A mutation in GDP-mannose pyrophosphorylase causes conditional hypersensitivity to ammonium, resulting inArabidopsisroot growth inhibition, altered ammonium metabolism, and hormone homeostasis.
Barth, C., Gouzd, Z. A., Steele, H. P., & Imperio, R. M. (2010).Journal of Experimental Botany, 61(2), 379-394.
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