Media type: E-Article Title: Characterization of three different nitrogen-regulated promoter regions for the expression of glnB and glnA in Azospirillum brasilense Contributor: de Zamaroczy, Miklos; Delorme, Frédéric; Elmerich, Claudine Published: Springer Science and Business Media LLC, 1990 Published in: Molecular and General Genetics MGG, 224 (1990) 3, Seite 421-430 Language: English DOI: 10.1007/bf00262437 ISSN: 0026-8925; 1432-1874 Keywords: Genetics ; Molecular Biology Origination: Footnote: