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R. Ohsugi · SciRah

Researcher profile · Semantic Scholar

R. Ohsugi

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R. Ohsugi — researcher profile on SciRah

h-index: 31
Works: 104
Citations: 3,917

Most-cited papers

Rice metal-nicotianamine transporter, OsYSL2, is required for the long-distance transport of iron and manganese.
Yasuhiro Ishimaru, H. Masuda, Khurram Bashir, H. Inoue +7 more
2010The Plant Journal382 citations Open access
Semantic Scholar
A rice calcium-dependent protein kinase OsCPK12 oppositely modulates salt-stress tolerance and blast disease resistance.
Takayuki Asano, N. Hayashi, Michie Kobayashi, N. Aoki +7 more
2012The Plant Journal329 citations
Semantic Scholar
CDPK-mediated abiotic stress signaling
Takayuki Asano, N. Hayashi, S. Kikuchi, R. Ohsugi
2012Plant Signalling & Behavior198 citations Open access
Semantic Scholar
Introduction of the ZmDof1 gene into rice enhances carbon and nitrogen assimilation under low-nitrogen conditions.
T. Kurai, Masataka Wakayama, T. Abiko, S. Yanagisawa +2 more
2011Plant Biotechnology Journal198 citations Open access
Semantic Scholar
Toward the mapping of physiological and agronomic characters on a rice function map: QTL analysis and comparison between QTLs and expressed sequence tags
Ken Ishimaru, Masahiro Yano, N. Aoki, K. Ono +5 more
2001Theoretical and Applied Genetics158 citations
Semantic Scholar
Functional characterisation of OsCPK21, a calcium-dependent protein kinase that confers salt tolerance in rice
Takayuki Asano, M. Hakata, Hidemitsu Nakamura, N. Aoki +4 more
2010Plant Molecular Biology157 citations
Semantic Scholar
Antisense suppression of the rice transporter gene, OsSUT1, leads to impaired grain filling and germination but does not affect photosynthesis.
G. Scofield, Tatsuro Hirose, J. Gaudron, R. Furbank +2 more
2002Functional Plant Biology146 citations Open access
Semantic Scholar
Expression patterns of genes encoding carbohydrate-metabolizing enzymes and their relationship to grain filling in rice (Oryza sativa L.): comparison of caryopses located at different positions in a panicle.
T. Ishimaru, Tatsuro Hirose, T. Matsuda, Akitoshi Goto +6 more
2005Plant and Cell Physiology144 citations Open access
Semantic Scholar
Sugar uptake and transport in rice embryo. Expression of companion cell-specific sucrose transporter (OsSUT1) induced by sugar and light.
C. Matsukura, T. Saitoh, T. Hirose, R. Ohsugi +2 more
2000Plant Physiology141 citations Open access
Semantic Scholar
cDNA cloning and tissue specific expression of a gene for sucrose transporter from rice (Oryza sativa L.).
Tatsurou Hirose, N. Imaizumi, G. Scofield, R. Furbank +1 more
1997Plant and Cell Physiology138 citations Open access
Semantic Scholar
Morphological development of rice caryopses located at the different positions in a panicle from early to middle stage of grain filling.
T. Ishimaru, T. Matsuda, R. Ohsugi, T. Yamagishi
2003Functional Plant Biology112 citations
Semantic Scholar
Molecular cloning and expression analysis of a gene for a sucrose transporter in maize (Zea mays L.).
N. Aoki, Tatsuro Hirose, Sakiko Takahashi, K. Ono +2 more
1999Plant and Cell Physiology112 citations Open access
Semantic Scholar
Disruption of a gene for rice sucrose transporter, OsSUT1, impairs pollen function but pollen maturation is unaffected
Tatsuro Hirose, Zujian Zhang, A. Miyao, H. Hirochika +2 more
2010Journal of Experimental Botany110 citations Open access
Semantic Scholar
Antisense expression of a rice sucrose transporter OsSUT1 in rice (Oryza sativa L.).
Ken Ishimaru, Tatsurou Hirose, N. Aoki, Sakiko Takahashi +8 more
2001Plant and Cell Physiology104 citations Open access
Semantic Scholar
Carbonic anhydrase activity and CO2-transfer resistance in Zn-deficient rice leaves
H. Sasaki, Tatsurou Hirose, Yoshito Watanabe, R. Ohsugi
1998Plant Physiology104 citations Open access
Semantic Scholar
Starch reduction in rice stems due to a lack of OsAGPL1 or OsAPL3 decreases grain yield under low irradiance during ripening and modifies plant architecture.
