Search Results - "Uzu, S"

Mastoparan, a peptide toxin from wasp venom, mimics receptors by activating GTP-binding regulatory proteins (G proteins) by Higashijima, T, Uzu, S, Nakajima, T, Ross, E M

“…Mastoparan, a peptide toxin from wasp venom, is a nonspecific secretagogue. We show here that mastoparan increases the GTPase activity and the rate of…”
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Determination of medroxyprogesterone acetate in serum by HPLC with peroxyoxalate chemiluminescence detection using a fluorogenic reagent, 4-(N,N-dimethylaminosulphonyl)-7-hydrazino-2,1,3-benzoxadiazole by Uzu, S, Imai, K, Nakashima, K, Akiyama, S

“…The high-performance liquid chromatographic determination of medroxyprogesterone acetate (MPA) with peroxyoxalate chemiluminescence (PO-CL) detection is…”
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Amphiphilic peptides in wasp venom by Nakajima, T, Uzu, S, Wakamatsu, K, Saito, K, Miyazawa, T, Yasuhara, T, Tsukamoto, Y, Fujino, M

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Wasp venom peptides; wasp kinins, new cytotrophic peptide families and their physico-chemical properties by Nakajima, T, Yasuhara, T, Uzu, S, Wakamatsu, K, Miyazawa, T, Fukuda, K, Tsukamoto, Y

“…In addition to wasp kinins, the wasp venom contains a series of hydrophobic peptides, mastoparans and chemotactic peptides as major peptidergic components. The…”
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Urinary total estrogens in normal menstrual cycle and early pregnancy (author's transl) by Yamane, T, Tatsumura, M, Uzu, S, Kawamoto, H

“…A ratio of urinary total estrogens to creatinine (E/C, micrograms/g) was measured in every morning through the cycle in normal menstruating cycling women and…”
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Synthesis of a highly stable iron porphyrin coordinated by alkylthiolate anion as a model for cytochrome P-450 and its catalytic activity in O-O bond cleavage by HIGUCHI, T, UZU, S, HIROBE, M

“…Much interest has been focused on the mechanism of the catalytic cycle of cytochrome P-450. One of the remarkable features of P-450 as a heme enzyme is that…”
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Precolumn fluorescence tagging reagent for carboxylic acids in high-performance liquid chromatography: 4-substituted-7-aminoalkylamino-2,1,3-benzoxadiazoles by Toyo'oka, T, Ishibashi, M, Takeda, Y, Nakashima, K, Akiyama, S, Uzu, S, Imai, K

“…Four new 2,1,3-benzoxadiazole amine reagents having different functional groups at the 4- and 7-positions, [4-nitro-7-N-piperazino-2,1,3-benzoxadiazole…”
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Use of 4-(N,N-dimethylaminosulphonyl)-7-fluoro-2,1,3-benzoxadiazole as a labelling reagent for peroxyoxalate chemiluminescence detection and its application to the determination of the beta-blocker metoprolol in serum by high-performance liquid chromatography by Uzu, S, Imai, K, Nakashima, K, Akiyama, S

“…Fluorogenic reagents having a benzofurazan moiety, viz., 4-(N,N-dimethylaminosulphonyl)-7-fluoro-2,1,3-benzoxadiazole (DBD-F),…”
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Development and clinical application of high performance liquid chromatography for the simultaneous determination of plasma levels of theophylline and its metabolites without interference from caffeine by Kizu, Junko, Watanabe, Shigekazu, Yasuno, Nobuhiro, Arakawa, Yoshihiro, Uzu, Sonoko, Kanda, Susumu, Komoda, Fusako, Iwata, Tsutomu, Hayakawa, Hiroshi, Hayakawa, Tetsuo, Imai, Kazuhiro

“…A high performance liquid chromatography (HPLC) method has been developed for the simultaneous determination of plasma levels of theophylline and its…”
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Fluorogenic reagents, having benzofurazan structure, in liquid chromatography by Imai, K, Uzu, S, Toyo'oka, T

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Development of an Efficient Amino Acid Sequencing Method Using Fluorescent Edman Reagent 7-[(N,N-Dimethylamino)sulfonyl]-2,1,3-benzoxadiazol-4-yl Isothiocyanate by Matsunaga, Hirokazu, Santa, Tomofumi, Hagiwara, Kenichi, Homma, Hiroshi, Imai, Kazuhiro, Uzu, Sonoko, Nakashima, Kenichiro, Akiyama, Shuzo

“…In this paper, a new method is described for N-terminal amino acid sequencing of peptides using the fluorescent reagent…”
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Fluorogenic reagent for thiols: 4-(N,N-dimethylaminosulphonyl)-7-fluoro-2,1,3-benzoxadiazole by Toyo'oka, T, Suzuki, T, Saito, Y, Uzu, S, Imai, K

“…4-(N,N-Dimethylaminosulphonyl)-7-fluoro-2,1,3-benzoxadiazole (DBD-F) was synthesised for use as a more reactive, thiol-specific fluorogenic reagent than…”
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Sensitive determination of enantiomers of amino acids derivatized with the fluorogenic reagent, 4-fluoro-7-nitro-2,1,3-benzoxadiazole, separated on a Pirkle-type column, Sumichiral OA 2500(S) by Imai, K, Fukushima, T, Uzu, S

“…Some L- and D-amino acids (Phe or Leu) were derivatized with a fluorogenic reagent, 4-fluoro-7-nitro-2,1,3-benzoxadiazole (NBD-F) and separated on a…”
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High performance liquid chromatography with chemiluminescence detection of methamphetamine and its related compounds using 4-(N,N-dimethylaminosulphonyl)-7-fluoro-2,1,3-benzoxadiazole by Nakashima, K, Suetsugu, K, Yoshida, K, Akiyama, S, Uzu, S, Imai, K

“…A high performance liquid chromatographic assay of methamphetamine (MP) and its related compounds, i.e. ephedrine (EP), norephedrine (NE),…”
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Synthesis of novel fluorogenic Edman reagents, 7-N,N-dimethylaminosulphonyl- 4-(2,1,3-benzoxadiazolyl)isothiocyanate (DBD-NCS) and 7-aminosulphonyl-4-(2,1,3-benzoxadiazolyl)isothiocyanate (ABD-NCS) by Imai, K, Uzu, S, Nakashima, K, Akiyama, S

“…Novel fluorogenic Edman reagents, 7-N,N-dimethylaminosulphonyl-4- (2,1,3-benzoxadiazolyl)isothiocyanate (DBD-NCS) and…”
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4-(N,N-dimethylaminosulphonyl)-7-fluoro-2,1,3-benzoxadiazole as chemilumigenic reagent for high performance liquid chromatographic peroxyoxalate chemiluminescence detection by Uzu, S, Imai, K, Nakashima, K, Akiyama, S

“…4-(N,N-Dimethylaminosulphonyl)-7-fluoro-2,1,3-benzoxadiazole (DBD-F), presented as a fluorogenic labelling reagent for amines and amino acids, is preferred for…”
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Determination of thiols and disulfides in normal rat tissues and hamster pancreas treated with N-nitrosobis(2-oxopropyl)amine using 4-(aminosulfonyl)-7-fluoro-2,1,3-benzoxadiazole and ammonium 7-fluoro-2,1,3-benzoxadiazole-4-sulfonate by Toyo'oka, T, Furukawa, F, Suzuki, T, Saito, Y, Takahashi, M, Hayashi, Y, Uzu, S, Imai, K

“…Biological thiols and disulfides in rat and hamster tissues were simultaneously determined by HPLC-fluorescence detection using…”
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