Function of the {alpha} Subunit of Rice Heterotrimeric G Protein in Brassinosteroid Signaling (2009)
Oki, Katsuyuki, Inaba, Noriko, Kitagawa, Kanako, Fujioka, Shozo, Kitano, Hidemi, Fujisawa, Yukiko, ...
The α subunit of plant heterotrimeric G proteins (Gα) plays pivotal roles in multiple aspects of development and responses to plant hormones. Recently, several lines of evidence have shown that Gα...
Nakamura, Ayako, Fujioka, Shozo, Takatsuto, Suguru, Tsujimoto, Masafumi, Kitano, Hidemi, Yoshida, Shigeo, ...
The rice lamina joint is ideal material for investigating the activity of brassinosteroids (BRs) and auxin because of its high sensitivity to these compounds. Using a series of rice BR biosynthetic...
Suzaki, Takuya, Toriba, Taiyo, Fujimoto, Masaru, Tsutsumi, Nobuhiro, Kitano, Hidemi, Hirano, Hiro-Yuki
To elucidate the genetic mechanism that regulates meristem maintenance in monocots, here we have examined the function of the gene FLORAL ORGAN NUMBER2 (FON2) in Oryza sativa (rice). Mutations in...
Suzaki, Takuya, Toriba, Taiyo, Fujimoto, Masaru, Tsutsumi, Nobuhiro, Kitano, Hidemi, Hirano, Hiro-Yuki
To elucidate the genetic mechanism that regulates meristem maintenance in monocots, here we have examined the function of the gene FLORAL ORGAN NUMBER2 (FON2) in Oryza sativa (rice). Mutations in...
Rice Plant Development: from Zygote to Spikelet (2005)
Itoh, Jun-Ichi, Nonomura, Ken-Ichi, Ikeda, Kyoko, Yamaki, Shinichiro, Inukai, Yoshiaki, Yamagishi, Hiroshi, ...
Rice is becoming a model plant in monocotyledons and a model cereal crop. For better understanding of the rice plant, it is essential to elucidate the developmental programs of the life cycle. To...
Sazuka, Takashi, Aichi, Ikuko, Kawai, Takayuki, Matsuo, Naoki, Kitano, Hidemi, Matsuoka, Makoto
That plant dwarfism is caused by hormonal defects related to gibberellin and brassinosteroid has been well documented. Other contributing elements, however, have not been elucidated. Here, we report...
Rice Plant Development: From Zygote to Spikelet (2005)
Itoh, Jun-Ichi, Nonomura, Ken-Ichi, Ikeda, Kyoko, Yamaki, Shinichiro, Inukai, Yoshiaki, Yamagishi, Hiroshi, ...
Rice is becoming a model plant in monocotyledons and a model cereal crop. For better understanding of rice plant, it is indispensable to elucidate developmental programs of the life cycle. To date,...
Sazuka, Takashi, Aichi, Ikuko, Kawai, Takayuki, Matsuo, Naoki, Kitano, Hidemi, Matsuoka, Makoto
That plant dwarfism is caused by hormonal defects related to gibberellin and brassinosteroid has been well documented. Other contributing elements, however, have not been elucidated. Here, we report...
Sazuka, Takashi, Aichi, Ikuko, Kawai, Takayuki, Matsuo, Naoki, Kitano, Hidemi, Matsuoka, Makoto
That plant dwarfism is caused by hormonal defects related to gibberellin and brassinosteroid has been well documented. Other contributing elements, however, have not been elucidated. Here, we report...
Rice Plant Development: From Zygote to Spikelet (2005)
Itoh, Jun-Ichi, Nonomura, Ken-Ichi, Ikeda, Kyoko, Yamaki, Shinichiro, Inukai, Yoshiaki, Yamagishi, Hiroshi, ...
Rice is becoming a model plant in monocotyledons and a model cereal crop. For better understanding of rice plant, it is indispensable to elucidate developmental programs of the life cycle. To date,...
イネにおける矮性遺伝子の形質発現に関する遺伝育種学的研究 (1984)
名古屋大学博士学位論文 学位の種類:農学博士 (課程) 学位授与年月日:昭和59年2月6日
イネにおける矮性遺伝子の形質発現に関する遺伝育種学的研究 (1984)
名古屋大学博士学位論文 学位の種類:農学博士 (課程) 学位授与年月日:昭和59年2月6日
Biosynthesis and excretion of hydrolases in germinating cereal seeds (1980)
Okamoto, Kazuo, Kitano, Hidemi, Akazawa, Takashi
The initial formation site of hydrolases in germinating cereal seeds and their subsequent release were examined using the substrate-film technique. Early in the germination of cereal seeds, e.g.,...
