Evidence map›Paper›PMID 28404899›Full record

ArticleOncotarget2017

BALB/c mice immunized with a combination of virus-like particles incorporating Kaposi sarcoma-associated herpesvirus (KSHV) envelope glycoproteins gpK8.1, gB, and gH/gL induced comparable serum neutralizing antibody activity to UV-inactivated KSHV.

Anne K Barasa, Peng Ye, Meredith Phelps, Ganapathiram T Arivudainambi, Timelia Tison, Javier Gordon Ogembo

Erratum issuedOpen access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
0.7field-weighted citation impact, top 28% 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

16 citing papers in PubMed, 23 citations in OpenAlex.

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  16. Kaposi sarcoma.Nature reviews. Disease primers · 2019
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 4 institutions in 2 countries.

Anne K BarasaDepartment of Experimental Therapeutics, Beckman Research Institute of City of Hope, Duarte, CA, USA.
Peng YeDepartment of Experimental Therapeutics, Beckman Research Institute of City of Hope, Duarte, CA, USA.
Meredith PhelpsDepartment of Medicine, University of Massachusetts Medical School, Worcester, MA, USA.
Ganapathiram T ArivudainambiDepartment of Medicine, University of Massachusetts Medical School, Worcester, MA, USA.
Timelia TisonDepartment of Medicine, University of Massachusetts Medical School, Worcester, MA, USA.
Javier Gordon OgemboDepartment of Experimental Therapeutics, Beckman Research Institute of City of Hope, Duarte, CA, USA.
University of Massachusetts Chan Medical School · USBeckman Research InstituteCity of Hope · USUniversity of Nairobi · KE

Funding

Unmasking the roles of KSHV glycoproteins in virus entry and vaccine developmentK01CA184388 · NCI · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI OGEMBO, JAVIER GORDON · 2014 to 2018
$536k
NCI NIH HHS K01 CA184388
6 · The paper itself

Abstract

Infection with Kaposi sarcoma-associated herpesvirus (KSHV) is estimated to account for over 44,000 new cases of Kaposi sarcoma annually, with 84% occurring in Africa, where the virus is endemic. To date, there is no prophylactic vaccine against KSHV. KSHV gpK8.1, gB, and gH/gL glycoproteins, implicated in the virus entry into host cells, are attractive vaccine targets for eliciting potent neutralizing antibodies (nAbs) against virus infection. We incorporated gpK8.1, gB, or gH/gL on the surface of virus-like particles (VLPs) and characterized these VLPs for their composition, size, and functionality. To determine which viral glycoprotein(s) elicit the most effective serum-nAbs, we immunized BALB/c mice with gpK8.1, gB, or gH/gL VLPs individually or in combination. Neutralizing antibody assay revealed that sera from mice immunized with the VLPs inhibited KSHV infection of HEK-293 cells in a dose-dependent manner. As a single immunogen, gpK8.1 VLPs stimulated comparable nAb activity to that of UV-inactivated KSHV (UV-KSHV). In contrast, UV-KSHV stimulated higher titers of nAb compared to gB (p = 0.0316) or gH/gL (p = 0.0486). Mice immunized with the combination of gB and gH/gL VLPs had a better nAb response than those immunized with either gB (p = 0.0268), or gH/gL (p = 0.0397) as single VLP immunogens. Immunization with any VLP combination stimulated comparable nAb activity to UV-KSHV serum. Our data provide the first evidence that KSHV gpK8.1, gB, and gH/gL glycoproteins can be incorporated onto the surface of VLPs and used as prophylactic vaccine candidates, with potential to prevent KSHV infection.

Indexed as

AnimalsAntibodies, NeutralizingCancer VaccinesCell LineCHO CellsCricetulusDisease Models, AnimalDose-Response Relationship, DrugHEK293 CellsHerpesvirus 8, HumanHumansMiceMice, Inbred BALB CSarcoma, KaposiVaccines, InactivatedVaccines, Virus-Like ParticleAntibodies, NeutralizingCancer VaccinesVaccines, InactivatedVaccines, Virus-Like ParticleViral Envelope ProteinscancerglycoproteinsKaposi sarcoma-associated herpes virusprophylactic vaccinevirus-like particles

Identifiers

PMID28404899
PMCPMC5470984
OpenAlexW2590212522

What OpenQuestion holds

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LicenceCC BY
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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.