Vacuum Breakdown of Sub-Micrometer Gap with Pointed Electrode (2004)
Hirata, Y., Ozaki, K., Fukatani, K., Takenaka, T., Ikeda, U.
Vacuum breakdown of very small gap in the range of 30nm to 2f m, between a pointed cathode of thin tungsten wire and a plane anode of stainless steel, was experimentally investigated. The...
Stannylative cycloaddition of enynes catalyzed by palladium - Iminophosphine (2004)
Nakao, Y, Hirata, Y, Ishihara, S, Oda, S, Yukawa, T, Shirakawa, E, ...
Inorganic-organic hybrid gel: Structural characteristics and formation mechanism (2003)
Urakawa, H, Yuguchi, Y, Ikeda, Y, Kajiwara, K, Hirata, Y, Kohjiya, S
Music Score Elicits Neuronal Activation in the Temporal Region (2001)
Introduction Effects of long-period musical training from childhood on the brain have been studied psychologically [1], anatomically [2], and functionally [36 ]. Absolute pitch, which is the ability...
Hybridtec Nique for Reduc Ion of Environmental (2001)
S. Kuriki, A. Hayashi, Y. Hirata, Ce Hokkaido
this paper we describe different methods of field detection and active compensation. A novel scheme is proposed using a normal conducting detection coil and a compensation coil, both of which are...
Lie symmetries for ordinary differential equations are studied. In systems of ordinary differential equations, there do not always exist non-trivial Lie symmetries around equilibrium points. We...
Lie symmetries for ordinary differential equations are studied. In systems of ordinary differential equations, there do not always exist non-trivial Lie symmetries around equilibrium points. We...
Can We Extract Lambda-Lambda Interaction from Two-Particle Momentum Correlation ? (1999)
Ohnishi, A., Hirata, Y., Nara, Y., Shinmura, S., Akaishi, Y.
We analyze the invariant mass spectrum of Lambda-Lambda in $^{12}C(K^-,K^+ Lambda Lambda)$ reaction at P(K^+)=1.65 GeV/c by using a combined framework of IntraNuclear Cascade (INC) model and the...
Quantum Fluctuation Effects on Nuclear and Atomic Cluster Formation (1998)
Y. Hirata, N. Otuka, Y. Nara, T. Harada
this report, we present the basic idea of the Quantal Langevin model and apply it to various fragmentation processes --- nuclear fragmentation and atomic cluster formation in
Formation of Twin and Double Hypernuclei From 4 (1998)
Y. Hirata, Y. Nara, A. Ohnishi, T. Harada
Introduction The 4 0 absorption at rest is the most effective way to produce double hypernuclei which give us precious information of the low-energy Y Y interaction. In addition to double...
Effects of Quantum Fluctuations in Antisymmetrized Molecular Dynamics (1998)
Y. Hirata, A. Ohnishi, Y. Nara, T. Harada
Introduction Microscopic transport models in nuclear physics have been successfully applied to nuclear reactions. Among them, Antisymmetrized Molecular Dynamics (AMD) 1 takes account both of the...
Design Of A High-Power Test Cavity For The Atf Damping Ring (1998)
S. Sakanaka, F. Hinode, M. Akemoto, S. Tokumoto, T. Higo, J. Urakawa, ...
INTRODUCTION A HOM damped cavity for the ATF damping ring (DR) [1] is under development at KEK. This cavity is capable of avoiding coupled-bunch instabilities driven by higher order modes (HOMs). In...
Quantum fluctuation effects on hyperfragment formation from Xi^- absorption at rest on 12C (1997)
Hirata, Y., Nara, Y., Ohnishi, A., Harada, T., Randrup, J.
Formation mechanisms of single, twin, and double hypernuclei from Xi^- absorption at rest on 12C are investigated with an refined microscopic transport model, that incorporates the recently developed...
Design of a high-power test cavity for the ATF damping ring (1995)
Sakanaka, S, Hinode, F, Akemoto, M, Tokumoto, S, Higo, T, Urakawa, J, ...
Development of a prototype thin superconducting solenoid magnet for the SDC detector (1995)
Yamamoto, A, Araoka, O, Doi, Y, Haruyama, T, Kasami, K, Kimura, N, ...