Ueguchi-Tanaka, Miyako, Fujisawa, Yukiko, Kobayashi, Masatomo, Ashikari, Motoyuki, Iwasaki, Yukimoto, Kitano, Hidemi, ...
Previously, we reported that the rice dwarf mutant, d1, is defective in the α subunit of the heterotrimeric G protein (Gα). In the present study, gibberellin (GA) signaling in d1 and the role of...
Suppression of the heterotrimeric G protein causes abnormal morphology, including dwarfism, in rice
Fujisawa, Yukiko, Kato, Teruhisa, Ohki, Shizuka, Ishikawa, Atsushi, Kitano, Hidemi, Sasaki, Takuji, ...
Transgenic rice containing an antisense cDNA for the α subunit of rice heterotrimeric G protein produced little or no mRNA for the subunit and exhibited abnormal morphology, including dwarf traits...
Itoh, Hironori, Ueguchi-Tanaka, Miyako, Sentoku, Naoki, Kitano, Hidemi, Matsuoka, Makoto, Kobayashi, Masatomo
We have cloned two gibberellin (GA) 3β-hydroxylase genes, OsGA3ox1 and OsGA3ox2, from rice by screening a genomic library with a DNA fragment obtained by PCR using degenerate primers. We have used...
Characterization of XET-Related Genes of Rice
Uozu, Sakurako, Tanaka-Ueguchi, Miyako, Kitano, Hidemi, Hattori, Kazumi, Matsuoka, Makoto
To elucidate the mechanism of internodal elongation in rice (Oryza sativa L.), we analyzed genes encoding xyloglucan endotransglycosylase (XET), a cell wall-loosening enzyme essential for cell...
Ikeda, Akira, Ueguchi-Tanaka, Miyako, Sonoda, Yutaka, Kitano, Hidemi, Koshioka, Masaji, Futsuhara, Yuzo, ...
The rice slender mutant (slr1-1) is caused by a single recessive mutation and results in a constitutive gibberellin (GA) response phenotype. The mutant elongates as if saturated with GAs. In this...
Yamamuro, Chizuko, Ihara, Yoshihisa, Wu, Xiong, Noguchi, Takahiro, Fujioka, Shozo, Takatsuto, Suguru, ...
Brassinosteroids (BRs) are plant growth–promoting natural products required for plant growth and development. Physiological studies have demonstrated that exogenous BR, alone or in combination with...
Itoh, Jun-Ichi, Kitano, Hidemi, Matsuoka, Makoto, Nagato, Yasuo
The mechanism regulating the pattern of leaf initiation was analyzed by using shoot organization (sho) mutants derived from three loci (SHO1, SHO2, and SHO3). In the early vegetative phase, sho...
Hong, Zhi, Ueguchi-Tanaka, Miyako, Umemura, Kazuto, Uozu, Sakurako, Fujioka, Shozo, Takatsuto, Suguru, ...
We characterized a rice dwarf mutant, ebisu dwarf (d2). It showed the pleiotropic abnormal phenotype similar to that of the rice brassinosteroid (BR)-insensitive mutant, d61. The dwarf phenotype of...
An Overview of Gibberellin Metabolism Enzyme Genes and Their Related Mutants in Rice1[w]
Sakamoto, Tomoaki, Miura, Koutarou, Itoh, Hironori, Tatsumi, Tomoko, Ueguchi-Tanaka, Miyako, Ishiyama, Kanako, ...
To enhance our understanding of GA metabolism in rice (Oryza sativa), we intensively screened and identified 29 candidate genes encoding the following GA metabolic enzymes using all available rice...
Jan, Asad, Yang, Guangxiao, Nakamura, Hidemitsu, Ichikawa, Hiroaki, Kitano, Hidemi, Matsuoka, Makoto, ...
Xyloglucan endotransglucosylases/hydrolases (XTHs) that mediate cleavage and rejoining of the β (1-4)-xyloglucans of the primary cell wall are considered to play an important role in the...
Tanabe, Sumiyo, Ashikari, Motoyuki, Fujioka, Shozo, Takatsuto, Suguru, Yoshida, Shigeo, Yano, Masahiro, ...
We have characterized a rice (Oryza sativa) dwarf mutant, dwarf11 (d11), that bears seeds of reduced length. To understand the mechanism by which seed length is regulated, the D11 gene was isolated...
Inukai, Yoshiaki, Sakamoto, Tomoaki, Ueguchi-Tanaka, Miyako, Shibata, Yohko, Gomi, Kenji, Umemura, Iichiro, ...
Although the importance of auxin in root development is well known, the molecular mechanisms involved are still unknown. We characterized a rice (Oryza sativa) mutant defective in crown root...
Hong, Zhi, Ueguchi-Tanaka, Miyako, Fujioka, Shozo, Takatsuto, Suguru, Yoshida, Shigeo, Hasegawa, Yasuko, ...
