Pereira-Netto, Adaucto B., Roessner, Ute, Fujioka, Shozo, Bacic, Antony, Asami, Tadao, Yoshida, Shigeo, ...
To help unravel the role of brassinosteroids (BRs) in the control of shooting, we treated the shoots of Marubakaido apple rootstock (Malus prunifolia (Willd.) Borkh cv. Marubakaido) with brassinolide...
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...
Gao, Yajun, Wang, Shucai, Asami, Tadao, Chen, Jin-Gui
Loss-of-function alleles of the sole heterotrimeric G-protein α subunit in Arabidopsis, GPA1, display defects in cell proliferation throughout plant development. Previous studies indicated that GPA1...
Mashiguchi, Kiyoshi, Urakami, Eriko, Hasegawa, Morifumi, Sanmiya, Kazutsuka, Matsumoto, Ichiro, Yamaguchi, Isomaro, ...
Arabinogalactan proteins (AGPs) are hydroxyproline-rich glycoproteins present at the plasma membrane and in extracellular spaces. A synthetic chemical, β-glucosyl Yariv reagent (β-GlcY), binds...
Sawada, Yoshiaki, Katsumata, Takumi, Kitamura, Jun, Kawaide, Hiroshi, Nakajima, Masatoshi, Asami, Tadao, ...
Phytochrome regulates lettuce (Lactuca sativa L. cv. Grand Rapids) seed germination via the control of the endogenous level of bioactive gibberellin (GA). In addition to the previously identified...
Chemical Genetic Dissection of Brassinosteroid-Ethylene Interaction (2008)
Gendron, Joshua M., Haque, Asif, Gendron, Nathan, Chang, Timothy, Asami, Tadao, Wang, Zhi-Yong
We undertook a chemical genetics screen to identify chemical inhibitors of brassinosteroid (BR) action. From a chemical library of 10,000 small molecules, one compound was found to inhibit hypocotyl...
Umehara, Mikihisa, Ogita, Shinjiro, Sasamoto, Hamako, Koshino, Hiroyuki, Asami, Tadao, Fujioka, Shozo, ...
In contrast to angiosperms, some gymnosperms form well-developed suspensors in somatic embryogenesis. This characteristic makes it easy to study suspensor biology. In cultures with high cell...
Brassinosteroid Regulates Fiber Development on Cultured Cotton Ovules (2005)
Sun, Yan, Veerabomma, Suresh, Abdel-Mageed, Haggag A., Fokar, Mohamed, Asami, Tadao, Yoshida, Shigeo, ...
Our current understanding of the role of phytohormones in the development of cotton fibers is derived largely from an amenable culture system in which cotton ovules, collected on the day of anthesis,...
Umehara, Mikihisa, Ogita, Shinjiro, Sasamoto, Hamako, Koshino, Hiroyuki, Asami, Tadao, Fujioka, Shozo, ...
In contrast to angiosperms, some gymnosperms form well-developed suspensors in somatic embryogenesis. This characteristic makes it easy to study suspensor biology. In cultures with high cell...
Brassinosteroid Regulates Fiber Development on Cultured Cotton Ovules (2005)
Sun, Yan, Veerabomma, Suresh, Abdel-Mageed, Haggag A., Fokar, Mohamed, Asami, Tadao, Yoshida, Shigeo, ...
Our current understanding of the role of phytohormones in the development of cotton fibers is derived largely from an amenable culture system in which cotton ovules, collected on the day of anthesis,...
Umehara, Mikihisa, Ogita, Shinjiro, Sasamoto, Hamako, Koshino, Hiroyuki, Asami, Tadao, Fujioka, Shozo, ...
In contrast to angiosperms, some gymnosperms form well-developed suspensors in somatic embryogenesis. This characteristic makes it easy to study suspensor biology. In cultures with high cell...
Brassinosteroid Regulates Fiber Development on Cultured Cotton Ovules (2005)
Sun, Yan, Veerabomma, Suresh, Abdel-Mageed, Haggag A., Fokar, Mohamed, Asami, Tadao, Yoshida, Shigeo, ...
