Search Results - "MIYAKE, Chikahiro"

Alternative Electron Flows (Water-Water Cycle and Cyclic Electron Flow Around PSI) in Photosynthesis: Molecular Mechanisms and Physiological Functions by Miyake, Chikahiro

“…An electron flow in addition to the major electron sinks in C₃ plants [both photosynthetic carbon reduction (PCR) and photorespiratory carbon oxidation (PCO)…”
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What Quantity of Photosystem I Is Optimum for Safe Photosynthesis? by Shimakawa, Ginga, Miyake, Chikahiro

“…PSI has the potential to generate reactive oxygen species and be oxidatively inactivated by the reactive oxygen species. The photo-oxidative damage of PSI…”
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PROTON GRADIENT REGULATION 5 supports linear electron flow to oxidize photosystem I by Takagi, Daisuke, Miyake, Chikahiro

“…In higher plants, light drives the linear photosynthetic electron transport reaction from H2O to electron sinks, which is called the linear electron flow…”
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Oxidation of P700 Ensures Robust Photosynthesis by Shimakawa, Ginga, Miyake, Chikahiro

“…In the light, photosynthetic cells can potentially suffer from oxidative damage derived from reactive oxygen species. Nevertheless, a variety of oxygenic…”
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Molecular Mechanism of Oxidation of P700 and Suppression of ROS Production in Photosystem I in Response to Electron-Sink Limitations in C3 Plants by Miyake, Chikahiro

“…Photosynthesis fixes CO and converts it to sugar, using chemical-energy compounds of both NADPH and ATP, which are produced in the photosynthetic electron…”
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Identification of the electron donor to flavodiiron proteins in Synechocystis sp. PCC 6803 by in vivo spectroscopy by Sétif, Pierre, Shimakawa, Ginga, Krieger-Liszkay, Anja, Miyake, Chikahiro

“…Flavodiiron proteins (FDPs) of photosynthetic organisms play a photoprotective role by reducing oxygen to water and thus avoiding the accumulation of excess…”
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Superoxide and Singlet Oxygen Produced within the Thylakoid Membranes Both Cause Photosystem I Photoinhibition by Takagi, Daisuke, Takumi, Shigeo, Hashiguchi, Masaki, Sejima, Takehiro, Miyake, Chikahiro

“…Photosystem I (PSI) photoinhibition suppresses plant photosynthesis and growth. However, the mechanism underlying PSI photoinhibition has not been fully…”
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Repetitive short-pulse light mainly inactivates photosystem I in sunflower leaves by Sejima, Takehiro, Takagi, Daisuke, Fukayama, Hiroshi, Makino, Amane, Miyake, Chikahiro

“…Under field conditions, the leaves of plants are exposed to fluctuating light, as observed in sunfleck. The duration and frequency of sunfleck, which is caused…”
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Diversity of strategies for escaping reactive oxygen species production within photosystem I among land plants: P700 oxidation system is prerequisite for alleviating photoinhibition in photosystem I by Takagi, Daisuke, Ishizaki, Kimitsune, Hanawa, Hitomi, Mabuchi, Tomohito, Shimakawa, Ginga, Yamamoto, Hiroshi, Miyake, Chikahiro

“…In land plants, photosystem I (PSI) photoinhibition limits carbon fixation and causes growth defects. In addition, recovery from PSI photoinhibition takes much…”
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A synthetic phytosiderophore analog, proline-2′-deoxymugineic acid, is efficiently utilized by dicots by Ueno, Daisei, Ito, Yuta, Ohnishi, Miho, Miyake, Chikahiro, Sohtome, Takayuki, Suzuki, Motofumi

“…Purpose Phytosiderophores (PS) from grasses solubilize sparingly soluble iron (Fe), and the resultant PS-Fe is an Fe source even for dicots. Recently, the…”
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Oxidation of P700 in Photosystem I Is Essential for the Growth of Cyanobacteria by Shimakawa, Ginga, Shaku, Keiichiro, Miyake, Chikahiro

