Search Results - "Oh, Keimei"

Synthesis of fluorescently labeled pyrazole derivative induceing a triple response in Arabidopsis seedlings by Oh, Keimei, Jiang, Kai

“…A fluorescent labeled pyrazole derivative with a dansyl moiety (EH-DF) was synthesized. Design of EH-DF was carried out by using a dansyl moiety to substitute…”
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Synthesis and structure-activity relationships of new pyrazole derivatives that induce triple response in Arabidopsis seedlings by Oh, Keimei, Hoshi, Tomoki

“…Twenty-seven analogues of pyrazole derivatives were synthesized and subjected to structure–activity relationship studies on inducing the triple response in…”
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Synthesis of novel brassinosteroid biosynthesis inhibitors based on the ketoconazole scaffold by Oh, Keimei, Yamada, Kazuhiro, Asami, Tadao, Yoshizawa, Yuko

“…Brassinosteroids (BRs) are steroidal plant hormones that control several important agronomic traits such as plant architecture, seed yield, and stress…”
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A Chemical Genetics Strategy that Identifies Small Molecules which Induce the Triple Response in Arabidopsis by Oh, Keimei, Hoshi, Tomoki, Tomio, Sumiya, Ueda, Kenji, Hara, Kojiro

“…To explore small molecules with ethylene-like biological activity, we conducted a triple response-based assay system for chemical library screening. Among 9600…”
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Methyl jasmonate inhibits lamina joint inclination by repressing brassinosteroid biosynthesis and signaling in rice by Gan, Lijun, Wu, Hong, Wu, Dapeng, Zhang, Zhanfang, Guo, Zhengfei, Yang, Na, Xia, Kai, Zhou, Xie, Oh, Keimei, Matsuoka, Makoto, Ng, Denny, Zhu, Changhua

“…•MeJA inhibited lamina joint inclination in rice.•MeJA antagonized BR-induced lamina joint inclination.•MeJA repressed the BR biosynthetic pathway.•MeJA…”
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Synthesis and biological evaluation of novel azole derivatives as selective potent inhibitors of brassinosteroid biosynthesis by Yamada, Kazuhiro, Yajima, Osamu, Yoshizawa, Yuko, Oh, Keimei

“…Structure–activity relationship studies revealed that 2RS, 4RS-1-[4-(2-allyloxyphenoxymethyl)-2-(4-chlorophenyl)-[1,3]dioxolan-2-ylmethyl]-1H-[1,2,4]triazole…”
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Asymmetric synthesis and effect of absolute stereochemistry of YCZ-2013, a brassinosteroid biosynthesis inhibitor by Oh, Keimei, Yamada, Kazuhiro, Yoshizawa, Yuko

“…The four stereoisomers of 2RS,4RS-1-[[2-(2,4-dichlorophenyl)-4-(2-(2-propenyloxy)phenoxymethyl)-1,3-dioxolan-2-yl]methyl]-1H-1,2,4-triazole (YCZ-2013), a novel…”
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Comparison of Effect of Brassinosteroid and Gibberellin Biosynthesis Inhibitors on Growth of Rice Seedlings by Matusmoto, Tadashi, Yamada, Kazuhiro, Yoshizawa, Yuko, Oh, Keimei

“…Brassinosteroid（BR） and gibberellin（GA） are two predominant plant hormones that regulate plant cell elongation. Mutants disrupt the biosynthesis of these…”
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Synthesis of 2RS,4RS-1-[2-phenyl-4-[2-(2-trifluromethoxy-phenoxy)-ethyl]-1,3-dioxolan-2-yl-methyl]-1H-1,2,4-triazole derivatives as potent inhibitors of brassinosteroid biosynthesis by Yamada, Kazuhiro, Yoshizawa, Yuko, Oh, Keimei

“…Brassinosteroids are important phytohormones that affect many aspects of plant growth and development. In order to manipulate brassinosteroid levels in plant…”
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Fenarimol, a Pyrimidine-Type Fungicide, Inhibits Brassinosteroid Biosynthesis by Oh, Keimei, Matsumoto, Tadashi, Yamagami, Ayumi, Hoshi, Tomoki, Nakano, Takeshi, Yoshizawa, Yuko