Our current understanding of the role of phytohormones in the development of cotton fibers is derived largely from an amenable culture system in which cotton ovules, collected on the day of anthesis,...
Suzuki, Akihiro, Akune, Mitsumi, Kogiso, Mari, Imagama, Yoshihiro, Osuki, Ken-ichi, Uchiumi, Toshiki, ...
The effects of the phytohormone abscisic acid (ABA) on plant growth and root nodule formation were analyzed in Trifolium repense (white clover) and Lotus japonicus, which form indeterminate and...
Nishimura, Noriyuki, Yoshida, Tomo, Murayama, Maki, Asami, Tadao, Shinozaki, Kazuo, Hirayama, Takashi
To gain more insight into ABA signaling mechanisms, we conducted genetic screens searching for mutants with altered ABA response in germination and post-germination growth. We isolated seven putative...
Matsuyama, Tomoki, Kimura, Makoto T., Koike, Kuniaki, Abe, Tomoko, Nakano, Takeshi, Asami, Tadao, ...
Understanding the role of ‘epigenetic’ changes such as DNA methylation and chromatin remodeling has now become critical in understanding many biological processes. In order to delineate the...
Miyazawa, Yutaka, Sakai, Atsushi, Matsunaga, Sachihiro, Asami, Tadao, Kawano, Shigeyuki, Kuroiwa, Tsuneyoshi, ...
In cultured Bright Yellow‐2 tobacco (Nicotiana tabacum) cells, the depletion of 2,4‐dichlorophenoxyacetic acid (2,4‐D) in the culture medium induces amyloplast development. This...
Kuroha, Takeshi, Kato, Hisashi, Asami, Tadao, Yoshida, Shigeo, Kamada, Hiroshi, Satoh, Shinobu
Shoot cultures of cucumber were used to analyse the roles of root‐derived substances in adventitious root formation on hypocotyl tissues. Xylem sap collected from the roots of squash had a...
Nagata, Noriko, Asami, Tadao, Yoshida, Shigeo
Brassinazole (Brz) is a specific brassinosteroid biosynthesis inhibitor. Cress plants (Lepidium sativum) grown in medium containing Brz exhibited a slight predominance of phloem differentiation at...
Jing-Ming Wang, Tadao Asami, Noboru Murofushi, Shigeo Yoshida
This paper reports that a new photobleaching compound, 2-(2-chloro-5-propoxycarbonylphenyl)aminomethylidene-5,5-dimethyl-cyclohexane-1,3-dione (RWH-21), stimulates accumulation of...
Characterization of Brassinazole, a Triazole-Type Brassinosteroid Biosynthesis Inhibitor1
Asami, Tadao, Min, Yong Ki, Nagata, Noriko, Yamagishi, Kazutoshi, Takatsuto, Suguru, Fujioka, Shozo, ...
Screening for brassinosteroid (BR) biosynthesis inhibitors was performed to find chemicals that induce dwarfism in Arabidopsis, mutants that resembled BR biosynthesis mutants that can be rescued by...
Cheng, Wan-Hsing, Endo, Akira, Zhou, Li, Penney, Jessica, Chen, Huei-Chi, Arroyo, Analilia, ...
Glc has hormone-like functions and controls many vital processes through mostly unknown mechanisms in plants. We report here on the molecular cloning of GLUCOSE INSENSITIVE1 (GIN1) and ABSCISIC ACID...
Microarray Analysis of Brassinosteroid-Regulated Genes in Arabidopsis
Goda, Hideki, Shimada, Yukihisa, Asami, Tadao, Fujioka, Shozo, Yoshida, Shigeo
Brassinosteroids (BRs) are steroidal plant hormones that are essential for growth and development. Although insights into the functions of BRs have been provided by recent studies of biosynthesis and...
Matsuyama, Tomoki, Kimura, Makoto T., Koike, Kuniaki, Abe, Tomoko, Nakano, Takeshi, Asami, Tadao, ...
Understanding the role of ‘epigenetic’ changes such as DNA methylation and chromatin remodeling has now become critical in understanding many biological processes. In order to delineate the...
