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Zhong Z, Niu P, Wang M, Huang G, Xu S, Sun Y, Xu X, Hou Y, Sun X, Yan Y, Wang H. Targeted disruption of sp7 and myostatin with CRISPR-Cas9 results in severe bone defects and more muscular cells in common carp. Sci Rep 2016; 6:22953. [PMID: 26976234 PMCID: PMC4791634 DOI: 10.1038/srep22953] [Citation(s) in RCA: 82] [Impact Index Per Article: 10.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/21/2015] [Accepted: 01/29/2016] [Indexed: 12/30/2022] Open
Abstract
The common carp (Cyprinus carpio) as one of the most important aquaculture fishes produces over 3 million metric tones annually, approximately 10% the annual production of the all farmed freshwater fish worldwide. However, the tetraploidy genome and long generation-time of the common carp have made its breeding and genetic studies extremely difficult. Here, TALEN and CRISPR-Cas9, two versatile genome-editing tools, are employed to target common carp bone-related genes sp7, runx2, bmp2a, spp1, opg, and muscle suppressor gene mstn. TALEN were shown to induce mutations in the target coding sites of sp7, runx2, spp1 and mstn. With CRISPR-Cas9, the two common carp sp7 genes, sp7a and sp7b, were mutated individually, all resulting in severe bone defects; while mstnba mutated fish have grown significantly more muscle cells. We also employed CRISPR-Cas9 to generate double mutant fish of sp7a;mstnba with high efficiencies in a single step. These results demonstrate that both TALEN and CRISPR-Cas9 are highly efficient tools for modifying the common carp genome, and open avenues for facilitating common carp genetic studies and breeding.
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Affiliation(s)
- Zhaomin Zhong
- Center for Circadian Clocks, Soochow University, Suzhou 215123, Jiangsu, China.,School of Biology &Basic Medical Sciences, Medical College, Soochow University, Suzhou 215123, Jiangsu, China
| | - Pengfei Niu
- Center for Circadian Clocks, Soochow University, Suzhou 215123, Jiangsu, China.,School of Biology &Basic Medical Sciences, Medical College, Soochow University, Suzhou 215123, Jiangsu, China
| | - Mingyong Wang
- Center for Circadian Clocks, Soochow University, Suzhou 215123, Jiangsu, China.,School of Biology &Basic Medical Sciences, Medical College, Soochow University, Suzhou 215123, Jiangsu, China
| | - Guodong Huang
- Center for Circadian Clocks, Soochow University, Suzhou 215123, Jiangsu, China.,School of Biology &Basic Medical Sciences, Medical College, Soochow University, Suzhou 215123, Jiangsu, China
| | - Shuhao Xu
- Center for Circadian Clocks, Soochow University, Suzhou 215123, Jiangsu, China.,School of Biology &Basic Medical Sciences, Medical College, Soochow University, Suzhou 215123, Jiangsu, China
| | - Yi Sun
- Center for Circadian Clocks, Soochow University, Suzhou 215123, Jiangsu, China.,School of Biology &Basic Medical Sciences, Medical College, Soochow University, Suzhou 215123, Jiangsu, China
| | - Xiaona Xu
- Center for Circadian Clocks, Soochow University, Suzhou 215123, Jiangsu, China.,School of Biology &Basic Medical Sciences, Medical College, Soochow University, Suzhou 215123, Jiangsu, China
| | - Yi Hou
- School of Biology &Basic Medical Sciences, Medical College, Soochow University, Suzhou 215123, Jiangsu, China
| | - Xiaowen Sun
- Heilongjiang River Fisheries Research Institute of Chinese Academy of Fishery Sciences, Harbin, China
| | - Yilin Yan
- Center for Circadian Clocks, Soochow University, Suzhou 215123, Jiangsu, China.,School of Biology &Basic Medical Sciences, Medical College, Soochow University, Suzhou 215123, Jiangsu, China.,Institute of Neuroscience, University of Oregon, Eugene, Oregon 97403, USA
| | - Han Wang
- Center for Circadian Clocks, Soochow University, Suzhou 215123, Jiangsu, China.,School of Biology &Basic Medical Sciences, Medical College, Soochow University, Suzhou 215123, Jiangsu, China
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