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ORGANOGENESIS FOR SYMBIOTIC NITROGEN

Baring the roots of nodulation

Root nodules that form on legumes, such as garden pea and soybean, are the salient feature of symbiosis with nitrogen-fixing soil bacteria. It is now shown that formation of these unique lateral root organs necessitates co-option of elements mediating radial root patterning.

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Fig. 1: The SHR–SCR regulatory cascade mediates nodule development in M. truncatula roots.

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Correspondence to Krzysztof Szczyglowski.

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Szczyglowski, K., Ross, L. Baring the roots of nodulation. Nat. Plants 7, 244–245 (2021). https://doi.org/10.1038/s41477-021-00886-1

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