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Acknowledgements
This work was supported by grants from the National Transgenic Science and Technology Program (2019ZX08010-003-001-010), the National Natural Science Foundation of China (31900306) and Key Research and Development Program of Shanxi Province (201903D221095).
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Liang, Z., Wu, Y., Guo, Y. et al. Bi-functional selection markers assist segregation of transgene-free, genome-edited mutants. Sci. China Life Sci. 64, 1567–1570 (2021). https://doi.org/10.1007/s11427-020-1820-9
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DOI: https://doi.org/10.1007/s11427-020-1820-9