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TOYOTA Masatsugu

Faculty: Research Administration Office (Department of Biochemistry and Molecular Biology) TEL:
Position: Associate Professor  JST PRESTO Researcher  Assistant Scientist ■FAX:
Address: 255 Shimo-Okubo, Sakura-ku, Saitama City, Saitama 338-8570, JAPAN ■Mail Address:
■Web site:

Profile

Assigned Class

JST PRESTO
Department of Botany, University of Wisconsin-Madison

Research Field

Biophysics
Plant Physiology
keyword:Live-cell imaging , Microscopy , Long-distance signaling , Mechanobiology , Ion channel , Electrophysiology

Academic Societies

Academic Societies
The Biophysical Society of Japan
The Japanese Society of Plant Physiologists
The American Society of Plant Physiologists

Academic Background

Graduate School
Nagoya University , (Doctor course , Cell Information Medicine , Graduate School of Medicine) , 2008(Completed)
Nagoya University , (Doctor prophase , Division of Material Science (Physics) , Graduate School of Science) , 2004(Completed)
College
Nagoya University , (Department of Physics , School of Science) , 2002(Graduated)
Degree
Ph.D. in Medical Science , Nagoya University

Awards

2017
2015 , The Early Career Award in Biophysics
2014 , The Naito Conference Best Presentation Award
2014 , Keystone Symposia Future of Science Fund Scholarship
2013 , American Society of Plant Biologists Travel Award
2012 , Midwest Plant Cell Dynamics Meeting Travel Award
2010 , RIKEN GSC Tanabata Fellow
2004 , Iwadare Fellowship

Research Career

Research Career
2016 - 2017 , Honorary Fellow (University of Wisconsin-Madison)
2016 - 2016 , Nagoya University S-YLC Assistant Professor
2014 - 2017 , Japan Science and Technology Agency PRESTO Researcher
2014 - 2016 , Assistant Scientist (University of Wisconsin-Madison)
2012 - 2014 , Japan Society for the Promotion of Science Postdoctoral Fellow for Research Abroad (University of Wisconsin-Madison)
2011 - 2014 , Research Associate (University of Wisconsin-Madison)
2011 - 2012 , TOYOBO Biotechnology Foundation Postdoctoral Fellow (University of Wisconsin-Madison)
2008 - 2011 , Japan Society for the Promotion of Science Postdoctoral Fellow (PD) (NAIST)
2005 - 2008 , Japan Society for the Promotion of Science Research Fellow (DC1) (Nagoya University)

Research

Books, Articles, etc.

Books
重力感知のメカノバイオロジーⅢ:植物細胞
メカノバイオロジー: 細胞が力を感じ応答する仕組み (DOJIN BIOSCIENCE SERIES) (曽我部正博 編) 化学同人:125-139 2015
豊田正嗣

Mini-history of map-based cloning in Arabidopsis
Cleaved amplified polymorphic sequences (CAPS) markers in plant biology, ed Shavrukov Y (Nova Science Publishers, Inc., New York, USA):1-20 2014
Kato T, Toyota M, Tasaka M, Morita MT

植物の重力(機械)刺激受容機構の解明に向けて
JAROS 宇宙環境利用の展望:1-30 2011
豊田正嗣

Articles
Real-time In Vivo Recording of Arabidopsis Calcium Signals During Insect Feeding Using a Fluorescent Biosensor
,Journal of Visualized Experiments,in press 2017
Vincent T, Canham J, Toyota M, Avramova M, Mugford S, Gilroy S, Miller A, Hogenhout S, Sanders S

Interplay of Plasma Membrane and Vacuolar Ion Channels, Together with BAK1, Elicits Rapid Cytosolic Calcium Elevations in Arabidopsis during Aphid Feeding.
,Plant Cell,29:1460-1479 2017
Vincent TR, Avramova M, Canham J, Higgins P, Bilkey N, Mugford ST, Pitino M, Toyota M, Gilroy S, Miller AJ, Hogenhout SA, Sanders D

Using GCaMP3 To Study Ca2+ Signaling In Nicotiana Species
,Plant Cell Physiolgy,in press 2017
DeFalco TA, Toyota M, Phan V, Karia P, Moeder W, Gilroy S, Yoshioka K

Wortmannin-induced vacuole fusion enhances amyloplast dynamics in Arabidopsis zigzag1 hypocotyls
,Journal of Experimental Botany,67:6459-6472 2016
Alvarez A, Han SW, Toyota M, Brillada C, Zheng J, Gilroy S, Rojas-Pierce M

Isolation of new gravitropic mutants under hypergravity conditions
,Frontiers in Plant Science,7:1443 2016
Mori A, Toyota M, Shimada M, Mekata M, Kurata T, Tasaka M, Morita MT

Live cell imaging of cytoskeletal and organelle dynamics in gravity-sensing cells in plant gravitropism
,Methods in Molecular Biology,1309:57-69 2015
Nakamura M, Toyota M, Tasaka M, Morita MT