Masaki Okamura, Tatsuro Hirose, Yoichi Hashida, T. Yamagishi +2 more
2013Functional Plant Biology67 citations
Semantic Scholar
Tissue specificity and diurnal change in gene expression of the sucrose phosphate synthase gene family in rice.
Masaki Okamura, N. Aoki, Tatsuro Hirose, M. Yonekura +2 more
2011Plant Science66 citations
Semantic Scholar
Changes in nitrogen assimilation, metabolism, and growth in transgenic rice plants expressing a fungal NADP(H)-dependent glutamate dehydrogenase (gdhA)
T. Abiko, Masataka Wakayama, A. Kawakami, Mitsuhiro Obara +4 more
2010Planta64 citations
Semantic Scholar
A reduction of sucrose phosphate synthase (SPS) activity affects sucrose/starch ratio in leaves but does not inhibit normal plant growth in rice.
Yoichi Hashida, Tatsuro Hirose, Masaki Okamura, K. Hibara +2 more
2016Plant Science61 citations
Semantic Scholar
Elevated pyruvate, orthophosphate dikinase (PPDK) activity alters carbon metabolism in C3 transgenic potatoes with a C4 maize PPDK gene
K. Ishimaru, Y. Ohkawa, T. Ishige, Dennis J. Tobias +1 more
199861 citations
Semantic Scholar
Disruption of a rice gene for α-glucan water dikinase, OsGWD1, leads to hyperaccumulation of starch in leaves but exhibits limited effects on growth
Tatsuro Hirose, N. Aoki, Y. Harada, Masaki Okamura +5 more
2013Frontiers in Plant Science60 citations Open access
Semantic Scholar
Analysis of a C4 maize pyruvate, orthophosphate dikinase expressed in C3 transgenic Arabidopsis plants
K. Ishimaru, H. Ichikawa, M. Matsuoka, R. Ohsugi
199752 citations
Semantic Scholar
Analysis of gene-disruption mutants of a sucrose phosphate synthase gene in rice, OsSPS1, shows the importance of sucrose synthesis in pollen germination.
Tatsuro Hirose, Yoichi Hashida, N. Aoki, Masaki Okamura +4 more
2014Plant Science50 citations
Semantic Scholar
Genetic Evidence for the Role of a Rice Vacuolar Invertase as a Molecular Sink Strength Determinant
S. R. Morey, Tatsuro Hirose, Yoichi Hashida, A. Miyao +4 more
2018Rice46 citations Open access
Semantic Scholar
Gene Expression of Enzymes for Starch and Sucrose Metabolism and Transport in Leaf Sheaths of Rice(Oryza sativa L.) during the Heading Period in Relation to the Sink to Source Transition.
Tatsuro Hirose, Alexander Endler, R. Ohsugi
199945 citations Open access
Semantic Scholar
Overexpression of a Maize SPS Gene Improves Yield Characters of Potato under Field Conditions
K. Ishimaru, N. Hirotsu, T. Kashiwagi, Y. Madoka +3 more
200844 citations Open access
Semantic Scholar
Plant regeneration from suspension culture derived protoplasts of tall fescue (Festuca arundinacea Schreb.) of a single genotype
T. Takamizo, K. Suginobu, R. Ohsugi
199043 citations
Semantic Scholar
δ13C Values and the Occurrence of Suberized Lamellae in Some Panicum Species.
R. Ohsugi, M. Samejima, N. Chonan, T. Murata
198841 citations
Semantic Scholar
Simultaneous analysis of amino acids and carboxylic acids by capillary electrophoresis-mass spectrometry using an acidic electrolyte and uncoated fused-silica capillary.
Masataka Wakayama, N. Aoki, H. Sasaki, R. Ohsugi
2010Analytical Chemistry39 citations
Semantic Scholar
Suppression of starch synthesis in rice stems splays tiller angle due to gravitropic insensitivity but does not affect yield.
Masaki Okamura, Tatsuro Hirose, Yoichi Hashida, R. Ohsugi +1 more
2014Functional Plant Biology38 citations
Semantic Scholar
Analysis of the transgenic tobacco plants expressing Panicum miliaceum aspartate aminotransferase genes
Naoki Sentoku, M. Taniguchi, T. Sugiyama, K. Ishimaru +3 more
2000Plant Cell Reports32 citations
Semantic Scholar
Characterization of a Maize Sucrose–phosphate Synthase Protein and Its Effect on Carbon Partitioning in Transgenic Rice Plants
K. Ono, K. Ishimaru, N. Aoki, Sakiko Takahashi +3 more
199931 citations Open access
Semantic Scholar
Cooling water before panicle initiation increases chilling-induced male sterility and disables chilling-induced expression of genes encoding OsFKBP65 and heat shock proteins in rice spikelets.
Kensaku Suzuki, N. Aoki, Hisakazu Matsumura, Masaki Okamura +2 more
