Article
Iron depletion affects nitrogenase activity and expression of nifH and nifA genes in Herbaspirillum seropedicae.
FEMS microbiology letters - 1 May 2006
Rosconi Federico, Souza Emanuel M, Pedrosa Fabio O, Platero Raúl A, González Cecilia, González Marcela, Batista Silvia, Gill Paul R, Fabiano Elena R
Abstract excerpt
Herbaspirillum seropedicae Z67 is a nitrogen-fixing bacterium able to colonize the rhizosphere and the interior of several plants. As iron is a key element for nitrogen fixation, we examined the response of this microorganism to iron deficiency under nitrogen fixing conditions. We identified a H. seropedicae exbD gene that was induced in response to iron limitation and is involved in iron homeostasis. We found...
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