外源海藻糖增强高表达转玉米C4型PEPC水稻耐旱性的机制

李佳馨, 李霞, 谢寅峰

Mechanism on Drought Tolerance Enhanced by Exogenous Trehalose in C4-PEPC Rice

Jiaxin Li, Xia Li, Yinfeng Xie

表3 海藻糖处理改变干旱胁迫下水稻叶片内可溶性糖的积累与分配

Table 3 Trehalose treatments change the accumulation and distribution of soluble sugars in rice leaves under drought stress

Index (mg·g-1 FW) WT PC CK CK+Tre DS DS+Tre CK CK+Tre DS DS+Tre Soluble sugar content 16.10 e 16.50 e 29.01 c 34.32 b 14.97 f 19.01 d 35.31 b 41.57 a Sucrose content 9.40 e 10.78 d 10.34 d 12.36 b 8.51 f 11.18 c 11.61 c 13.81 a Fructose content 4.01 d 4.09 d 4.95 c 5.81 b 3.86 e 3.88 e 5.49 b 7.66 a Glucose content 1.64 b 1.28 c 2.35 a 1.62 b 0.88 d 0.78 e 1.32 c 0.91 d Trehalose content 8.22 f 9.46 e 10.84 d 13.60 b 8.55 f 10.40 d 11.23 c 15.80 a