Budget Amount *help |
¥17,420,000 (Direct Cost: ¥13,400,000、Indirect Cost: ¥4,020,000)
Fiscal Year 2015: ¥3,120,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥720,000)
Fiscal Year 2014: ¥3,120,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥720,000)
Fiscal Year 2013: ¥5,330,000 (Direct Cost: ¥4,100,000、Indirect Cost: ¥1,230,000)
Fiscal Year 2012: ¥5,850,000 (Direct Cost: ¥4,500,000、Indirect Cost: ¥1,350,000)
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Outline of Final Research Achievements |
The aim of this study is to clarify regulation mechanism of plant vitamin C biosynthesis in response to light. We have done molecular physiological analyses using Arbidopsis, tomato, and moss plants, and concluded that photosynthesis electron transport system is working as a trigger for light dependent vitamin C synthesis. In addition, we obtained some experimental evidences that the key regulatory factors contribution downstream of this trigger is VTC2 and VTC3, encoding GDP-L-galactose phosphorylase and a novel protein kinase/phosphatase, respectively.
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