“…The plant steroid hormone brassinosteroids (BRs) are important signal mediators that regulate broad aspects of plant growth and development. With the discovery…”
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YCZ-18 is a new brassinosteroid biosynthesis inhibitor by Oh, Keimei, Matsumoto, Tadashi, Yamagami, Ayumi, Ogawa, Atushi, Yamada, Kazuhiro, Suzuki, Ryuichiro, Sawada, Takayuki, Fujioka, Shozo, Yoshizawa, Yuko, Nakano, Takeshi

“…Plant hormone brassinosteroids (BRs) are a group of polyhydroxylated steroids that play critical roles in regulating broad aspects of plant growth and…”
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Structure-activity relationship study for fungicidal activity of 1-(4-phenoxymethyl-2-phenyl-[1,3]dioxolan-2-ylmethyl)-1H-1,2,4-triazole derivatives against rice blast by Hoshi, Tomoki, Yamada, Kazuhiro, Yoshizawa, Yuko, Oh, Keimei

“…To explore new antifungal agents for rice blast control, the antifungal activity of a series of novel 1,2,4-triazole derivatives against Magnaporthe oryzae has…”
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Synthesis and structure-activity relationships of new pyrazole derivatives that induce triple response in Arabidopsis seedlings by Keimei OH, Tomoki HOSHI

“…Twenty-seven analogues of pyrazole derivatives were synthesized and subjected to structure-activity relationship studies on inducing the triple response in…”
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Enzymatic synthesis of novel branched sugar alcohols mediated by the transglycosylation reaction of pullulan-hydrolyzing amylase II (TVA II) cloned from Thermoactinomyces vulgaris R-47 by Shimura, Yoichiro, Oh, Keimei, Kon, Misaki, Yamamoto, Eri, Mizuno, Yoshinori, Adachi, Takashi, Abe, Tomomi, Tamogami, Shigeru, Fukushima, Jun, Inamoto, Tamio, Tonozuka, Takashi

“…Transglycosylation reactions are useful for preserving a specific sugar structure during the synthesis of branched oligosaccharides. We have previously…”
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New Compounds Induce Brassinosteroid Deficient-like Phenotypes in Rice by Matsumoto, Tadashi, Yamada, Kazuhiro, Iwasaki, Ikuko, Yoshizawa, Yuko, Oh, Keimei

“…Brassinosteroids (BRs) are steroidal plant hormones with potent plant growth promoting activity. Because BR-deficient mutants of rice exhibit altered plant…”
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Characterization of novel imidazole derivative, JM-8686, a potent inhibitor of allene oxide synthase by Oh, Keimei, Asami, Tadao, Matsui, Kenji, Howe, Gregg A., Murofushi, Noboru

“…The inhibitory properties of a first synthetic jasmonic acid biosynthesis inhibitor, JM-8686, were investigated. Steady-state kinetic analysis indicates that…”
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Asymmetric synthesis and stereochemical structure–activity relationship of ( R)- and ( S)-8-[1-(2,4-dichlorophenyl)-2-imidazol-1-yl-ethoxy] octanoic acid heptyl ester, a potent inhibitor of allene oxide synthase by Oh, Keimei, Shimura, Yoichiro, Ishikawa, Kyoko, Ito, Yudai, Asami, Tadao, Murofushi, Noboru, Yoshizawa, Yuko

“…The preparation of both enantiomers of 8-[1-(2,4-dichlorophenyl)-2-imidazol-1-yl-ethoxy] octanoic acid heptyl ester (JM-8686) has been achieved. The inhibitory…”
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Effect of miconazole, an antifungal agent, on allene oxide synthase: Inhibition, kinetics, and binding by Oh, Keimei, Seki, Yusuke, Murofushi, Noboru, Yoshizawa, Yuko

“…We investigated the inhibition of allene oxide synthase (AOS), a key enzyme in jasmonic acid biosynthesis, by miconazole. Kinetic analysis indicated that…”
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Design and synthesis of novel imidazole derivatives as potent inhibitors of allene oxide synthase(CYP74) by Oh, Keimei, Murofushi, Noboru

“…Allene oxide synthase (AOS) is a key enzyme in the oxylipin pathway in plants leading to jasmonic acid and other jasmonates (JAs), important signal mediators…”
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Synthesis and structure-activity relationships of new pyrazole derivatives that induce triple response in Arabidopsis seedlings by Oh, Keimei, Hoshi, Tomoki

“…Twenty-seven analogues of pyrazole derivatives were synthesized and subjected to structure–activity relationship studies on inducing the triple response in…”
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