We have identified a rice (Oryza sativa) brassinosteroid (BR)-deficient mutant, BR-deficient dwarf2 (brd2). The brd2 locus contains a single base deletion in the coding region of Dim/dwf1, a homolog...
Komorisono, Masahiko, Ueguchi-Tanaka, Miyako, Aichi, Ikuko, Hasegawa, Yasuko, Ashikari, Motoyuki, Kitano, Hidemi, ...
Molecular genetic studies of plant dwarf mutants have indicated that gibberellin (GA) and brassinosteroid (BR) are two major factors that determine plant height; dwarf mutants that are caused by...
Ueguchi-Tanaka, Miyako, Fujisawa, Yukiko, Kobayashi, Masatomo, Ashikari, Motoyuki, Iwasaki, Yukimoto, Kitano, Hidemi, ...
Previously, we reported that the rice dwarf mutant, d1, is defective in the α subunit of the heterotrimeric G protein (Gα). In the present study, gibberellin (GA) signaling in d1 and the role of...
Suppression of the heterotrimeric G protein causes abnormal morphology, including dwarfism, in rice
Fujisawa, Yukiko, Kato, Teruhisa, Ohki, Shizuka, Ishikawa, Atsushi, Kitano, Hidemi, Sasaki, Takuji, ...
Transgenic rice containing an antisense cDNA for the α subunit of rice heterotrimeric G protein produced little or no mRNA for the subunit and exhibited abnormal morphology, including dwarf traits...
Itoh, Hironori, Ueguchi-Tanaka, Miyako, Sentoku, Naoki, Kitano, Hidemi, Matsuoka, Makoto, Kobayashi, Masatomo
We have cloned two gibberellin (GA) 3β-hydroxylase genes, OsGA3ox1 and OsGA3ox2, from rice by screening a genomic library with a DNA fragment obtained by PCR using degenerate primers. We have used...
Characterization of XET-Related Genes of Rice
Uozu, Sakurako, Tanaka-Ueguchi, Miyako, Kitano, Hidemi, Hattori, Kazumi, Matsuoka, Makoto
To elucidate the mechanism of internodal elongation in rice (Oryza sativa L.), we analyzed genes encoding xyloglucan endotransglycosylase (XET), a cell wall-loosening enzyme essential for cell...
Ikeda, Akira, Ueguchi-Tanaka, Miyako, Sonoda, Yutaka, Kitano, Hidemi, Koshioka, Masaji, Futsuhara, Yuzo, ...
The rice slender mutant (slr1-1) is caused by a single recessive mutation and results in a constitutive gibberellin (GA) response phenotype. The mutant elongates as if saturated with GAs. In this...
Yamamuro, Chizuko, Ihara, Yoshihisa, Wu, Xiong, Noguchi, Takahiro, Fujioka, Shozo, Takatsuto, Suguru, ...
Brassinosteroids (BRs) are plant growth–promoting natural products required for plant growth and development. Physiological studies have demonstrated that exogenous BR, alone or in combination with...
Itoh, Jun-Ichi, Kitano, Hidemi, Matsuoka, Makoto, Nagato, Yasuo
The mechanism regulating the pattern of leaf initiation was analyzed by using shoot organization (sho) mutants derived from three loci (SHO1, SHO2, and SHO3). In the early vegetative phase, sho...
Hong, Zhi, Ueguchi-Tanaka, Miyako, Umemura, Kazuto, Uozu, Sakurako, Fujioka, Shozo, Takatsuto, Suguru, ...
We characterized a rice dwarf mutant, ebisu dwarf (d2). It showed the pleiotropic abnormal phenotype similar to that of the rice brassinosteroid (BR)-insensitive mutant, d61. The dwarf phenotype of...
An Overview of Gibberellin Metabolism Enzyme Genes and Their Related Mutants in Rice1[w]
Sakamoto, Tomoaki, Miura, Koutarou, Itoh, Hironori, Tatsumi, Tomoko, Ueguchi-Tanaka, Miyako, Ishiyama, Kanako, ...
To enhance our understanding of GA metabolism in rice (Oryza sativa), we intensively screened and identified 29 candidate genes encoding the following GA metabolic enzymes using all available rice...
Jan, Asad, Yang, Guangxiao, Nakamura, Hidemitsu, Ichikawa, Hiroaki, Kitano, Hidemi, Matsuoka, Makoto, ...
Xyloglucan endotransglucosylases/hydrolases (XTHs) that mediate cleavage and rejoining of the β (1-4)-xyloglucans of the primary cell wall are considered to play an important role in the...
Tanabe, Sumiyo, Ashikari, Motoyuki, Fujioka, Shozo, Takatsuto, Suguru, Yoshida, Shigeo, Yano, Masahiro, ...
