Genetic modification of the protozoan Eimeria tenella using the CRISPR/Cas9 system

Abstract Eimeria tenella has emerged as valuable model organism for studying the biology and immunology of protozoan parasites with the establishment of the reverse genetic manipulation platform. In this report, we described the application of CRISPR (clustered regularly interspaced short palindromi...

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Main Authors: Xinming Tang, Jingxia Suo, Lin Liang, Chunhui Duan, Dandan Hu, Xiaolong Gu, Yonglan Yu, Xianyong Liu, Shangjin Cui, Xun Suo
Format: Article
Language:English
Published: BMC 2020-03-01
Series:Veterinary Research
Online Access:http://link.springer.com/article/10.1186/s13567-020-00766-0
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author Xinming Tang
Jingxia Suo
Lin Liang
Chunhui Duan
Dandan Hu
Xiaolong Gu
Yonglan Yu
Xianyong Liu
Shangjin Cui
Xun Suo
author_facet Xinming Tang
Jingxia Suo
Lin Liang
Chunhui Duan
Dandan Hu
Xiaolong Gu
Yonglan Yu
Xianyong Liu
Shangjin Cui
Xun Suo
author_sort Xinming Tang
collection DOAJ
description Abstract Eimeria tenella has emerged as valuable model organism for studying the biology and immunology of protozoan parasites with the establishment of the reverse genetic manipulation platform. In this report, we described the application of CRISPR (clustered regularly interspaced short palindromic repeat)/Cas9 (endonuclease) system for efficient genetic editing in E. tenella, and showed that the CRISPR/Cas9 system mediates site-specific double-strand DNA breaks with a single guide RNA. Using this system, we successfully tagged the endogenous microneme protein 2 (EtMic2) by inserting the red fluorescent protein into the C-terminal of EtMic2. Our results extended the utility of the CRISPR/Cas9-mediated genetic modification system to E. tenella, and opened a new avenue for targeted investigation of gene functions in apicomplexan parasites.
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spelling doaj.art-56f73fe75ce74f8c87a3e9a4ffea33eb2022-12-21T20:03:55ZengBMCVeterinary Research1297-97162020-03-015111510.1186/s13567-020-00766-0Genetic modification of the protozoan Eimeria tenella using the CRISPR/Cas9 systemXinming Tang0Jingxia Suo1Lin Liang2Chunhui Duan3Dandan Hu4Xiaolong Gu5Yonglan Yu6Xianyong Liu7Shangjin Cui8Xun Suo9Institute of Animal Science, Chinese Academy of Agricultural SciencesKey Laboratory of Zoonosis of Ministry of Agriculture & National Animal Protozoa Laboratory, College of Veterinary Medicine, China Agricultural UniversityInstitute of Animal Science, Chinese Academy of Agricultural SciencesKey Laboratory of Zoonosis of Ministry of Agriculture & National Animal Protozoa Laboratory, College of Veterinary Medicine, China Agricultural UniversityKey Laboratory of Zoonosis of Ministry of Agriculture & National Animal Protozoa Laboratory, College of Veterinary Medicine, China Agricultural UniversityKey Laboratory of Zoonosis of Ministry of Agriculture & National Animal Protozoa Laboratory, College of Veterinary Medicine, China Agricultural UniversityKey Laboratory of Zoonosis of Ministry of Agriculture & National Animal Protozoa Laboratory, College of Veterinary Medicine, China Agricultural UniversityKey Laboratory of Zoonosis of Ministry of Agriculture & National Animal Protozoa Laboratory, College of Veterinary Medicine, China Agricultural UniversityInstitute of Animal Science, Chinese Academy of Agricultural SciencesKey Laboratory of Zoonosis of Ministry of Agriculture & National Animal Protozoa Laboratory, College of Veterinary Medicine, China Agricultural UniversityAbstract Eimeria tenella has emerged as valuable model organism for studying the biology and immunology of protozoan parasites with the establishment of the reverse genetic manipulation platform. In this report, we described the application of CRISPR (clustered regularly interspaced short palindromic repeat)/Cas9 (endonuclease) system for efficient genetic editing in E. tenella, and showed that the CRISPR/Cas9 system mediates site-specific double-strand DNA breaks with a single guide RNA. Using this system, we successfully tagged the endogenous microneme protein 2 (EtMic2) by inserting the red fluorescent protein into the C-terminal of EtMic2. Our results extended the utility of the CRISPR/Cas9-mediated genetic modification system to E. tenella, and opened a new avenue for targeted investigation of gene functions in apicomplexan parasites.http://link.springer.com/article/10.1186/s13567-020-00766-0
spellingShingle Xinming Tang
Jingxia Suo
Lin Liang
Chunhui Duan
Dandan Hu
Xiaolong Gu
Yonglan Yu
Xianyong Liu
Shangjin Cui
Xun Suo
Genetic modification of the protozoan Eimeria tenella using the CRISPR/Cas9 system
Veterinary Research
title Genetic modification of the protozoan Eimeria tenella using the CRISPR/Cas9 system
title_full Genetic modification of the protozoan Eimeria tenella using the CRISPR/Cas9 system
title_fullStr Genetic modification of the protozoan Eimeria tenella using the CRISPR/Cas9 system
title_full_unstemmed Genetic modification of the protozoan Eimeria tenella using the CRISPR/Cas9 system
title_short Genetic modification of the protozoan Eimeria tenella using the CRISPR/Cas9 system
title_sort genetic modification of the protozoan eimeria tenella using the crispr cas9 system
url http://link.springer.com/article/10.1186/s13567-020-00766-0
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