Evidence map›Paper›PMID 36224608›Full record

ArticleParasites & vectors2022

Epitope vaccine design for Toxoplasma gondii based on a genome-wide database of membrane proteins.

Xuan-Wu Li, Ni Zhang, Zhuo-Lin Li, Nouhoum Dibo, Zhen-Rong Ma, Bin Lu, Ye-Hong Huang, Yun-Feng Chang, Hong-Zhi Chen, Xiang Wu

Abstract read
In one paragraph

Article in Parasites & vectors, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Advances and Translational Challenges inVeterinary sciences · 2026
    Review
  2. The Development of TIM-Barrel Based Multi-Epitope Protein forAnimals : an open access journal from MDPI · 2025
    Article
  3. Article
  4. Article
  5. Article
  6. Iranian journal of parasitology
    Article
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

10 authors.

Xuan-Wu Li *National Clinical Research Center for Metabolic Disease, Key Laboratory of Diabetes Immunology, Ministry of Education, and Department of Metabolism and Endocrinology, The Second Xiangya Hospital of Central South University, Changsha, China.
Ni Zhang *Department of Parasitology, Xiangya School of Basic Medicine, Central South University, Changsha, China.
Zhuo-Lin LiDepartment of Parasitology, Xiangya School of Basic Medicine, Central South University, Changsha, China.
Nouhoum DiboDepartment of Parasitology, Xiangya School of Basic Medicine, Central South University, Changsha, China.
Zhen-Rong MaDepartment of Parasitology, Xiangya School of Basic Medicine, Central South University, Changsha, China.
Bin LuDepartment of Parasitology, Xiangya School of Basic Medicine, Central South University, Changsha, China.
Ye-Hong HuangDepartment of Parasitology, Xiangya School of Basic Medicine, Central South University, Changsha, China.
Yun-Feng ChangDepartment of Forensic Medicine Science, Xiangya School of Basic Medicine, Central South University, Changsha, China.
Hong-Zhi ChenNational Clinical Research Center for Metabolic Disease, Key Laboratory of Diabetes Immunology, Ministry of Education, and Department of Metabolism and Endocrinology, The Second Xiangya Hospital of Central South University, Changsha, China. chenhongzhi2013@csu.edu.cn.
Xiang WuDepartment of Parasitology, Xiangya School of Basic Medicine, Central South University, Changsha, China. wuxiang@csu.edu.cn.

Funding

Hunan Provincial Natural Sciences Foundation 2022JJ30797National Key Research and Development Project 2018YFE0114500National Natural Sciences Foundation of China 81970746National Natural Sciences Foundation of China 82072306
6 · The paper itself

Abstract

backgroundThere is presently no effective and safe vaccine for Toxoplasma gondii for humans. The study described here was designed to search for a novel group of optimal B cell and T cell epitopes from Toxoplasma membrane proteins using genome-wide comprehensive screening.

methodsThe amino acid sequences of membrane proteins of T. gondii were obtained from the UniProt database. The ABCPred and BepiPred servers were employed to predict the linear B cell epitopes. The Immune Epitope Database (IEDB) online service was utilized to forecast T cell epitopes within T. gondii membrane proteins that bind to human leukocyte antigen (HLA) class I (HLA-I) or HLA-II molecules.

resultsFrom the 314 membrane proteins of T. gondii, a total of 14 linear B cell epitopes embedded in 12 membrane proteins were identified. Eight epitopes for major histocompatibility complex (MHC) class I (MHC-I) molecules and 18 epitopes for MHC-II molecules were ultimately selected, for which world population coverage percentiles were 71.94% and 99.76%, respectively. The top rated combinations of linear B cell epitopes and T cell epitopes covering both BALB/c mice and a majority of the human population were identified for the development of a protective vaccine.

conclusionsThe ultimate vaccine construct described here, which comprises B cells, MHC-I and MHC-II epitopes, might protect individuals against T. gondii infection by inducing humoral and cellular immune responses.

Indexed as

ToxoplasmaVaccinesAnimalsEpitopes, B-LymphocyteEpitopes, T-LymphocyteHistocompatibility Antigens Class IIHumansMembrane ProteinsMiceMice, Inbred BALB CEpitopes, B-LymphocyteEpitopes, T-LymphocyteHistocompatibility Antigens Class IIMembrane ProteinsVaccinesBioinformaticsEpitope vaccineHuman leukocyte antigenToxoplasma gondii

Identifiers

PMID36224608
PMCPMC9555269

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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.