Evidence map›Paper›PMID 33802466›Full record

ArticleVaccines2021

HCV Core/NS3 Protein Immunization with "N-Terminal Heat Shock gp96 Protein (rNT (gp96))" Induced Strong and Sustained Th1-Type Cytokines in Immunized Mice.

Zamaneh Hajikhezri, Farzin Roohvand, Monireh Maleki, Shohreh Shahmahmoodi, Ali Akbar Amirzargar, Abolfazl Keshavarz, Negar Seyed, Mohammad Farahmand, Katayoun Samimi-Rad

Open access · goldAbstract read
In one paragraph

Article in Vaccines, 2021. 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
0.6field-weighted citation impact, top 35% 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

3 citing papers in PubMed, 5 citations in OpenAlex.

  1. Article
  2. Review
  3. Review
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 3 institutions in 1 country.

Zamaneh HajikhezriDepartment of Virology, School of Public Health, Tehran University of Medical Sciences, Tehran 1449614535, Iran.
Farzin RoohvandDepartment of Virology, Pasteur Institute of Iran, Tehran 1316943551, Iran.
Monireh MalekiDepartment of Clinical Biochemistry, Faculty of Medical Sciences, Islamic Azad University of Tehran, Tehran 1477893855, Iran.
Shohreh ShahmahmoodiDepartment of Virology, School of Public Health, Tehran University of Medical Sciences, Tehran 1449614535, Iran.
Ali Akbar AmirzargarMolecular Immunology Research Center, Tehran University of Medical Sciences, Tehran 1449614535, Iran.
Abolfazl KeshavarzDepartment of Virology, School of Public Health, Tehran University of Medical Sciences, Tehran 1449614535, Iran.
Negar SeyedDepartment of Immunotherapy and Leishmania Vaccine Research, Pasteur Institute of Iran, Tehran 1316943551, Iran.
Mohammad FarahmandDepartment of Virology, School of Public Health, Tehran University of Medical Sciences, Tehran 1449614535, Iran.ORCID 0000-0002-9648-9298
Katayoun Samimi-RadDepartment of Virology, School of Public Health, Tehran University of Medical Sciences, Tehran 1449614535, Iran.
Tehran University of Medical Sciences · IRPasteur Institute of Iran · IRIslamic Azad University Medical Branch of Tehran · IR

Funding

Tehran University of Medical Sciences and Health Services 95-02-27-31344.
6 · The paper itself

Abstract

Feeble cellular responses induced by T cell-based vaccines are a major challenge for the development of an effective vaccine against Hepatitis C virus (HCV) infection. To address this challenge, the potential of N-terminal fragment of gp96 heat shock protein (rNT (gp96) as an adjuvant was evaluated and compared to that of the CpG (as a recognized Th1-type adjuvant) in the formulation of HCV core/NS3 antigens in three immunization strategies of protein/protein, DNA/DNA, and DNA/protein. Immunized mice were evaluated for elicited immune responses in week 3 (W3) and 11 post-immunizations. Our results demonstrated that the protein (subunit) vaccine formulated with rNT (gp96) in protein/protein strategy (core/NS3 + gp96) was significantly more efficient than CpG oligodeoxynucleotides (CpG ODN) formulation and all other immunization strategies in the induction of Th1-type cytokines. This group of mice (core/NS3 + gp96) also elicited a high level of anti-Core-NS3 total immunoglobulin G (IgG) with dominant IgG2a isotype at W3. Thus, the co-administration of recombinant NT (gp96) protein with rHCV proteins might be a promising approach in the formulation of HCV subunit vaccine candidates for induction of high levels of Th1 cytokines and humoral responses.

Indexed as

Core-Ns3Hepatitis C virusprime-boostrNT (gp96)vaccine

Identifiers

PMID33802466
PMCPMC7999198
OpenAlexW3135266989

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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.