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拟南芥高亲和性钾转运体AtHAK5参与植物根对盐胁迫及ABA的反应

DOI: 10.7668/hbnxb.2014.06.036, PP. 214-219

Keywords: AtHAK5,拟南芥,非生物胁迫

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Abstract:

为研究在不同逆境,如低钾、低钙、NaCl及ABA胁迫下,对拟南芥高亲和性钾转运体基因AtHAK5表达的影响,在对含有promoterAtHAK5::GUS融合基因的拟南芥转基因植株进行组织化学染色基础上进行RealtimeRT-PCR检测。结果表明,这些逆境条件可以引起拟南芥AtHAK5基因表达量的上调。同时在对拟南芥Col-0和AtHAK5缺失突变体athak5表型对比分析,发现AtHAK5参与植物根对盐胁迫及ABA的反应。

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