MELILOTI

作品数：14被引量：19H指数：3
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相关领域：生物学农业科学更多>>
相关作者：俞冠翘巩子英汪洋邹华松李健更多>>
相关机构：南京师范大学中国科学院上海生命科学研究院西北农林科技大学中国农业大学更多>>
相关期刊：《生态与农村环境学报》《Science Bulletin》《Open Journal of Biophysics》《中国草地学报》更多>>
相关基金：国家自然科学基金国家重点基础研究发展计划国家杰出青年科学基金国家现代农业产业技术体系建设项目更多>>
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Inhibition of nodule development by multicopy promoters of Rhizobium meliloti nif/fix genes被引量：1
《Science China Chemistry》1995年第9期1108-1116,共9页吴桐 朱家璧 俞冠翘 沈善炯 
the National Natural Science Foundation of China.
Using luc gene as a reporter to study the activation of Rhizobium meliloti nif/fix genes in thedevelopment of symbiosis,the authors observed that nodule development and nitrogen fixation were inhibitedby both multicop...
关键词：RHIZOBIUM MELILOTI multicopy nifA. 
Further Studies on Structure of nodD3 Gene in Rhizobium meliloti——Analysis of 5'Non-Coding Region of nodD3 and Its Evolutionary Implications
《Science China Chemistry》1994年第8期975-983,共9页俞冠翘 朱家璧 高云峰 沈善炯 
the National Natural Science Foundation of China.
R.meliloti nodD3 gene is transcriptionally controlled by two promoters.Gel retardationexperiments show that SyrM and NodD3 are binding to the first promoter region of nodD3,while no proteinfactor is found to bind to t...
关键词：RHIZOBIUM MELILOTI nodD3 REGULATION EVOLUTION 
STUDIES ON HETEROLOGOUS EXPRESSION OF Rhizobium meliloti nifA GENE AND OXYGEN SENSITIVITY OF ITS PRODUCT
《Science China Chemistry》1991年第1期71-77,共7页王水平 朱家壁 俞冠翘 吴一飞 沈善炯 
Project supported by the National Natural Science Foundation of China and partially by the Biotechnology Career Fellowship of Rockefeller Foundation (for ZHU Jia-bi's work).
When the R. meliloti (Rm) nifA'-lacZ fusion-carrying plasmids were introduced intothe strains of Agrobacterium tumefaciens, R. trifolii and R. astragalus, β-galactosidaseactivity was demonstrated. However, activity w...
关键词：RHIZOBIUM MELILOTI NIFA GENE GENE expression OXYGEN sensitivity 
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