Mechanosensitive channels are activated by stress in the actin stress fibres, and could be involved in gravity sensing in plants
,Plant Biology ,16:18-22 2014
Tatsumi H, Furuichi T, Nakano M, Toyota M, Hayakawa K, Sokabe M, Iida H

Calcium mobilizations in response to changes in the gravity vector in Arabidopsis seedlings: Possible cellular mechanisms
,Plant Signaling & Behavior,9:e29099 2014
Tatsumi H, Toyota M, Furuichi T, Sokabe M

New candidates for mechano-sensitive channels potentially involved in gravity sensing in Arabidopsis thaliana
,Plant Biology,16:39-42 2014
Iida H, Furuichi T, Nakano M, Toyota M, Sokabe M, Tatsumi H

A tidal wave of signals: calcium and ROS at the forefront of rapid systemic signaling
,Trends in Plant Science,19:623-630 2014
Gilroy S, Suzuki N, Miller G, Choi WG, Toyota M, Devireddy AR, Mittler R

Salt stress-induced Ca2+ waves are associated with rapid, long-distance root-to-shoot signaling in plants
,Proceedings of the National Academy of Sciences of the United States of America,111:6497-6502 2014
Choi WG, Toyota M, Kim SH, Hilleary R, Gilroy S

Centrifuge microscopy to analyze the sedimentary movements of amyloplasts
,Bio-protocol,4:e1229 2014
Toyota M, Ikeda N, Tasaka M, Morita MT

Amyloplast displacement is necessary for gravisensing in Arabidopsis shoots as revealed by a centrifuge microscope
,Plant Journal,76:648-660 2013
Toyota M, Ikeda N, Sawai-Toyota S, Kato T, Gilroy S, Tasaka M, Morita MT

Gravitropism and mechanical signaling in plants
,American Journal Botany,100:111-125 2013
Toyota M, Gilroy S

Analyses of a gravistimulation-specific Ca2+ signature in Arabidopsis using parabolic flights
,Plant Physiology,163:543-554 2013
Toyota M, Furuichi T, Sokabe M, Tatsumi H

重力感受をライブで視るための新しい顕微鏡技術
,Plant Morphology,24:23-32 2012
豊田正嗣, 森田(寺尾)美代, 池田憲文, 田坂昌生

Developmental changes in crossover frequency in Arabidopsis
,Plant Journal,65:589-599 2011
Toyota M, Matsuda K, Kakutani T, Morita MT, Tasaka M

An Arabidopsis E3 ligase, SHOOT GRAVITROPISM9, modulates the interaction between statoliths and F-actin in gravity sensing
,Plant Cell,23:1830-1848 2011
Nakamura M, Toyota M, Tasaka M, Morita MT

植物の重力感受機構モデル~デンプン平衡石仮説~の再検証
,生化学,82:730-734 2010
豊田正嗣, 森田(寺尾)美代

Critical consideration on the relationship between auxin transport and calcium transients in gravity perception of Arabidopsis seedlings
,Plant Signaling & Behavior,3:521-524 2008
Toyota M, Furuichi T, Tatsumi H, Sokabe M

Cytoplasmic calcium increases in response to changes in the gravity vector in hypocotyls and petioles of Arabidopsis seedlings
,Plant Physiology,146:505-514 2008
Toyota M, Furuichi T, Tatsumi H, Sokabe M

Hypergravity stimulation induces changes in intracellular calcium concentration in Arabidopsis seedlings
,Advances in Space Research,39:1190-1197 2007
Toyota M, Furuichi T, Tatsumi H, Sokabe M

Presentation
Molecular mechanisms underlying wound-induced rapid systemic calcium signaling
Plant Biology 2016 (American Society of Plant Biologist),July 12, Austin, TX, USA 2016
Toyota M, Gilroy S

Glutamate-triggered rapid systemic Ca2+ transmission in wound sensing.
Cold Spring Harbor Asia,Nov 30, Awajishima, Hyogo, Japan 2016
Toyota M, Gilroy S

Increase in the Cytoplasmic Free Calcium Ion Concentration in Response to Changes in the Gravity Vector in Arabidopsis Seedlings
ASM2016:Oct 27, Sapporo, Japan 2016
Tatsumi H, Nakano M, Toyota M, Iida H, Sokabe M, Furuichi T

Mechanical wounding/insect attack-induced, long-distance, rapid calcium signal transduction in plants
The 53rd Biophysical Society of Japan Annual Meeting,Sep 13, Kanazawa, Japan. 2015
Toyota M, Gilroy S

Mechanical wounding/insect attack-induced, long-distance, rapid calcium signal transduction in plants.
Midwest Plant Cell Dynamics Meeting,June 16-19, Madison, WI, USA 2015
Toyota M, Gilroy S

