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Riichi Oguchi 

 

PhD of Life Sciences

 

Laboratory of Plant Ecology

Graduate School of Science

The University of Tokyo

Faculty of Science Bldg.2

7-3-1, Hongo, Bunkyo-ku, Tokyo,

113-0033, Japan

TEL&FAX 81-(0)3-5841-4465

 

 

 

Themes

 

Mechanism and significance of photosynthetic light acclimation from a leaf anatomical viewpoint.

(Publications: 1-3, 7-8, 20, 25)       

 

Mechanism of photoinactivation and its relationship with photosynthetic light acclimation.

(Publications: 4-6, 10-13, 16-17, 19, 31)

 

Photosynthetic acclimation to high CO₂ condition

(Publications: 18, 21, 24, 27)

 

 

 

 

Publications

 

31. Riichi Oguchi, Ichiro Terashima and Wah Soon Chow, 2021, The effect of different spectral light quality on the photoinhibition of Photosystem I in intact leaves. Photosynthesis Research online. DOI 10.1007/s11120-020-00805-z

 

30. Qing-Wei Wang, Matthew T. Robson, Marta Pieristè, Michio Oguro, Riichi Oguchi, Yoshinori Murai and Hiroko Kurokawa, 2020, Testing trait plasticity over the range of spectral composition of sunlight in forb species differing in shade tolerance. Journal of Ecology 108:1923–1940. DOI 10.1111/1365-2745.13384

 

29. Kelsey A. Martinez, Jason D. Fridley, Riichi Oguchi, Masahiro Aiba and Kouki Hikosaka, 2019, Functional shifts in leaves of woody invaders of deciduous forests between their home and away ranges. Tree Physiology 39: 1551-1560. DOI 10.1093/treephys/tpz065

 

28. Riichi Oguchi, Yusuke Onoda, Ichiro Terashima and Danny Tholen, 2018, Leaf Anatomy and Function. In The Leaf: A Platform for Performing Photosynthesis and Feeding the Plant, William W. Adams and Ichiro Terashima (Eds.). Springer, Dordrecht, The Netherlands, Chapter 5, pp 97-139. ISBN: 978-3-319-93592-8, DOI 10.1007/978-3-319-93594-2

 

27. Hiroshi Ozaki, Riichi Oguchi and Kouki Hikosaka, 2018, Dependence of functional traits related to growth rates and their CO2 response on multiple habitat climate factors across Arabidopsis thaliana populations. Journal of Plant Research 131: 987-999. DOI 10.1007/s10265-018-1058-1

 

26. Jiancun Kou, Duncan Fitzpatrick, Da-Yong Fan, Shunichi Takahashi, Riichi Oguchi and Wah Soon Chow, 2017, Estimation of the Cyclic Electron Flux around Photosystem I in Leaf Discs, In Photosynthesis and Bioenergetics, James Barber and Alexander V. Ruban (Eds.). World Scientific, Chapter 12, pp. 265-275. ISBN: 978-981-3230-29-3, DOI 10.1142/9789813230309_0012

 

25. Riichi Oguchi, Tsutom Hiura and Kouki Hikosaka, 2017, The effect of interspecific variation in photosynthetic plasticity on 4-year growth rate and 8-year survival of understorey tree seedlings in response to gap formations in a cool-temperate deciduous forest. Tree Physiology 37: 1113-1127. DOI 10.1093/treephys/tpx042

 

24. Kaori Kohzuma, Motoko Chiba, Toyoaki Anai, Miki Ueda, Riichi Oguchi, Kazumasa Shirai, Kosuke Hanada, Hideyuki Takahashi, Kouki Hikosaka, Nobuharu Fujii, 2017, Mutant selection in the self-incompatible plant, radish (Raphanus sativus L. var. sativus), using two-step TILLING. Breeding Science 67: 268-276. DOI 10.1270/jsbbs.16200

 

23. Ichiro Terashima, Hiroki Ooeda, Takashi Fujita and Riichi Oguchi, 2016, Light environment within a leaf. II. Progress in the past one‑third century, Journal of Plant Research 129: 353-363. DOI 10.1007/s10265-016-0808-1

 

22. Da-Yong Fan, Duncan Fitzpatrick, Riichi Oguchi, Weimin Ma, Jiancun Kou and Wah Soon Chow, 2016, Obstacles in the quantification of the cyclic electron flux around Photosystem I in leaves of C3 plants, Photosynthesis Research 129: 239-251. DOI 10.1007/s11120-016-0223-4

 

