Evidence map›Paper›PMID 31390770›Full record

ArticleVaccines2019

Artificial Anti-HIV-1 Immunogen Comprising Epitopes of Broadly Neutralizing Antibodies 2F5, 10E8, and a Peptide Mimic of VRC01 Discontinuous Epitope.

Andrey P Rudometov, Anton N Chikaev, Nadezhda B Rudometova, Denis V Antonets, Alexander A Lomzov, Olga N Kaplina, Alexander A Ilyichev, Larisa I Karpenko

Open access · goldAbstract read
In one paragraph

Article in Vaccines, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
1.5field-weighted citation impact, top 19% 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

8 citing papers in PubMed, 16 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

8 authors at 3 institutions in 1 country.

Andrey P RudometovState Research Center of Virology and Biotechnology "Vector", Koltsovo, Novosibirsk Region 630559, Russia. andrei692@mail.ru.ORCID 0000-0003-2808-4309
Anton N ChikaevInstitute of Molecular and Cellular Biology of the Siberian Branch of the Russian Academy of Sciences, 8/2 Lavrentiev Avenue Novosibirsk, Novosibirsk 630090, Russia. chikaev@mcb.nsc.ru.
Nadezhda B RudometovaState Research Center of Virology and Biotechnology "Vector", Koltsovo, Novosibirsk Region 630559, Russia.
Denis V AntonetsState Research Center of Virology and Biotechnology "Vector", Koltsovo, Novosibirsk Region 630559, Russia.ORCID 0000-0002-1823-9701
Alexander A LomzovInstitute of Chemical Biology and Fundamental Medicine of the Siberian Branch of the Russian Academy of Sciences, 8 Lavrentiev Avenue, Novosibirsk 630090, Russia.
Olga N KaplinaState Research Center of Virology and Biotechnology "Vector", Koltsovo, Novosibirsk Region 630559, Russia.
Alexander A IlyichevState Research Center of Virology and Biotechnology "Vector", Koltsovo, Novosibirsk Region 630559, Russia.
Larisa I KarpenkoState Research Center of Virology and Biotechnology "Vector", Koltsovo, Novosibirsk Region 630559, Russia. lkarpenko@ngs.ru.ORCID 0000-0003-4365-8809
State Research Center of Virology and Biotechnology VECTOR · RUInstitute of Chemical Biology and Fundamental Medicine · RUInstitute of Molecular and Cell Biology · RU

Funding

RFBR and the government of the Novosibirsk region of the RF 18-44-543017Russian Science Foundation 14-14-00660
6 · The paper itself

Abstract

The construction of artificial proteins using conservative B-cell and T-cell epitopes is believed to be a promising approach for a vaccine design against diverse viral infections. This article describes the development of an artificial HIV-1 immunogen using a polyepitope immunogen design strategy. We developed a recombinant protein, referred to as nTBI, that contains epitopes recognized by broadly neutralizing HIV-1 antibodies (bNAbs) combined with Th-epitopes. This is a modified version of a previously designed artificial protein, TBI (T- and B-cell epitopes containing Immunogen), carrying four T- and five B-cell epitopes from HIV-1 Env and Gag proteins. To engineer the nTBI molecule, three B-cell epitopes of the TBI protein were replaced with the epitopes recognized by broadly neutralizing HIV-1 antibodies 10E8, 2F5, and a linear peptide mimic of VRC01 epitope. We showed that immunization of rabbits with the nTBI protein elicited antibodies that recognize HIV-1 proteins and were able to neutralize Env-pseudotyped SF162.LS HIV-1 strain (tier 1). Competition assay revealed that immunization of rabbits with nTBI induced mainly 10E8-like antibodies. Our findings support the use of nTBI protein as an immunogen with predefined favorable antigenic properties.

Indexed as

artificial proteinepitopes of broadly neutralizing HIV-1 antibodiesimmunogenicitypeptide mimic of discontinuous epitopepolyepitope B- and T-cell HIV-1 immunogen

Identifiers

PMID31390770
PMCPMC6789618
OpenAlexW2966013535

What OpenQuestion holds

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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.