The Arabidopsis cytochrome P450 CYP707A encodes ABA 8′-hydroxylases: key enzymes in ABA catabolism
Kushiro, Tetsuo, Okamoto, Masanori, Nakabayashi, Kazumi, Yamagishi, Kazutoshi, Kitamura, Sayaka, Asami, Tadao, ...
The hormonal action of abscisic acid (ABA) in plants is controlled by the precise balance between its biosynthesis and catabolism. In plants, ABA 8′-hydroxylation is thought to play a predominant...
Comprehensive Comparison of Auxin-Regulated and Brassinosteroid-Regulated Genes in Arabidopsis[w]
Goda, Hideki, Sawa, Shinichiro, Asami, Tadao, Fujioka, Shozo, Shimada, Yukihisa, Yoshida, Shigeo
Although numerous physiological studies have addressed the interactions between brassinosteroids and auxins, little is known about the underlying molecular mechanisms. Using an Affymetrix GeneChip...
Brassinosteroids Interact with Auxin to Promote Lateral Root Development in Arabidopsis1
Bao, Fang, Shen, Junjiang, Brady, Shari R., Muday, Gloria K., Asami, Tadao, Yang, Zhenbiao
Plant hormone brassinosteroids (BRs) and auxin exert some similar physiological effects likely through their functional interaction, but the mechanism for this interaction is unknown. In this study,...
Han, Sun-Young, Kitahata, Nobutaka, Sekimata, Katsuhiko, Saito, Tamio, Kobayashi, Masatomo, Nakashima, Kazuo, ...
Abscisic acid (ABA) is a major regulator in the adaptation of plants to environmental stresses, plant growth, and development. In higher plants, the ABA biosynthesis pathway involves the oxidative...
Muto, Hideki, Yabe, Naoto, Asami, Tadao, Hasunuma, Koji, Yamamoto, Kotaro T.
To better understand genetic regulation of differential growth of plant organs, a dominant and semidwarf mutant, constitutive differential growth 1-Dominant (cdg1-D), was isolated utilizing the...
Sakakibara, Hitoshi, Kasahara, Hiroyuki, Ueda, Nanae, Kojima, Mikiko, Takei, Kentaro, Hishiyama, Shojiro, ...
Agrobacterium tumefaciens infects plants and induces the formation of tumors called “crown galls” by integrating the transferred-DNA (T-DNA) region of the Ti-plasmid into the plant nuclear...
Asami, Tadao, Mizutani, Masaharu, Shimada, Yukihisa, Goda, Hideki, Kitahata, Nobutaka, Sekimata, Katsuhiko, ...
Triadimefon (Bayleton), a widely used triazole-type fungicide, affects gibberellin (GA) biosynthesis and 14 alpha-demethylase in sterol biosynthesis. The present study revealed that the phenotype of...
Wang, Xiaofeng, Goshe, Michael B., Soderblom, Erik J., Phinney, Brett S., Kuchar, Jason A., Li, Jia, ...
Brassinosteroids (BRs) regulate multiple aspects of plant growth and development and require an active BRASSINOSTEROID-INSENSITIVE1 (BRI1) and BRI1-ASSOCIATED RECEPTOR KINASE1 (BAK1) for hormone...
Tanaka, Kiwamu, Asami, Tadao, Yoshida, Shigeo, Nakamura, Yasushi, Matsuo, Tomoaki, Okamoto, Shigehisa
Homeostasis of brassinosteroids (BRs) is essential for normal growth and development in higher plants. We examined responsiveness of 11 BR metabolic gene expressions to the decrease or increase of...
Borevitz, Justin O, Maloof, Julin N, Lutes, Jason, Dabi, Tsegaye, Redfern, Joanna L, Trainer, Gabriel T, ...
We have mapped quantitative trait loci (QTL) responsible for natural variation in light and hormone response between the Cape Verde Islands (Cvi) and Landsberg erecta (Ler) accessions of Arabidopsis...
Characterization of Brassinazole, a Triazole-Type Brassinosteroid Biosynthesis Inhibitor1
Asami, Tadao, Min, Yong Ki, Nagata, Noriko, Yamagishi, Kazutoshi, Takatsuto, Suguru, Fujioka, Shozo, ...
