Genetic modification and screening in rat using haploid embryonic stem cells

Wei Li, Xin Li, Tianda Li, Ming Gui Jiang, Haifeng Wan, Guan Zheng Luo, Chunjing Feng, Xiaolong Cui, Fei Teng, Yan Yuan, Quan Zhou*, Qi Gu, Ling Shuai, Jiahao Sha, Yamei Xiao, Liu Wang, Zhonghua Liu, Xiu Jie Wang, Xiao Yang Zhao, Qi Zhou*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

88 Scopus citations

Abstract

The rat is an important animal model in biomedical research, but practical limitations to genetic manipulation have restricted the application of genetic analysis. Here we report the derivation of rat androgenetic haploid embryonic stem cells (RahESCs) as a tool to facilitate such studies. Our approach is based on removal of the maternal pronucleus from zygotes to generate androgenetic embryos followed by derivation of ESCs. The resulting RahESCs have 21 chromosomes, express pluripotency markers, differentiate into three germ layer cells, and contribute to the germline. Homozygous mutations can be introduced by both large-scale gene trapping and precise gene targeting via homologous recombination or the CRISPR-Cas system. RahESCs can also produce fertile rats after intracytoplasmic injection into oocytes and are therefore able to transmit genetic modifications to offspring. Overall, RahESCs represent a practical tool for functional genetic studies and production of transgenic lines in rat.

Original languageEnglish (US)
Pages (from-to)404-414
Number of pages11
JournalCell stem cell
Volume14
Issue number3
DOIs
StatePublished - Mar 6 2014
Externally publishedYes

ASJC Scopus subject areas

  • Molecular Medicine
  • Genetics
  • Cell Biology

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