1 条结果 关键词:根瘤菌 ×

A Biosensor-Based Leaf Punch Assay for Glutamine Correlates to Symbiotic Nitrogen Fixation Measurements in Legumes to Permit Rapid Screening of Rhizobia Inoculants under Controlled Conditions.

Frontiers in plant science 2017 Thilakarathna MS, Moroz N, Raizada MN

豆科植物通过根瘤菌共生固氮(SNF)将大气氮转化为可用氮,但作物品种与根瘤菌菌株间不兼容或次优互作常导致固氮率下降。为低成本、高通量筛选根瘤菌接种剂,作者建立了一种基于叶片打孔的全细胞生物传感器检测方法。该方法利用GlnLux生物传感器,即谷氨酰胺(Gln)营养缺陷型大肠杆菌菌株表达组成型lux操纵子,在检测到Gln后产生生物发光。...