玉米雄性不育机理及其在工程核不育制种中的应用

吴锁伟, 安学丽, 万向元

Molecular Mechanisms of Male Sterility and their Applications in Biotechnology-based Male-sterility Hybrid Seed Production in Maize

Suowei Wu, Xueli An, Xiangyuan Wan

图3 基于生物技术的玉米工程核不育技术体系 (A) 玉米系列工程不育载体(SPT、MCS、MGM+Cas9和DGMS); (B) 玉米工程核不育系及其保持系的分离; (C), (D) 玉米多控不育系(MCS)和显性不育系(DGMS)的繁殖

Figure 3 Biotechnology-based genic male sterility systems in maize (A) Diagram of the expression constructs of SPT, MCS, MGM+Cas9 and DGMS systems in maize; (B) The segregation of male-sterility lines and maintainers in different systems; (C), (D) Propagation roadmap of maize multi-control sterility (MCS) lines and dominant genic male sterility (DGMS) lines