Screening for brassinosteroid (BR) biosynthesis inhibitors was performed to find chemicals that induce dwarfism in Arabidopsis, mutants that resembled BR biosynthesis mutants that can be rescued by...
Cheng, Wan-Hsing, Endo, Akira, Zhou, Li, Penney, Jessica, Chen, Huei-Chi, Arroyo, Analilia, ...
Glc has hormone-like functions and controls many vital processes through mostly unknown mechanisms in plants. We report here on the molecular cloning of GLUCOSE INSENSITIVE1 (GIN1) and ABSCISIC ACID...
Microarray Analysis of Brassinosteroid-Regulated Genes in Arabidopsis
Goda, Hideki, Shimada, Yukihisa, Asami, Tadao, Fujioka, Shozo, Yoshida, Shigeo
Brassinosteroids (BRs) are steroidal plant hormones that are essential for growth and development. Although insights into the functions of BRs have been provided by recent studies of biosynthesis and...
Matsuyama, Tomoki, Kimura, Makoto T., Koike, Kuniaki, Abe, Tomoko, Nakano, Takeshi, Asami, Tadao, ...
Understanding the role of ‘epigenetic’ changes such as DNA methylation and chromatin remodeling has now become critical in understanding many biological processes. In order to delineate the...
The Arabidopsis cytochrome P450 CYP707A encodes ABA 8′-hydroxylases: key enzymes in ABA catabolism
Kushiro, Tetsuo, Okamoto, Masanori, Nakabayashi, Kazumi, Yamagishi, Kazutoshi, Kitamura, Sayaka, Asami, Tadao, ...
The hormonal action of abscisic acid (ABA) in plants is controlled by the precise balance between its biosynthesis and catabolism. In plants, ABA 8′-hydroxylation is thought to play a predominant...
Comprehensive Comparison of Auxin-Regulated and Brassinosteroid-Regulated Genes in Arabidopsis[w]
Goda, Hideki, Sawa, Shinichiro, Asami, Tadao, Fujioka, Shozo, Shimada, Yukihisa, Yoshida, Shigeo
Although numerous physiological studies have addressed the interactions between brassinosteroids and auxins, little is known about the underlying molecular mechanisms. Using an Affymetrix GeneChip...
Brassinosteroids Interact with Auxin to Promote Lateral Root Development in Arabidopsis1
Bao, Fang, Shen, Junjiang, Brady, Shari R., Muday, Gloria K., Asami, Tadao, Yang, Zhenbiao
Plant hormone brassinosteroids (BRs) and auxin exert some similar physiological effects likely through their functional interaction, but the mechanism for this interaction is unknown. In this study,...
Han, Sun-Young, Kitahata, Nobutaka, Sekimata, Katsuhiko, Saito, Tamio, Kobayashi, Masatomo, Nakashima, Kazuo, ...
Abscisic acid (ABA) is a major regulator in the adaptation of plants to environmental stresses, plant growth, and development. In higher plants, the ABA biosynthesis pathway involves the oxidative...
Muto, Hideki, Yabe, Naoto, Asami, Tadao, Hasunuma, Koji, Yamamoto, Kotaro T.
To better understand genetic regulation of differential growth of plant organs, a dominant and semidwarf mutant, constitutive differential growth 1-Dominant (cdg1-D), was isolated utilizing the...
Wang, Xiaofeng, Goshe, Michael B., Soderblom, Erik J., Phinney, Brett S., Kuchar, Jason A., Li, Jia, ...
Brassinosteroids (BRs) regulate multiple aspects of plant growth and development and require an active BRASSINOSTEROID-INSENSITIVE1 (BRI1) and BRI1-ASSOCIATED RECEPTOR KINASE1 (BAK1) for hormone...
Tanaka, Kiwamu, Asami, Tadao, Yoshida, Shigeo, Nakamura, Yasushi, Matsuo, Tomoaki, Okamoto, Shigehisa
Homeostasis of brassinosteroids (BRs) is essential for normal growth and development in higher plants. We examined responsiveness of 11 BR metabolic gene expressions to the decrease or increase of...