We have characterized a rice (Oryza sativa) dwarf mutant, dwarf11 (d11), that bears seeds of reduced length. To understand the mechanism by which seed length is regulated, the D11 gene was isolated...
Inukai, Yoshiaki, Sakamoto, Tomoaki, Ueguchi-Tanaka, Miyako, Shibata, Yohko, Gomi, Kenji, Umemura, Iichiro, ...
Although the importance of auxin in root development is well known, the molecular mechanisms involved are still unknown. We characterized a rice (Oryza sativa) mutant defective in crown root...
Hong, Zhi, Ueguchi-Tanaka, Miyako, Fujioka, Shozo, Takatsuto, Suguru, Yoshida, Shigeo, Hasegawa, Yasuko, ...
We have identified a rice (Oryza sativa) brassinosteroid (BR)-deficient mutant, BR-deficient dwarf2 (brd2). The brd2 locus contains a single base deletion in the coding region of Dim/dwf1, a homolog...
Komorisono, Masahiko, Ueguchi-Tanaka, Miyako, Aichi, Ikuko, Hasegawa, Yasuko, Ashikari, Motoyuki, Kitano, Hidemi, ...
Molecular genetic studies of plant dwarf mutants have indicated that gibberellin (GA) and brassinosteroid (BR) are two major factors that determine plant height; dwarf mutants that are caused by...
The Role of OsBRI1 and Its Homologous Genes, OsBRL1 and OsBRL3, in Rice1
Nakamura, Ayako, Fujioka, Shozo, Sunohara, Hidehiko, Kamiya, Noriko, Hong, Zhi, Inukai, Yoshiaki, ...
Since first identifying two alleles of a rice (Oryza sativa) brassinosteroid (BR)-insensitive mutant, d61, that were also defective in an orthologous gene in Arabidopsis (Arabidopsis thaliana)...
Miyao, Akio, Iwasaki, Yukimoto, Kitano, Hidemi, Itoh, Jun-Ichi, Maekawa, Masahiko, Murata, Kazumasa, ...
In order to facilitate the functional analysis of rice genes, we produced about 50,000 insertion lines with the endogenous retrotransposon Tos17. Phenotypes of these lines in the M2 generation were...
Morinaka, Yoichi, Sakamoto, Tomoaki, Inukai, Yoshiaki, Agetsuma, Masakazu, Kitano, Hidemi, Ashikari, Motoyuki, ...
The rice (Oryza sativa) dwarf mutant d61 phenotype is caused by loss of function of a rice BRASSINOSTEROID INSENSITIVE1 ortholog, OsBRI1. We have identified nine d61 alleles, the weakest of which,...
The small interfering RNA production pathway is required for shoot meristem initiation in rice
Nagasaki, Hiroshi, Itoh, Jun-ichi, Hayashi, Katsunobu, Hibara, Ken-ichiro, Satoh-Nagasawa, Namiko, Nosaka, Misuzu, ...
The shoot apical meristem (SAM) is a group of stem cells that are responsible for plant development. Mutations in rice SHOOTLESS2 (SHL2), SHL4/SHOOT ORGANIZATION2 (SHO2), and SHO1 cause complete...
Ueguchi-Tanaka, Miyako, Nakajima, Masatoshi, Katoh, Etsuko, Ohmiya, Hiroko, Asano, Kenji, Saji, Shoko, ...
GIBBERELLIN INSENSITIVE DWARF1 (GID1) encodes a soluble gibberellin (GA) receptor that shares sequence similarity with a hormone-sensitive lipase (HSL). Previously, a yeast two-hybrid (Y2H) assay...
Hirano, Ko, Nakajima, Masatoshi, Asano, Kenji, Nishiyama, Tomoaki, Sakakibara, Hitoshi, Kojima, Mikiko, ...
In rice (Oryza sativa) and Arabidopsis thaliana, gibberellin (GA) signaling is mediated by GIBBERELLIN-INSENSITIVE DWARF1 (GID1) and DELLA proteins in collaboration with a GA-specific F-box protein....
Gibberellin Regulates Pollen Viability and Pollen Tube Growth in Rice[W]
Chhun, Tory, Aya, Koichiro, Asano, Kenji, Yamamoto, Eiji, Morinaka, Yoichi, Watanabe, Masao, ...
Gibberellins (GAs) play many biological roles in higher plants. We collected and performed genetic analysis on rice (Oryza sativa) GA-related mutants, including GA-deficient and GA-insensitive...
Ueguchi-Tanaka, Miyako, Hirano, Ko, Hasegawa, Yasuko, Kitano, Hidemi, Matsuoka, Makoto
The rice (Oryza sativa) DELLA protein SLR1 acts as a repressor of gibberellin (GA) signaling. GA perception by GID1 causes SLR1 protein degradation involving the F-box protein GID2; this triggers...