Evidence map›Paper›PMID 28463713›Full record

ArticleVirology2017

Neutralization of genotype 2 porcine epidemic diarrhea virus strains by a novel monoclonal antibody.

Jianbo Liu, Hongyan Shi, Jianfei Chen, Xin Zhang, Zhaoyang Ji, Jing Yuan, Da Shi, Liyan Cao, Xiangdong Zhu, Hui Dong and 3 more

Abstract read
In one paragraph

Article in Virology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing 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

19 citing papers in PubMed.

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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

13 authors.

Jianbo LiuState Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute of the Chinese Academy of Agricultural Sciences, Harbin 150001, China; Harbin Veterinary Research Institute, The Chinese Academy of Agricultural Sciences, 678 Haping Road, Xiangfang District, Harbin 150069, China.
Hongyan ShiState Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute of the Chinese Academy of Agricultural Sciences, Harbin 150001, China; Harbin Veterinary Research Institute, The Chinese Academy of Agricultural Sciences, 678 Haping Road, Xiangfang District, Harbin 150069, China.
Jianfei ChenState Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute of the Chinese Academy of Agricultural Sciences, Harbin 150001, China; Harbin Veterinary Research Institute, The Chinese Academy of Agricultural Sciences, 678 Haping Road, Xiangfang District, Harbin 150069, China.
Xin ZhangState Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute of the Chinese Academy of Agricultural Sciences, Harbin 150001, China; Harbin Veterinary Research Institute, The Chinese Academy of Agricultural Sciences, 678 Haping Road, Xiangfang District, Harbin 150069, China.
Zhaoyang JiState Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute of the Chinese Academy of Agricultural Sciences, Harbin 150001, China; Harbin Veterinary Research Institute, The Chinese Academy of Agricultural Sciences, 678 Haping Road, Xiangfang District, Harbin 150069, China.
Jing YuanState Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute of the Chinese Academy of Agricultural Sciences, Harbin 150001, China; Harbin Veterinary Research Institute, The Chinese Academy of Agricultural Sciences, 678 Haping Road, Xiangfang District, Harbin 150069, China.
Da ShiState Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute of the Chinese Academy of Agricultural Sciences, Harbin 150001, China; Harbin Veterinary Research Institute, The Chinese Academy of Agricultural Sciences, 678 Haping Road, Xiangfang District, Harbin 150069, China.
Liyan CaoState Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute of the Chinese Academy of Agricultural Sciences, Harbin 150001, China; Harbin Veterinary Research Institute, The Chinese Academy of Agricultural Sciences, 678 Haping Road, Xiangfang District, Harbin 150069, China.
Xiangdong ZhuState Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute of the Chinese Academy of Agricultural Sciences, Harbin 150001, China; Harbin Veterinary Research Institute, The Chinese Academy of Agricultural Sciences, 678 Haping Road, Xiangfang District, Harbin 150069, China.
Hui DongState Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute of the Chinese Academy of Agricultural Sciences, Harbin 150001, China; Harbin Veterinary Research Institute, The Chinese Academy of Agricultural Sciences, 678 Haping Road, Xiangfang District, Harbin 150069, China.
Xiaobo WangState Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute of the Chinese Academy of Agricultural Sciences, Harbin 150001, China; Harbin Veterinary Research Institute, The Chinese Academy of Agricultural Sciences, 678 Haping Road, Xiangfang District, Harbin 150069, China.
Jialin ZhangState Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute of the Chinese Academy of Agricultural Sciences, Harbin 150001, China; Harbin Veterinary Research Institute, The Chinese Academy of Agricultural Sciences, 678 Haping Road, Xiangfang District, Harbin 150069, China.
Li FengState Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute of the Chinese Academy of Agricultural Sciences, Harbin 150001, China; Harbin Veterinary Research Institute, The Chinese Academy of Agricultural Sciences, 678 Haping Road, Xiangfang District, Harbin 150069, China. Electronic address: fl@hvri.ac.cn.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Porcine epidemic diarrhea virus (PEDV) has two genotypes, G1 and G2. To research the immunogenicity differences of PEDV G1 and G2 genotype strains and obtain a neutralizing monoclonal antibody (mAb), we inoculated specific-pathogen-free BALB/c mice with a newly emerged strain, PEDV-LNCT2. After immunizations, cells from the spleen of the mice were fused with SP2/0 myeloma cells. Following culturing and subcloning, a strain, 1B9, secreting neutralizing antibody, was obtained. The 1B9 mAb neutralized new variant genotype 2 PEDV strains (LNCT2, LNSY, and Hjms), but it did not neutralize a genotype 1 PEDV strain (CV777), in vitro. Results showed that the epitope recognized by the 1B9 mAb lies in the spike protein, and that it is a conformational epitope. These findings confirm that allelic differences in the PEDV S gene between the G1 and G2 genotype strains led to changes in the S protein and, thus, differences in its immunogenicity.

Indexed as

AnimalsAntibodies, MonoclonalAntibodies, NeutralizingAntibodies, ViralCoronavirus InfectionsEpitopesGenotypeNeutralization TestsPorcine epidemic diarrhea virusSwineSwine DiseasesAntibodies, MonoclonalAntibodies, NeutralizingAntibodies, ViralEpitopesConformational epitopeMonoclonal antibodyNeutralization testPorcine epidemic diarrhea virus

Identifiers

PMID28463713
PMCPMC7172788

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.