A gene has been isolated that controls the number of symbiotic nitrogen-fixing nodules in legumes. Its similarity to a well-characterized regulatory gene in Arabidopsis provides clues about its action.
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Downie, J., Parniske, M. Fixation with regulation. Nature 420, 369–370 (2002). https://doi.org/10.1038/420369a
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DOI: https://doi.org/10.1038/420369a
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