用差异显示技术分离空心莲子草抗旱相关基因

Huazhong Keji Daxue Xuebao (Ziran Kexue Ban)/Journal of Huazhong University of Science and Technology (Natural Science Edition)(2007)

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Abstract
采用mRNA差异显示技术,分离空心莲子草在干旱胁迫1 d后差异表达的基因,获得139个基因片段.经过Reverse Northern检测,初步证实有两个片段受干旱诱导表达上调.对其中一个片断克隆测序并进行核甘酸序列比对,显示与其他基因同源性都很低,表明可能是新的基因.半定量PCR技术证实该基因受干旱诱导表达上调.
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Key words
Alternanthera philoxeroides,Differential display,Drought,Gene
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