Evidence map›Paper›PMID 39044072›Full record

ArticleMethods in molecular biology (Clifton, N.J.)2024

Hepatitis B Virus Covalently Closed Circular DNA Chromatin Immunoprecipitation Assay.

Elena S Kim, Haitao Guo

Abstract read
In one paragraph

Article in Methods in molecular biology (Clifton, N.J.), 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–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

3 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
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

2 authors.

Elena S KimDepartment of Microbiology and Molecular Genetics, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA. kime6@upmc.edu.
Haitao GuoDepartment of Microbiology and Molecular Genetics, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA. guoh4@upmc.edu.

Funding

VECTOR CORE FACILITYP30CA047904 · NCI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI JOHN C. BYRD · 1988 to 2026
$158.0M
Pittsburgh Liver Research CenterP30DK120531 · NIDDK · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI DAVID A GELLER · 2019 to 2026
$10.9M
Molecular Mechanisms of HBV cccDNA FormationR01AI110762 · NIAID · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI GUO, HAITAO · 2016 to 2025
$3.5M
The Role of HBeAg in HBV PersistenceR01AI134818 · NIAID · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI Haitao Guo · 2018 to 2026
$2.7M
Epigenetic Regulation of HBV cccDNA TranscriptionR01AI150255 · NIAID · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI GUO, HAITAO · 2020 to 2024
$2.0M
Development of an HTS Assay for Discovery of HBV cccDNA InhibitorsR01AI123271 · NIAID · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI GUO, HAITAO · 2017 to 2019
$1.2M
HBV cccDNA and integrated DNA in HIV coinfection and HBV monoinfectionR56AI179574 · NIAID · BETH ISRAEL DEACONESS MEDICAL CENTER · PI GUO, HAITAO, LAU, DARYL T · 2023 to 2023
$847k
High throughput screening and preclinical development of HBV cccDNA inhibitorsR21AI179929 · NIAID · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI GUO, HAITAO · 2024 to 2025
$426k
NCI NIH HHS P30 CA047904NIAID NIH HHS R01 AI110762NIAID NIH HHS R01 AI123271NIAID NIH HHS R01 AI134818NIAID NIH HHS R01 AI150255NIAID NIH HHS R21 AI179929NIAID NIH HHS R56 AI179574NIDDK NIH HHS P30 DK120531
6 · The paper itself

Abstract

Hepatitis B virus (HBV) is an obligate human hepatotropic DNA virus causing both transient and chronic infection. The livers of chronic hepatitis B patients have a high risk of developing liver fibrosis, cirrhosis, and hepatocellular carcinoma. The nuclear episomal viral DNA intermediate, covalently closed circular DNA (cccDNA), forms a highly stable complex with host and viral proteins to serve as a transcription template and support HBV infection chronicity. Thus, characterization of the composition and dynamics of cccDNA nucleoprotein complexes providing cccDNA stability and gene regulation is of high importance for both basic and medical research. The presented method for chromatin immunoprecipitation coupled with qPCR (ChIP-qPCR) allows to assess provisional physical interaction of the protein of interest (POI) with cccDNA using POI-specific antibody, the level of enrichment of a POI on cccDNA versus control/background is characterized quantitatively using qPCR.

Indexed as

Chromatin ImmunoprecipitationDNA, CircularDNA, ViralHepatitis B virusHepatitis BHumansReal-Time Polymerase Chain ReactionDNA, CircularDNA, ViralcccDNAChIP-qPCREpigeneticsHBV

Identifiers

PMID39044072
PMCPMC11413761

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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.