水稻包穗突变体sui2的遗传分析和基因精细定位

孙琦, 赵志超, 张瑾晖, 张锋, 程治军, 邹德堂

Genetic analysis and fine mapping of a sheathed panicle mutant sui2 in rice (Oryza sativa L.)

Qi SUN, Zhi-Chao ZHAO, Jin-Hui ZHANG, Feng ZHANG, Zhi-Jun CHENG, De-Tang ZOU

图1 野生型与突变体sui2的表型比较 A: 野生型野生型(左)与突变体(右)成熟期表型; B: 成熟期野生型(左)与突变体(右)的1个典型的包穗的表型比较; C: 成熟期野生型(左)与突变体(右)的各节间表型比较, 自左至右为倒一、二、三、四节间; D, E: 野生型(D)和突变体(E)倒一节间横切面细胞学比较; F: 野生型和突变体倒一节间纵切面细胞学比较; G, H: 野生型(G)与突变体(H)苗期倒一和倒二叶叶片夹角。标尺: (A) 15 cm; (B) 5 cm; (C) 5 cm, (D, E) 200 μm; (F) 50 μm。

Fig. 1 Phenotypic comparison between wild type and mutant sui2 A: Phenotypes of WT (left) and sui2 (right) plants at rippen period; B: Phenotype comparison of the sheathed panicle of WT (left) and sui2 (right) at the maturation period; C: Comparison of internodes between WT (left) and sui2 (right), from left to right is the uppermost internode, penultimate internode, antepenult internode, fourth internode from top down; D, E: Transverse sections of the first internode of WT (D) and sui2 (E); F: Longitudinal sections of the uppermost internode of wild type and sui2; G, H: The leaf angles between the last and penultimate leaf in the WT (G) and sui2 (H) at the seedling stage. Scale bars: (A) 15 cm; (B) 5 cm; (C) 5 cm; (D, E) 200 μm; (F) 50 μm.