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Masatsugu Toyota

Education

Ph.D., Nagoya University Graduate School of Medicine, 2008

Current position

PRESTO researcher, Japan Science and Technology Agency (JST), Japan
Assistant scientist, Department of Botany, University of Wisconsin-Madison, USA

Publications

  1. Gilroy, S., Suzuki, N., Miller, G., Choi, W. G., Toyota, M., Devireddy, A. R. and Mittler, R. (2014). A tidal wave of signals: calcium and ROS at the forefront of rapid systemic signaling. Trends Plant Sci. (Epub ahead of print)
  2. Choi, W. G., Toyota, M., Kim, S. H., Hilleary, R. and Gilroy, S. (2014). Salt stress-induced Ca2+ waves are associated with rapid, long-distance root-to-shoot signaling in plants. Proc Natl Acad Sci U S A 111(17): 6497-6502.
  3. Tatsumi, H., Toyota, M., Furuichi, T. and Sokabe, M. (2014). Calcium mobilizations in response to changes in the gravity vector in Arabidopsis seedlings: Possible cellular mechanisms. Plant signaling & behavior 9(5): e29099.
  4. Iida, H., Furuichi, T., Nakano, M., Toyota, M., Sokabe, M. and Tatsumi, H. (2014). New candidates for mechano-sensitive channels potentially involved in gravity sensing in Arabidopsis thaliana. Plant Biol (Stuttg) 16 Suppl 1: 39-42.
  5. Tatsumi, H., Furuichi, T., Nakano, M., Toyota, M., Hayakawa, K., Sokabe, M. and Iida, H. (2014). Mechanosensitive channels are activated by stress in the actin stress fibres, and could be involved in gravity sensing in plants. Plant Biol (Stuttg) 16 Suppl 1: 18-22.
  6. Kato, T., Toyota, M., Tasaka, M. and Morita, M. T. (2014). Mini-History of Map-Based Cloning in Arabidopsis. In: Shavrukov, Y. (ed). Cleaved Amplified Polymorphic Sequences (CAPS) Markers in Plant Biology. Nova Science Publishers, Inc., pp 1-20.
  7. Toyota, M., Ikeda, N., Sawai-Toyota, S., Kato, T., Gilroy, S., Tasaka, M. and Morita, M. T. (2013). Amyloplast displacement is necessary for gravisensing in Arabidopsis shoots as revealed by a centrifuge microscope. Plant J 76(4): 648-660.
  8. Toyota, M., Furuichi, T., Sokabe, M. and Tatsumi, H. (2013). Analyses of a gravistimulation-specific Ca2+ signature in Arabidopsis using parabolic flights. Plant Physiol 163(2): 543-554.
  9. Toyota, M. and Gilroy, S. (2013). Gravitropism and mechanical signaling in plants. Am J Bot 100(1): 111-125.
  10. Toyota, M., Morita, M. T., Ikeda, N. and Tasaka, M. (2012). Live-cell imaging of plant gravity sensing by using a vertical-stage confocal microscope and a centrifuge microscope. Plant Morphology 24:23-32.
  11. Toyota, M., Matsuda, K., Kakutani, T., Terao Morita, M. and Tasaka, M. (2011). Developmental changes in crossover frequency in Arabidopsis. Plant J 65(4): 589-599.
  12. Nakamura, M., Toyota, M., Tasaka, M. and Morita, M. T. (2011). An Arabidopsis E3 ligase, SHOOT GRAVITROPISM9, modulates the interaction between statoliths and F-actin in gravity sensing. Plant Cell 23(5): 1830-1848.
  13. Toyota, M. and Morita, M. T. (2010). [Re-examination of starch-statolith hypothesis, a model for gravity sensing mechanism in plants]. Seikagaku 82(8): 730-734.
  14. Toyota, M., Furuichi, T., Tatsumi, H. and Sokabe, M. (2008). Cytoplasmic calcium increases in response to changes in the gravity vector in hypocotyls and petioles of Arabidopsis seedlings. Plant Physiol 146(2): 505-514.
  15. Toyota, M., Furuichi, T., Tatsumi, H. and Sokabe, M. (2008). Critical consideration on the relationship between auxin transport and calcium transients in gravity perception of Arabidopsis seedlings. Plant Signal Behav 3(8): 521-524.
  16. Toyota, M., Furuichi, T., Tatsumi, H. and Sokabe, M. (2007). Hypergravity stimulation induces changes in intracellular calcium concentration in Arabidopsis seedlings. Advances in Space Research 39(7): 1190-1197.
Protocols by Masatsugu Toyota
  1. Centrifuge Microscopy to Analyze the Sedimentary Movements of Amyloplasts