Evidence map›Paper›PMID 17229685›Full record

ArticleJournal of virology2007

Assembly of hepatitis delta virus: particle characterization, including the ability to infect primary human hepatocytes.

Severin Gudima, Yiping He, Anja Meier, Jinhong Chang, Rongji Chen, Michal Jarnik, Emmanuelle Nicolas, Volker Bruss, John Taylor

Abstract read
In one paragraph

Article in Journal of virology, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
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

39 citing papers in PubMed, 65 citations in OpenAlex.

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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 2 institutions in 2 countries.

Severin GudimaFox Chase Cancer Center, 333 Cottman Avenue, Philadelphia, PA 19111-2497, USA.
Yiping He
Anja Meier
Jinhong Chang
Rongji Chen
Michal Jarnik
Emmanuelle Nicolas
Volker Bruss
John Taylor
Fox Chase Cancer Center · USUniversity of Göttingen · DE

Funding

WORD PROCESSING CENTER--COREP30CA006927 · NCI · RESEARCH INST OF FOX CHASE CAN CTR · PI Margaret von Mehren · 1985 to 2026
$138.8M
Towards a Novel Strategy Against HBV InfectionU01AI058269 · NIAID · RESEARCH INST OF FOX CHASE CAN CTR · PI TAYLOR, JOHN MARSTON · 2003 to 2007
$2.0M
NCI NIH HHS CA 06927NCI NIH HHS P30 CA006927NIAID NIH HHS AI 058269NIAID NIH HHS U01 AI058269
6 · The paper itself

Abstract

Efficient assembly of hepatitis delta virus (HDV) was achieved by cotransfection of Huh7 cells with two plasmids: one to provide expression of the large, middle, and small envelope proteins of hepatitis B virus (HBV), the natural helper of HDV, and another to initiate replication of the HDV RNA genome. HDV released into the media was assayed for HDV RNA and HBV envelope proteins and characterized by rate-zonal sedimentation, immunoaffinity purification, electron microscopy, and the ability to infect primary human hepatocytes. Among the novel findings were that (i) immunostaining for delta antigen 6 days after infection with 300 genome equivalents (GE) per cell showed only 1% of cells as infected, but this was increased to 16% when 5% polyethylene glycol was present during infection; (ii) uninfected cells did not differ from infected cells in terms of albumin accumulation or the presence of E-cadherin at cell junctions; and (iii) sensitive quantitative real-time PCR assays detected HDV replication even when the multiplicity of infection was 0.2 GE/cell. In the future, this HDV assembly and infection system can be further developed to better understand the mechanisms shared by HBV and HDV for attachment and entry into host cells.

Indexed as

Virus AssemblyAntigens, ViralCells, CulturedChromatography, AffinityHepatitis Delta VirusHepatocytesHumansMicroscopy, Electron, TransmissionMicroscopy, ImmunoelectronRNA, ViralTime FactorsViral Envelope ProteinsVirionVirus ReplicationAntigens, ViralRNA, ViralViral Envelope Proteins

Identifiers

PMID17229685
PMCPMC1866043
OpenAlexW2146936833

What OpenQuestion holds

Textmetadata
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.