Characterization of rhizobial isolates of Phaseolus vulgaris by staircase electrophoresis of low-molecular-weight RNA

被引:26
作者
Vilázquez, E
Martínez-Romero, E
Rodríguez-Navarro, DN
Trujillo, ME
Daza, A
Mateos, PF
Martínez-Molina, E
van Berkum, P
机构
[1] Univ Salamanca, Dept Genet & Microbiol, Salamanca 37007, Spain
[2] CIDA, Seville, Spain
[3] Univ Nacl Autonoma Mexico, Ctr Invest Fijac Nitrogeno, Cuernavaca 62191, Morelos, Mexico
[4] USDA ARS, Soybean & Alfalfa Res Lab, Beltsville, MD 20705 USA
关键词
D O I
10.1128/AEM.67.2.1008-1010.2001
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
Low-molecular-weight (LMW) RNA molecules were analyzed to characterize rhizobial isolates that nodulate the common bean growing in Spain. Since LMW RNA profiles, determined by staircase electrophoresis, varied across the rhizobial species nodulating beans, we demonstrated that bean isolates recovered from Spanish soils presumptively could be characterized as Rhizobium etli, Rhizobium gallicum, Rhizobium giardinii, Rhizobium leguminosarum by. viciae and by. trifolii, and Sinorhizobium fredii.
引用
收藏
页码:1008 / 1010
页数:3
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