2015Plant, Cell and Environment28 citations
Semantic Scholar
Overexpression of a calcium-dependent protein kinase gene enhances growth of rice under low-nitrogen conditions
Takayuki Asano, Masataka Wakayama, N. Aoki, S. Komatsu +3 more
201027 citations Open access
Semantic Scholar
Differences in Viscosity of Superior and Inferior Spikelets of Japonica Rice with Various Percentages of Apparent Amylose Content.
Zhao-Hui Ma, Hai-Tao Cheng, Y. Nitta, N. Aoki +4 more
2017Journal of Agricultural and Food Chemistry25 citations
Semantic Scholar
Purification and Characterization of NAD Malic Enzyme from Leaves of Eleusine coracana and Panicum dichotomiflorum.
T. Murata, R. Ohsugi, M. Matsuoka, Hitoshi Nakamoto
1989Plant Physiology25 citations Open access
Semantic Scholar
The promoter activities of sucrose phosphate synthase genes in rice, OsSPS1 and OsSPS11, are controlled by light and circadian clock, but not by sucrose
M. Yonekura, N. Aoki, Tatsuro Hirose, K. Onai +4 more
2013Frontiers in Plant Science24 citations Open access
Semantic Scholar
Effects of weak light on starch accumulation and starch synthesis enzyme activities in rice at the grain filling stage
Tian Li, R. Ohsugi, T. Yamagishi, H. Sasaki
200623 citations
Semantic Scholar
Contribution of Nitrogen Absorbed during Ripening Period to Grain Filling in a High-Yielding Rice Variety, Takanari
M. Ida, R. Ohsugi, H. Sasaki, N. Aoki +1 more
200922 citations Open access
Semantic Scholar
Identification of QTLs for Improvement of Plant Type in Rice (Oryza sativa L.) Using Koshihikari / Kasalath Chromosome Segment Substitution Lines and Backcross Progeny F2 Population
T. Kanbe, H. Sasaki, N. Aoki, T. Yamagishi +3 more
200821 citations Open access
Semantic Scholar
Light modulation of maize leaf sucrose phosphate synthase
S. Huber, R. Ohsugi, H. Usuda, W. Kalt-Torres
198720 citations
Semantic Scholar
Effect of sucrose on activity of starch synthesis enzymes in rice ears in culture
H. Sasaki, Ei Edo, Naoko Uehara, T. Ishimaru +4 more
200519 citations
Semantic Scholar
Transgenic rice with low sucrose-phosphate synthase activities retain more soluble protein and chlorophyll during flag leaf senescence
K. Ono, K. Ishimaru, N. Aoki, R. Ohsugi
199919 citations
Semantic Scholar
Variations in the Leaf Anatomy among some C4 Panicum Species
R. Ohsugi, T. Murata
198619 citations
Semantic Scholar
A near isogenic line of rice carrying chromosome segments containing OsSPS1 of Kasalath in the genetic background of Koshihikari produces an increased spikelet number per panicle
Yoichi Hashida, N. Aoki, H. Kawanishi, Masaki Okamura +4 more
201316 citations Open access
Semantic Scholar
The effects of introduction of a fungal glutamate dehydrogenase gene (gdhA) on the photosynthetic rates, biomass, carbon and nitrogen contents in transgenic potato
Tomohito Egami, Masataka Wakayama, N. Aoki, H. Sasaki +3 more
201216 citations Open access
Semantic Scholar
The QTL Analysis of RuBisCO in Flag Leaves and Non-Structural Carbohydrates in Leaf Sheaths of Rice Using Chromosome Segment Substitution Lines and Backcross Progeny F2 Populations
T. Kanbe, H. Sasaki, N. Aoki, T. Yamagishi +1 more
200916 citations Open access
Semantic Scholar
Elevated Sucrose-phosphate Synthase Activity in Source Leaves of Potato Plants Transrformed with the Maize SPS Gene
Dennis J. Tobias, Tatsuro Hirose, K. Ishimaru, T. Ishige +4 more
199916 citations Open access
Semantic Scholar
Effects of the Temperature Lowered in the Daytime and Night-time on Sugar Accumulation in Sugarcane
Naoko Uehara, H. Sasaki, N. Aoki, R. Ohsugi
200915 citations Open access
Semantic Scholar
Temporal and Spatial Variations of Carbohydrate Content in Rice Leaf Sheath and Their Varietal Differences
Hai-Yang He, M. Koike, T. Ishimaru, R. Ohsugi +1 more
200515 citations Open access
Semantic Scholar

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Tatsuro Hirose×16
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T. Yamagishi×9
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Yoichi Hashida×7

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