21. Riichi Oguchi, Hiroshi Ozaki, Kousuke Hanada and Kouki Hikosaka, 2016, Which plant trait explains the variations in relative growth rate and its response to elevated carbon dioxide concentration among Arabidopsis thaliana ecotypes derived from a variety of habitats? Oecologia, 180: 865-876. DOI: 10.1007/s00442-015-3479-z

 

20. Kouki Hikosaka, Yuko Yasumura, Onno Muller and Riichi Oguchi, 2014, Ecophysiology of resource allocation and trade-offs in carbon gain under changing environment. In Trees in a changing environment, Ecophysiology, adaptation and future survival series, plant ecophysiology volume 9, Tausz, Michael and Grulke, Nancy (Eds.). Springer, Chapter 1, pp. 1-24. ISBN 978-94-017-9099-4

 

19. Riichi Oguchi, 2013, Possibility of the involvement of multi-mechanisms in photoinhibition. News Letter of The Japanese Society of Photosynthesis Research 23 (2): 64-70.

 

18. Yuan-Yuan Hu⁺, Riichi Oguch⁺*, Wataru Yamori, Susanne von Caemmerer, Wah Soon Chow and Wang-Feng Zhang*, 2013, Cotton bracts are adapted to a micro-environment of concentrated CO₂ produced by rapid fruit respiration. Annals of Botany 112: 31–40.

⁺: joint first authors, *: joint corresponding authors

 

17. Jiancun Kou, Shunichi Takahashi, Riichi Oguchi, Da-Yong Fan, Murray R Badger and Wah Soon Chow, 2013, Estimation of the steady-state cyclic electron flux around Photosystem I in spinach leaf discs in white light, CO₂-enriched air and other varied conditions. Functional Plant Biology 40: 1018-1028. doi.org/10.1071/FP13010

 

16. Jiancun Kou, Riichi Oguchi, Da-Yong Fan and Wah Soon Chow, 2012, The time course of photoinactivation of photosystem II in leaves revisited. Photosynthesis Research 113: 157–164. DOI: 10.1007/s11120-012-9743-8

 

15. Wah Soon Chow, Da-Yong Fan, Riichi Oguchi, Husen Jia, Pasquale Losciale, Youn-Il Park, Jie He, Gunnar Öquist, Yun-Gang Shen, Jan M Anderson, 2012, Quantifying and monitoring functional Photosystem II and the stoichiometry of the two photosystems in leaf segments: Approaches and approximations, Photosynthesis Research 113: 63–74 DOI: 10.1007/s11120-012-9740-y

 

14. Yuan-Yuan Hu, Ya-Li Zhang, Hong-Hai Luo, Wei Li, Riichi Oguchi, Da-Yong Fan, Wah Soon Chow and Wang-Feng Zhang, 2012, Important photosynthetic contribution from the non-foliar green organs in cotton at the late growth stage. Planta 235: 325-336.

 

13. Riichi Oguchi, Peter Douwstra, Takashi Fujita, Wah Soon Chow and Ichiro Terashima, 2011, Intra-leaf gradients of photoinhibition induced by different color lights: Implications for the dual mechanisms of photoinhibition and for the application of conventional chlorophyll fluorometers. New Phytologist 191: 146-159. doi: 10.1111/j.1469-8137.2011.03669.x

 

12. Riichi Oguchi, Ichiro Terashima, Jiancun Kou and Wah Soon Chow, 2011, Operation of dual mechanisms that both lead to photoinactivation of Photosystem II in leaves by visible light. Physiologia Plantarum 142: 47-55.

 

11. Riichi Oguchi, Ichiro Terashima and Wah Soon Chow, 2009, The Involvement of Dual Mechanisms of Photoinactivation of Photosystem II in Capsicum annuum L. Plants. Plant and Cell Physiology 50(10): 1815–1825.

 

10. Riichi Oguchi, Takuo Hishi, Tomokazu Tani, Takami Saito and Eri Nabeshima, 2009, For the comprehension of functional linkage between above- and below-ground parts. Japanese Journal of Ecology 59: 71-82.

 

9. Ichiro Terashima, Takashi Fujita, Takeshi Inoue, Wah Soon Chow and Riichi Oguchi, 2009, Green light drives leaf photosynthesis more efficiently than red light in strong white light: Revisiting the enigmatic question of why leaves are green. Plant and Cell Physiology 50:684-697.

 

8. Onno Muller, Riichi Oguchi, Tadaki Hirose, Marinus Werger and Kouki Hikosaka, 2009, The leaf anatomy of a broad-leaved evergreen allows an increase in leaf nitrogen content in winter. Physiologia Plantarum 136:299-309.

 

7. Riichi Oguchi, Husen Jia, James Barber, Wah Soon Chow, 2008, Recovery of photoinactivated Photosystem II in leaves: retardation due to restricted mobility of Photosystem II in the thylakoid membrane. Photosynthesis Research 98: 621-629.

