水稻短根白化突变体sra1生理生化分析及基因定位

张莉莎,米胜南,王玲,委刚,郑尧杰,周恺,尚丽娜,朱美丹,王楠

Physiological and biochemical analysis and gene mapping of a novel short radicle and albino mutant sra1 in rice

Li-Sha ZHANG,Sheng-Nan MI,Ling WANG,Gang WEI,Yao-Jie ZHENG,Kai ZHOU,Li-Na SHANG,Mei-Dan ZHU,Nan WANG

图2 野生型(WT)和sra1突变体根系长度变化 A: 萌发3 d野生型和sra1植株根系; B: 萌发10 d野生型和sra1植株根系; C: 萌发20 d野生型和sra1植株根系; D~G: 萌发10 d野生型和sra1胚根中部; 标尺: 标尺在ABC中为1 cm, DE中为0.5 cm, FG中为0.1 cm。H: 野生型和sra1植株胚根长度; I: 野生型和sra1植株胚根中部侧根长度; J: 野生型和sra1植株侧根密度。*显著差异(P < 0.005)。

Fig. 2 Length of roots of the wild type (WT) and the sra1 mutant A: 3-day seeding roots of the wild type and the sra1 mutant; B: 10-day seeding roots of the wild type and the sra1 mutant; C: 20-day seeding roots of the wild type and the sra1 mutant; D-G: the middle of 10-day seeding roots of the wild type and the sra1 mutant; Scale bars: 1 cm in A, B, and C, 0.5 cm in D and E, 0.1 cm in F and G. H: length of radicle of the wild type and the sra1 mutant; I: length of lateral roots on the middle of radicle of the wild type and the sra1 mutant; J: density of lateral roots of the wild type and the sra1 mutant. *Significantly different at P < 0.05 by t-test.