Sato Group • Plant Genetics Laboratory

Molecular genetics of plant embryogenesis

Faculty

SATO, Yutaka

Professor

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Research Summary

The goal of our research is to elucidate the mechanism of plant embryogenesis. We are focusing on processes of the patterning of apical-basal or dorsal-ventral axis formation, and the organogenesis during early stages of rice embryogenesis. We are taking a molecular genetic approach using a series of rice embryogenesis defective mutants as well as comparative embryology and genomics approaches in grass species. We are also responsible for managing, preservation, propagation, and distribution of rice genetic resources of wild rice species collected in the NIG under the NBRP.

Upper panel: mature rice embryo observed by confocal laser scanning microscope. Lower panels from left: rice grain, brown rice, immunohistochemical staining of a marker of undifferentiated stem cells in the shoot apical meristem in rice (OSH1), rice flowers.

Selected Publications

Ta KN, Yoshida MW, Tezuka T, Shimizu-Sato S, Nosaka-Takahashi M, Toyoda A, Suzuki T, Goshima G, Sato Y. Control of Plant Cell Growth and Proliferation by MO25A, a Conserved Major Component of the Mammalian Sterile 20-Like Kinase Pathway. Plant Cell Physiol. 2023 Mar 15;64(3):336-351.

Ishimoto K, Nosaka-Takahashi M, Kishi-Kaboshi M, Watanabe T, Abe K, Shimizu-Sato S, Takahashi H, Nakazono M, Hirochika H, Sato Y. Post-embryonic function of GLOBULAR EMBRYO 4 (GLE4)/OsMPK6 in rice development. Plant Biotechnology. 2023 40 (1):9-13

Yoshida Y, Nosaka-T M, Yoshikawa T, Sato Y. Measurements of Antibacterial Activity of Seed Crude Extracts in Cultivated Rice and Wild Oryza Species. Rice (N Y). 2022 Dec 13;15(1):63.

Nosaka-Takahashi M, Kato M, Kumamaru T, Sato Y. Measurements of the number of specified and unspecified cells in the shoot apical meristem during a plastochron in rice (Oryza sativa) reveal the robustness of cellular specification process in plant development. PLoS One. 2022 Jun 3;17(6):e0269374.


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