水稻矮化大粒突变体sdb1的鉴定与基因定位

陶怡然,熊毓贞,谢佳,田维江,张晓琼,张孝波,周倩,桑贤春,王晓雯

Identification and Gene Mapping of sdb1 Mutant with a Semi-dwarfism and Bigger Seed in Rice

Yi-Ran TAO,Yu-Zhen XIONG,Jia XIE,Wei-Jiang TIAN,Xiao-Qiong ZHANG,Xiao-Bo ZHANG,Qian ZHOU,Xian-Chun SANG,Xiao-Wen WANG

图2 野生型与突变体sdb1茎石蜡切片 A, B: 野生型WT和突变体sdb1茎秆纵切, Bar=100 μm; C: 图A红色小框的放大图, Bar=25 μm; D: 图B红色小框的放大图, Bar=25 μm; E:野生型WT和突变体sdb1茎秆纵切同一面积的细胞数目; F: 野生型WT和突变体sdb1茎秆纵切的细胞大小比较; G, H: 野生型WT和突变体sdb1茎秆纵切的细胞长度和宽度统计; I, J: 野生型WT和突变体sdb1茎秆横切, Bar=100 μm; K: 图I中红色小框放大图, Bar=25 μm; L: 图J的红色小框放大图, Bar=25 μm; M: 图I的黑色小框放大图, Bar=50 μm; N: 图J的黑色小框放大图, Bar=50 μm; O: 野生型WT和突变体sdb1茎秆横切同一面积的细胞数目统计; P: 野生型WT和突变体sdb1茎秆横切的细胞大小比较。**在0.01水平上差异显著。

Fig. 2 Stems paraffin sections of the wild type (WT) and sdb1 mutant A and B: longitudinal section of internodes of the wild type and the sdb1, Bar=100 μm; C: enlarged views of the red box in A, Bar=100 μm; D: enlarged views of the red box in B, Bar=100 μm; E:statistics of the cells number of the wild type and the sdb1 in the same area of longitudinal section; F: comparison of the cells size of the wild type and the sdb1 in longitudinal section; G and H: statistics of the cell length and width of the wild type and the sdb1in longitudinal section; I and J: gross section of internodes of the wild type and the sdb1, Bar=100 μm; K: enlarged views of the red box in I, Bar=25 μm; L: enlarged views of the red box in J, Bar=25 μm; M: enlarged views of the black box in I, Bar=50 μm; N: enlarged views of the black box in J, Bar=50 μm; O: statistics of the cells number of the wild type and the sdb1 in the same area of cross section; P:comparison of the cells size of the wild type and the sdb1 in cross section. **Significantly different at P < 0.01.