Plant roots have to orchestrate their growth pattern to access available nutrients. Root architecture is governed by auxin that locally steers growth and development of lateral roots, thereby increasing the uptake capacity. A new mechanism for ammonium acquisition by influencing cellular auxin import has been defined.
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Motte, H., Beeckman, T. A pHantastic ammonium response. Nat. Plants 6, 1080–1081 (2020). https://doi.org/10.1038/s41477-020-00765-1
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DOI: https://doi.org/10.1038/s41477-020-00765-1