Beier, M., Obara, M., Taniai, A., Sawa, Y., Ishizawa, J., Yoshida, H., … Hayakawa, T. (2018). Lack of ACTPK1, an STY kinase, enhances ammonium uptake and use and promotes growth of rice seedlings under sufficient external ammonium. The Plant Journal : For Cell and Molecular Biology. https://doi.org/10.1111/tpj.13824 (Original work published 2018)

Konishi, N., Saito, M., Imagawa, F., Kanno, K., Yamaya, T., & Kojima, S. (2018). Cytosolic glutamine synthetase isozymes play redundant roles in ammonium assimilation under low-ammonium conditions in roots of Arabidopsis thaliana. Plant & Cell Physiology. https://doi.org/10.1093/pcp/pcy014 (Original work published 2018)