Down-regulation of expression of the Rhizobium leguminosarum outer membrane protein gene ropA occurs abruptly in interzone II-III of pea nodules and can be uncoupled from nif gene activation.
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T. Bisseling | H. Spaink | B. Lugtenberg | I. Mulders | R. A. Maagd | H. Roest | Wei-Cai Yang | L. G. Roo | Wei-cai Yang