GmACP expression is decreased in GmNORK knockdown transgenic soybean roots
文献类型: 外文期刊
第一作者: Wang, Lijun
作者: Wang, Lijun;Deng, Lingwei
作者机构:
关键词: NORK;ACP;Soybean;Nodule;Rhizobium
期刊名称:CROP JOURNAL ( 影响因子:4.407; 五年影响因子:5.687 )
ISSN: 2095-5421
年卷期: 2016 年 4 卷 6 期
页码:
收录情况: SCI
摘要: NORK and soybean acyl carrier protein (ACP) both play important roles in nodulation. However, the relationship between Nod factor signaling and fatty acid (FA) biosynthesis during symbiotic development is unknown. In this study, an RNAi plasmid of GmNORK was constructed and transformed into soybean roots by Agrobacterium rhizogene-mediated hairy-root transformation. The nodule number decreased substantially in GmNORK knockdown soybean transgenic roots. To investigate the relationship between GmACP and Nod factor signaling, we measured GmACP expression levels in GmNORK RNAi soybean transgenic roots and found that rhizobia inoculation led to substantially reduced GmACP expression. Thus, FA biosynthesis was affected by Nod factor signaling during nodule development in soybean, a finding that provides valuable information that improves our understanding of the functions of GmNORK and GmACP in symbiotic signaling and nodule development. (C) 2016 Crop Science Society of China and Institute of Crop Science, CAAS. Production and hosting by Elsevier B.V.
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