 

6. Riichi Oguchi, Kouki Hikosaka, Tsutom Hiura and Tadaki Hirose, 2008, Costs and benefits of photosynthetic light acclimation of tree seedlings in response to gap formation. Oecologia 155: 665-675.

 

5. Husen Jia, Riichi Oguchi, Alexander B. Hope, James Barber and Wah Soon Chow, 2008, Differential effects of severe water stress on linear and cyclic electron fluxes through Photosystem I in spinach leaf discs in CO₂-enriched air. Planta 228: 803–812.

 

4. Pasquale Losciale, Riichi Oguchi, Luke Hendrickson, Alexander Beaumont Hope, Luca Corelli-Grappadelli and Wah Soon Chow, 2008, A rapid whole-tissue determination of the functional fraction of Photosystem II after photoinhibition of leaves based on flash-induced P700 redox kinetics. Physiologia Plantarum, 132: 23–32.

 

3. Riichi Oguchi, Kouki Hikosaka, Tsutom Hiura and Tadaki Hirose, 2006, Gap formation and photosynthetic light acclimation in woody seedlings in a cool-temperate deciduous forest. Oecologia, 149: 571-582.

 

2. Riichi Oguchi, Kouki Hikosaka and Tadaki Hirose, 2005, Leaf anatomy as a constraint for photosynthetic light acclimation: Differential response in leaf anatomy to increasing growth irradiance among three deciduous trees. Plant, Cell and Environment, 28: 916-927.

 

1. Riichi Oguchi, Kouki Hikosaka and Tadaki Hirose, 2003, Does the photosynthetic light-acclimation need change of leaf anatomy? Plant, Cell and Environment, 26: 505-512.

 

 

 

Doctor thesis

 

Riichi Oguchi, 2005, The mechanism and significance of photosynthetic light acclimation with special reference to leaf anatomy. Tohoku University.

 

 

 

Proceedings

 

Riichi Oguchi, Peter Douwstra, Takashi Fujita, Wah Soon Chow and Ichiro Terashima, 2013, Gradients of photoinhibition in the interior of a leaf induced by photoinhibition lights of different colors. T. Kuang, C. Lu and L. Zhang (eds.), Photosynthesis research for food, fuel and future: 15th International Conference on Photosynthesis, 459-464. ISBN 978-3-642-32033-0

 

Jiancun Kou, Shunichi Takahashi, Riichi Oguchi, Murray R Badger and Wah Soon Chow, 2013, Quantification of cyclic electron flow in spinach leaf discs. T. Kuang, C. Lu and L. Zhang (eds.), Photosynthesis research for food, fuel and future: 15th International Conference on Photosynthesis, 271-274. ISBN 978-3-642-32033-0

 

Riichi Oguchi, Ichiro Terashima and Wah Soon Chow, 2008, Does photoinactivation of Photosystem II occur in low light conditions? J.F. Allen, E. Gantt, J.H. Golbeck & B. Osmond (eds.), Photosynthesis. Energy from the Sun: 14th International Congress on Photosynthesis, 745-748. ISBN: 978-1-4020-6707-5

 

Pasquale Losciale, Riichi Oguchi, Luke Hendrickson, Alexander Beaumont Hope, Luca Corelli-Grappadelli and Wah Soon Chow, 2008, A universal correlation between flash-induced P700 redox kinetics and photoinactivation of photosystem II in all leaves? J J.F. Allen, E. Gantt, J.H. Golbeck & B. Osmond (eds.), Photosynthesis. Energy from the Sun: 14th International Congress on Photosynthesis, 1423–1426. ISBN: 978-1-4020-6707-5

 

Riichi Oguchi, Kouki Hikosaka, Tsutom Hiura and Tadaki Hirose, 2004, Photosynthetic light acclimation of tree seedlings to artificial gap formations in a cool-temperate deciduous forest. A. van der Est and D. Bruce (eds.), Photosynthesis: Fundamental Aspects to Global Perspectives: Proceedings of the 13th International Congress on Photosynthesis, 2: 628-630. ISBN10: 1891276395

 

 

Presentations in International Congresses

 

Riichi Oguchi, Causes of errors in the estimation of photosynthetic activity of higher plant leaves using conventional chlorophyll fluorometers, The 17th International Congress on Photosynthesis, Maastricht, The Netherlands, 8 August 2016.

 

Riichi Oguchi, A trade-off between photosynthetic plasticity and survivorship in shaded understory in gap-dynamics of a cool-temperate deciduous forest, Japanese-German Workshop on Plant Traits in Dresden, Dresden, Germany, 9 May 2016.

