA, which may also be involved in negative regulation of the pregenome RNA level. This is the first to demonstrate the involvement of LUC7L3 in regulation of gene transcription and in viral replication.

Indexed as

Virus ReplicationGene Expression Regulation, ViralHEK293 CellsHepatitis B virusHost-Pathogen InteractionsHumansNuclear ProteinsPromoter Regions, GeneticProtein TransportRNARNA-Binding ProteinsRNA SplicingTranscription, GeneticViral Core ProteinsLUC7L3 protein, humanNuclear ProteinspgRNARNARNA-Binding ProteinsViral Core Proteins

Identifiers

PMID27857158
PMCPMC5114668
OpenAlexW2549137525

What OpenQuestion holds

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LicenceCC BY
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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.