Sakakibara, Hitoshi, Kasahara, Hiroyuki, Ueda, Nanae, Kojima, Mikiko, Takei, Kentaro, Hishiyama, Shojiro, ...
Agrobacterium tumefaciens infects plants and induces the formation of tumors called “crown galls” by integrating the transferred-DNA (T-DNA) region of the Ti-plasmid into the plant nuclear...
Asami, Tadao, Mizutani, Masaharu, Shimada, Yukihisa, Goda, Hideki, Kitahata, Nobutaka, Sekimata, Katsuhiko, ...
Triadimefon (Bayleton), a widely used triazole-type fungicide, affects gibberellin (GA) biosynthesis and 14 alpha-demethylase in sterol biosynthesis. The present study revealed that the phenotype of...
Borevitz, Justin O, Maloof, Julin N, Lutes, Jason, Dabi, Tsegaye, Redfern, Joanna L, Trainer, Gabriel T, ...
We have mapped quantitative trait loci (QTL) responsible for natural variation in light and hormone response between the Cape Verde Islands (Cvi) and Landsberg erecta (Ler) accessions of Arabidopsis...
Yoshida, Tomo, Nishimura, Noriyuki, Kitahata, Nobutaka, Kuromori, Takashi, Ito, Takuya, Asami, Tadao, ...
The phytohormone abscisic acid (ABA) regulates physiologically important developmental processes and stress responses. Previously, we reported on Arabidopsis (Arabidopsis thaliana) L. Heynh. ahg...
Okamoto, Masanori, Kuwahara, Ayuko, Seo, Mistunori, Kushiro, Tetsuo, Asami, Tadao, Hirai, Nobuhiro, ...
Endogenous abscisic acid (ABA) levels are regulated by both biosynthesis and catabolism of the hormone. ABA 8′-hydroxylase is considered to be the key catabolic enzyme in many physiological...
Nakamoto, Daisuke, Ikeura, Akimitsu, Asami, Tadao, Yamamoto, Kotaro T.
The nonphototropic hypocotyl 4 (nph4)/auxin response factor 7 (arf7) mutant of Arabidopsis (Arabidopsis thaliana) is insensitive to auxin and has defects in hypocotyl tropism, hook formation,...
A role of brassinosteroids in early fruit development in cucumber
Fu, Feng Qing, Mao, Wei Hua, Shi, Kai, Zhou, Yan Hong, Asami, Tadao, Yu, Jing Quan
Brassinosteroids (BRs) are essential for many biological processes in plants, however, little is known about their roles in early fruit development. To address this, BR levels were manipulated...
A Putative Hydroxysteroid Dehydrogenase Involved in Regulating Plant Growth and Development1
Li, Fengling, Asami, Tadao, Wu, Xianzhong, Tsang, Edward W.T., Cutler, Adrian J.
We have functionally characterized an Arabidopsis (Arabidopsis thaliana) gene AtHSD1 (At5g50600) that encodes a protein with homology to animal 11-β-hydroxysteroid dehydrogenase (HSD). Transgenic...
Sawada, Yoshiaki, Katsumata, Takumi, Kitamura, Jun, Kawaide, Hiroshi, Nakajima, Masatoshi, Asami, Tadao, ...
Phytochrome regulates lettuce (Lactuca sativa L. cv. Grand Rapids) seed germination via the control of the endogenous level of bioactive gibberellin (GA). In addition to the previously identified...
Yasuda, Michiko, Ishikawa, Atsushi, Jikumaru, Yusuke, Seki, Motoaki, Umezawa, Taishi, Asami, Tadao, ...
Systemic acquired resistance (SAR) is a potent innate immunity system in plants that is effective against a broad range of pathogens. SAR development in dicotyledonous plants, such as tobacco...
Tanaka, Atsunori, Nakagawa, Hitoshi, Tomita, Chikako, Shimatani, Zenpei, Ohtake, Miki, Nomura, Takahito, ...
Brassinosteroids (BRs) are involved in many developmental processes and regulate many subsets of downstream genes throughout the plant kingdom. However, little is known about the BR signal...