 

Riichi Oguchi, A trade-off between photosynthetic plasticity in response to gap formations and survivorship in shade understory in a cool-temperate deciduous forest, International Symposium: Understanding, prediction and improvement of plant productivity and ecosystem functions, Sendai, Japan, 26 November 2015.

 

Yuan-Yuan Hu, Riichi Oguchi, Wataru Yamori, Susanne von Caemmerer, Wah Soon Chow and Wang-Feng Zhang, Adaptation of cotton bracts to a micro-environment of concentrated CO₂ produced by rapid fruit respiration, The 16th International Congress on Photosynthesis, St Louis, USA, 13 August 2013.      The Walz Award.

 

Riichi Oguchi, Possibility of the involvement of multi-mechanisms in photoinhibition. In the international symposium: New paradigm in photoinhibition research, The 54th Annual Meeting of Japanese Society for Plant Physiologists, Okayama, Japan, March 2013.

 

Hiroshi Ozaki, Riichi Oguchi, and Kouki Hikosaka, Growth and carbon balance in Arabidopsis thaliana ecotypes grown at two CO₂ concentrations. Joint meeting of the 59th Annual Meeting of Ecological Society of Japan and 5th International Congress of East Asian Federation of Ecological Societies, Ohtsu, Japan, March 2012.

 

Riichi Oguchi, Peter Douwstra, Takashi Fujita, Wah Soon Chow and Ichiro Terashima, Gradients of photoinhibition in the interior of a leaf induced by photoinhibition lights of different colors. The 15th International Congress on Photosynthesis, Beijing, China, August 2010.

 

Jiancun Kou, Shunichi Takahashi, Riichi Oguchi, Murray R Badger and Wah Soon Chow, Quantification of photosynthetic cyclic electron flow in spinach. The 15th International Congress on Photosynthesis, Beijing, China, August 2010.

 

Riichi Oguchi and Kouki Hikosaka, Variation in growth and its response to elevated CO₂ among Arabidopsis thaliana ecotypes. 21st International Conference on Arabidopsis Research, Yokohama, Japan, June 2010.

 

Riichi Oguchi , Mechanism, cost and benefit of photosynthetic light acclimation from a leaf anatomical viewpoint. Japan-US Meeting, Phenotypic plasticity in response to environmental changes: Scaling from the molecular to ecosystem levels., Nikko, Japan, October 2007

 

Riichi Oguchi , Ichiro Terashima and Wah Soon Chow, Does photoinactivation of Photosystem II occur in low light conditions? The 14th International Congress on Photosynthesis, Glasgow, UK, July 2007

 

Riichi Oguchi , Mechanism and significance of photosynthetic light acclimation from a leaf anatomical viewpoint. Utrecht-Tohoku Plant Ecology Seminar: Plant/canopy functioning, Utrecht, Netherlands, November 2005

 

Riichi Oguchi , Kouki Hikosaka, Tsutom Hiura and Tadaki Hirose, Costs and benefits of photosynthetic light acclimation in response to gap formation in a cool-temperate deciduous forest. The 17th International Botanical Congress, Vienna, Austria, July 2005

 

Onno Mullar, Riichi Oguchi , Kouki Hikosaka and Tadaki Hirose, Does acclimation to seasonal changes in temperature and light need changes in leaf anatomy in evergreen leaves? Plant frontier meeting of Society of Experimental Botany, Sheffield, UK, March 2005

 

Riichi Oguchi , Kouki Hikosaka, Tsutom Hiura and Tadaki Hirose, Photosynthetic light acclimation of tree seedlings to artificial gap formations in a cool-temperate deciduous forest. The 13th International Congress on Photosynthesis, (1-4), Montreal, Canada, September 2004

 

 

 

Education

 

Ph.D., Tohoku University (Life Sciences), 2005

M.S., Tohoku University (Biology, Science), 2002

B. S., Tohoku University (Biology, Science), 2000

 

 

 

Academic Position

 

2020.10-                                   Specially appointed Lecturer, The University of Tokyo

 

2012.10-2020.9                      Assistant Professor, Tohoku University

 

2012.4-2012.10                      Assistant Professor (CREST), Tohoku University

 

2010-2012                                Postdoctoral Fellow for Research Abroad of JSPS, The Australian National University

 

2008-2010                                Postdoctoral Fellow of Tohoku University

 

2006-2008                                Research Fellow of the Japan Society for the Promotion of Science (PD), The University of Tokyo

 

2005-2006                                Research Fellow of the Japan Society for the Promotion of Science (PD), Tohoku University

 

2005-2006                                Research Fellow of the Japan Society for the Promotion of Science (DC2), Tohoku University