Evidence map›Paper›PMID 38096182›Full record

ArticlePloS one2023

Computational design of experimentally validated multi-epitopes vaccine against hepatitis E virus: An immunological approach.

Tasneem Anwar, Saba Ismail, Fahed Parvaiz, Sumra Wajid Abbasi, Fahad A Al-Abbasi, Amira M Alghamdi, Khalid Al-Regaiey, Asad Ul-Haq, Imdad Kaleem, Shahid Bashir and 1 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
2.8field-weighted citation impact, top 9% 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

13 citing papers in PubMed, 18 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

11 authors at 8 institutions in 5 countries.

Tasneem AnwarDepartment of Biosciences, COMSATS University Islamabad (CUI), Islamabad, Pakistan.
Saba IsmailDepartment of Pharmacy and Pharmaceutical Sciences, University of Alberta, Edmonton, Alberta, Canada.
Fahed ParvaizDepartment of Biosciences, COMSATS University Islamabad (CUI), Islamabad, Pakistan.
Sumra Wajid AbbasiDepartment of Biological Sciences, National University of Medical Sciences, Rawalpindi, Pakistan.
Fahad A Al-AbbasiDepartment of Biochemistry, Faculty of Sciences, King Abdulaziz University, Jeddah, Saudi Arabia.
Amira M AlghamdiDepartment of Biochemistry, Faculty of Sciences, King Abdulaziz University, Jeddah, Saudi Arabia.
Khalid Al-RegaieyDepartment of Physiology, King Saud University, Riyadh, Saudi Arabia.
Asad Ul-HaqDivision of Rheumatology, Department of Internal Medicine, Soonchunhyang University Seoul Hospital, Seoul, Republic of Korea.
Imdad KaleemDepartment of Biosciences, COMSATS University Islamabad (CUI), Islamabad, Pakistan.
Shahid BashirNeuroscience Center, King Fahad Specialist Hospital Dammam, Dammam, Saudi Arabia.ORCID 0000-0001-6286-6895
Yasir WaheedOffice of Research, Innovation & Commercialization, Shaheed Zulfiqar Ali Bhutto Medical University (SZABMU), Islamabad, Pakistan.
COMSATS University Islamabad · PKKing Abdulaziz University · SAKing Fahad Specialist Hospital · SAKing Saud University · SANational University of Medical Sciences · PKShaheed Zulfiqar Ali Bhutto Institute of Science and Technology · PKSoonchunhyang University Hospital Seoul · KRUniversity of Alberta · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Hepatitis E virus (HEV) is one of the leading acute liver infections triggered by viral hepatitis. Patients infected with HEV usually recover and the annual death rate is negligible. Currently, there is no HEV licensed vaccine available globally. This study was carried out to design a multi-epitope HEV peptide-based vaccine by retrieving already experimentally validated epitopes from ViPR database leading to epitope prioritization. Epitopes selected as potential vaccine candidates were non-allergen, immunogenic, soluble, non-toxic and IFN gamma positive. The epitopes were linked together by AAY linkers and the linker EAAAK was used to join adjuvant with epitopes. Toll-like receptor (TLR)-4 agonist was used as an adjuvant to boost efficacy of the vaccine. Furthermore, codon optimization followed by disulfide engineering was performed to analyse the designed vaccine's structural stability. Computational modeling of the immune simulation was done to examine the immune response against the vaccine. The designed vaccine construct was docked with TLR-3 receptor for their interactions and then subjected to molecular dynamic simulations. The vaccine model was examined computationally towards the capability of inducing immune responses which showed the induction of both humoral and cell mediated immunity. Taken together, our study suggests an In-silico designed HEV based multi-epitope peptide-based vaccine (MEPV) that needs to be examined in the wet lab-based data that can help to develop a potential vaccine against HEV.

Indexed as

Hepatitis E virusComputational BiologyEpitopes, B-LymphocyteEpitopes, T-LymphocyteHumansMolecular Docking SimulationMolecular Dynamics SimulationPeptidesVaccines, SubunitEpitopes, B-LymphocyteEpitopes, T-LymphocytePeptidesVaccines, Subunit

Identifiers

PMID38096182
PMCPMC10721065
OpenAlexW4389726288

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.