Visualization of plant-wide rapid calcium signals underlying systemic resistance responses
The 56th Japanese Society of Plant Physiologists Annual Meeting ,March 16-18, Tokyo, Japan 2014
Toyota M, Gilroy S

Mechanical wounding/herbivore attack-induced, long-distance, rapid Ca2+ signal transduction via the phloem
The 38th Naito Conference "Molecule-based biological systems",Oct 7-10, Sapporo, Japan. 2014
Toyota M, Gilroy S

Wound-induced rapid systemic Ca2+ transmission through the phloem
Keystone Symposia "Plant Signaling: Dynamic Properties",Feb 6, Breckenridge, CO, USA 2014
Toyota M, Gilroy S

Long-range rapid Ca2+ transmission through the phloem caused by mechanical wounding and herbivore attack.
Plant Biology 2014 (American Society of Plant Biologist):,Jul 12-16, Portland, OR, USA 2014
Toyota M, Gilroy S

Wound-induced rapid systemic Ca2+ signaling in Arabidopsis
Plant Biology 2013 (American Society of Plant Biologist),July 21, Providence, RI, USA 2013
Toyota M, Sawai-Toyota S, Gilroy S

Wound-induced rapid systemic calcium transmission in Arabidopsis
Midwest Plant Cell Dynamics Meeting,June 5, Madison, WI, USA 2013
Toyota M, Gilroy S

A new centrifuge microscope reveals that mobile plastids trigger gravity sensing in Arabidopsis inflorescence stems
The 39th COSPAR Scientific Assembly,July 17, Mysore, India 2012
Toyota M, Tasaka M, Gilroy S, Morita MT

A new centrifuge microscope reveals that mobile plastids trigger gravity sensing in Arabidopsis inflorescence stems
Midwest Plant Cell Dynamics Meeting,June 20-22, Madison, WI, USA 2012
Toyota M, Gilroy S

A centrifuge microscope reveals that mobile plastids trigger gravity sensing in Arabidopsis shoots
American Society for Gravitational and Space Biology (ASGSB) the 27th Annual Meeting / International Society for Gravitational Physiology (ISGP) the 32nd Annual Meeting,Nov 3, San Jose, CA, USA 2011
Toyota M, Tasaka M, Gilroy S, Morita MT

High-resolution imaging of statolith dynamics under hypergravity conditions by using a new centrifuge microscope
22nd International Conference on Arabidopsis Research,June 22-25, Madison, WI, USA 2011
Toyota M, Tasaka M, Morita MT

Analysis of amyloplast dynamics involved in gravity sensing using a novel centrifuge microscope
The 38th COSPAR Scientific Assembly,July 18-25, Bremen, Germany 2010
Toyota M, Tasaka M, Morita MT

Analysis of amyloplast dynamics involved in gravity sensing using a novel centrifuge microscope
Memorial Symposium for the 25th International Prize for Biology,Dec 2-4, Kyoto, Japan 2009
Toyota M, Tasaka M, Morita MT

Investigation of mechanism for gravity sensing in Arabidopsis inflorescence stems using a novel centrifuge microscope
Plant Biology 2009 (American Society of Plant Biologist),July 18-22, Honolulu, HI, USA 2009
Toyota M, Tasaka M, Morita MT

Evidence for gravity-induced calcium response in Arabidopsis under microgravity condition
20th International Conference on Arabidopsis Research,June 30-July 34, Edinburgh, UK 2009
Toyota M, Furuichi T, Tatsumi H, Sokabe M

Analysis of gravi-induced intracellular calcium-increases in Arabidopsis seedlings under 1 g and microgravity condition
Gordon Research Conferences,July 22-27, University of New England, Biddeford, ME, USA 2007
Toyota M, Furuichi T, Tatsumi H, Sokabe M

Gravity-induced calcium transient devoid of amyloplast contribution may be involved in an early phase of gravitropism in Arabidopsis
Fifth East Asian Biophysics Symposium & Forty-Fourth Annual Meeting of the Biophysical Society of Japan,Nov 12-16, Okinawa Convention Center, Okinawa, Japan 2006
Toyota M, Furuichi T, Tatsumi H, Sokabe M

Calcium transient in response to gravity change in Arabidopsis seedlings
Gordon Research Conferences,July 24-29, University of New England, Biddeford, ME, USA 2005
Toyota M, Furuichi T, Tatsumi H, Sokabe M

Cytoplasmic calcium transient induced by gravity vector changes in Arabidopsis seedlings.
Plant Biology 2005 (American Society of Plant Biologist),July 16-20, Seattle, WA, USA 2005
Toyota M, Furuichi T, Tatsumi H, Sokabe M

Research Grants

Cooperative research with industry
2016-2017 , 公益財団法人 内藤記念科学振興財団 内藤記念特定研究助成金(研究代表)
2014-2017 , 科学技術振興機構 さきがけ(研究代表)