葡萄果实中(–)–α–萜品醇的积累与其合成酶基因Vvter表达的关系

被引:18
作者
王志群
段长青
朱保庆
吴玉文
涂崔
潘秋红
机构
[1] 中国农业大学食品科学与营养工程学院
关键词
葡萄; 果实; (–)–α–萜品醇; (–)–α–萜品醇合成酶;
D O I
10.16420/j.issn.0513-353x.2011.11.020
中图分类号
S663.1 [葡萄];
学科分类号
090201 [果树学];
摘要
以不同发育期的‘赤霞珠’和‘雷司令’葡萄果实为试材,应用气相色谱质谱联用技术和荧光实时定量PCR技术,研究了果实发育过程中游离态和糖苷态(–)–α–萜品醇含量与(–)–α–萜品醇合成酶[Vitis vinifera(-)-α-terpineol synthase]基因Vvter表达的关系。结果表明,糖苷态(–)–α–萜品醇在两个品种果实发育过程中均没有明显变化,游离态(–)–α–萜品醇在‘赤霞珠’中表现为随果实发育而降低,而在‘雷司令’中呈现先下降再上升后下降的趋势,同一品种中(–)–α–萜品醇总含量的变化与Vvter基因的表达成正相关。
引用
收藏
页码:2187 / 2192
页数:6
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