“…The photoinhibition of photosystem I (PSI) is lethal to oxygenic phototrophs. Nevertheless, it is unclear how photodamage occurs or how oxygenic phototrophs…”
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Respiratory terminal oxidases alleviate photo-oxidative damage in photosystem I during repetitive short-pulse illumination in Synechocystis sp. PCC 6803 by Shimakawa, Ginga, Miyake, Chikahiro

“…Oxygenic phototrophs are vulnerable to damage by reactive oxygen species (ROS) that are produced in photosystem I (PSI) by excess photon energy over the demand…”
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Photosynthetic Linear Electron Flow Drives CO2 Assimilation in Maize Leaves by Shimakawa, Ginga, Miyake, Chikahiro

“…Photosynthetic organisms commonly develop the strategy to keep the reaction center chlorophyll of photosystem I, P700, oxidized for preventing the generation…”
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Functional Incorporation of Sorghum Small Subunit Increases the Catalytic Turnover Rate of Rubisco in Transgenic Rice by Ishikawa, Chie, Hatanaka, Tomoko, Misoo, Shuji, Miyake, Chikahiro, Fukayama, Hiroshi

“…Rubisco limits photosynthetic CO₂ fixation because of its low catalytic turnover rate (k cat ) and competing oxygenase reaction. Previous attempts to improve…”
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Quantification of NAD(P)H in cyanobacterial cells by a phenol extraction method by Tanaka, Kenya, Shimakawa, Ginga, Tabata, Hiro, Kusama, Shoko, Miyake, Chikahiro, Nakanishi, Shuji

“…In photosynthetic organisms, it is recognized that the intracellular redox ratio of NADPH is regulated within an appropriate range for the cooperative function…”
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Light-Harvesting Strategy during CO2‑Dependent Photosynthesis in the Green Alga Chlamydomonas reinhardtii by Ueno, Yoshifumi, Shimakawa, Ginga, Miyake, Chikahiro, Akimoto, Seiji

“…To maximize the efficiency of photosynthesis, photosynthetic organisms must properly balance their light-harvesting ability and CO2 utilization. However, the…”
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The Liverwort, Marchantia, Drives Alternative Electron Flow Using a Flavodiiron Protein to Protect PSI by Shimakawa, Ginga, Ishizaki, Kimitsune, Tsukamoto, Shigeyuki, Tanaka, Moeko, Sejima, Takehiro, Miyake, Chikahiro

“…The diffusion efficiency of oxygen in the atmosphere, like that of CO₂, is approximately 10⁴ times greater than that in aqueous environments. Consequently,…”
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The difficulty of estimating the electron transport rate at photosystem I by Furutani, Riu, Ohnishi, Miho, Mori, Yuki, Wada, Shinya, Miyake, Chikahiro

“…It is still a controversial issue how the electron transport reaction is carried out around photosystem I (PSI) in the photosynthetic electron transport chain…”
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Responses of the Photosynthetic Electron Transport Reactions Stimulate the Oxidation of the Reaction Center Chlorophyll of Photosystem I, P700, under Drought and High Temperatures in Rice by Wada, Shinya, Takagi, Daisuke, Miyake, Chikahiro, Makino, Amane, Suzuki, Yuji

“…It is of interest how photosynthetic electron transport (PET) reactions respond to excess light energy caused by the combination of drought stress and high…”
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Photochemistry of Photosystems II and I in Rice Plants Grown under Different N Levels at Normal and High Temperature by Takahashi, Yuki, Wada, Shinya, Noguchi, Ko, Miyake, Chikahiro, Makino, Amane, Suzuki, Yuji

“…Abstract Although N levels affect leaf photosynthetic capacity, the effects of N levels on the photochemistry of photosystems II and I (PSII and PSI,…”
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