不同糯性高粱胚乳淀粉形成与积累过程的酶学调控机制及显微结构变化
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柯福来,朱凯,李志华,石永顺,邹剑秋,王艳秋
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Formation Regulating and Micro-Structure of Sorghum Starch with Different Types of Endosperm
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KE FuLai,ZHU Kai,LI ZhiHua,SHI YongShun,ZOU JianQiu,WANG YanQiu
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表2 不同类型高粱籽粒中淀粉合成相关酶活性与淀粉积累速率间相关分析
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Table 2 Correlation coefficients between starch accumulation rate and starch bio-synthesis enzymes activities
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酶 Enzyme | 直链淀粉积累速率Amylose accumulation rate | 支链淀粉积累速率Amylopectin accumulation rate | 辽粘3 Liaonian3 | 辽杂19 Liaoza19 | 辽杂10 Liaoza10 | 辽粘3号 Liaonian3 | 辽杂19 Liaoza19 | 辽杂10 Liaoza10 | 尿苷二磷酸葡萄糖焦磷酸化酶UDPG | 0.85* | 0.82* | 0.89* | 0.79* | 0.84* | 0.86* | 腺苷二磷酸葡萄糖焦磷酸化酶ADPG | 0.87* | 0.89* | 0.84* | 0.92* | 0.85* | 0.94* | 可溶性淀粉合成酶SSS | 0.79* | 0.76* | 0.74* | 0.91* | 0.94* | 0.92* | 结合态淀粉合成酶GBSS | 0.64 | 0.72* | 0.75* | 0.59 | 0.49 | 0.36 | 淀粉分支酶SBE | 0.47 | 0.58 | 0.49 | 0.98* | 0.95* | 0.86* | 淀粉去分支酶DBE | 0.42 | 0.51 | 0.38 | 0.78* | 0.75* | 0.73* |
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