RADIATIONLESS TRANSITIONS IN AZULENE VAPOR (1978)
Author Institution: Department of Chemistry
Problems in advanced organic chemistry / by Toshio Goto, Y. Hirata and George H. Stout (1968)
Goto, Toshio, Hirata, Y., Stout, George H.
Reimpresión en 1969.
Fujisaki, H, Ito, H, Hirata, Y, Tanaka, M, Hata, M, Lin, M, ...
The present study was aimed to test the role of endothelin-1 (ET-1) as a possible autocrine/paracrine growth factor for cardiac fibroblasts, and to examine its interaction with cardiac natriuretic...
Nitric oxide production and inducible nitric oxide synthase expression in inflammatory arthritides.
Sakurai, H, Kohsaka, H, Liu, M F, Higashiyama, H, Hirata, Y, Kanno, K, ...
In this study, we have identified the source of nitric oxide (NO) produced in the human inflammatory joints by analyzing expression of inducible NO synthase. In ex vivo organ cultures, both...
Hirata, Y, Emori, T, Eguchi, S, Kanno, K, Imai, T, Ohta, K, ...
Endothelins (ET) produce endothelium-dependent vasodilation through nitric oxide (NO) synthesis. The present study was designed to elucidate the cellular mechanism by which ET induces synthesis and...
Ito, H, Hirata, Y, Adachi, S, Tanaka, M, Tsujino, M, Koike, A, ...
To elucidate the cellular mechanism by which angiotensin II (ANG II) induces cardiac hypertrophy, we investigated the possible autocrine/paracrine role of endogenous endothelin-1 (ET-1) in ANG...
Induction of nitric oxide synthase by cyclic AMP in rat vascular smooth muscle cells.
Imai, T, Hirata, Y, Kanno, K, Marumo, F
By measurements of NO2-/NO3- (NOx) production and Northern blot analysis, we studied the effects of a membrane-permeable cAMP derivative, 8-bromo-cAMP, on the expression of inducible nitric oxide...
Endothelin-1 is an autocrine/paracrine growth factor for human cancer cell lines.
Shichiri, M, Hirata, Y, Nakajima, T, Ando, K, Imai, T, Yanagisawa, M, ...
We studied whether a novel vasoconstrictor peptide, endothelin-1 (ET-1), is synthesized by and released from human carcinoma cell lines, and whether ET-1 stimulates proliferation of these tumor...
Promotion of monolayer formation in cultured whole pancreatic islets by 3-isobutyl-1-methylxanthine.
Ohgawara, H, Carroll, R, Hofmann, C, Takahashi, C, Kikuchi, M, Labrecque, A, ...
Normal adult rat islets usually remained intact and encapsulated, even after many days in culture. In contrast, islets cultured in the presence of the phosphodiesterase inhibitor...
A large product of cell-free translation of messenger RNA coding for corticotropin.
Nakanishi, S, Taii, S, Hirata, Y, Matsukura, S, Imura, H
Polyadenylate-containing RNA prepared from the membrane fraction of bovine anterior pituitary gland was shown to direct the synthesis of a large translation product related to corticotropin...
Identification of a novel transcription unit in the human insulin-like growth factor-II gene.
Ikejiri, K, Wasada, T, Haruki, K, Hizuka, N, Hirata, Y, Yamamoto, M
The human insulin-like growth factor-II (hIGF-II) gene has until now been thought to be composed of eight exons, including three independent leader exons. In the present study two additional exons,...
Takahashi, Y, Hirata, Y, Burstein, Y, Listowsky, I
An unidentified 30 kDa protein frequently copurifies with human glutathione S-transferases from S-hexyl-glutathione affinity matrices. Application of two-step sequential affinity chromatographic...
The chromosomal gene structure and two mRNAs for human granulocyte colony-stimulating factor.
Nagata, S, Tsuchiya, M, Asano, S, Yamamoto, O, Hirata, Y, Kubota, N, ...
Two different cDNAs for human granulocyte colony-stimulating factor (G-CSF) were isolated from a cDNA library constructed with mRNA prepared from human squamous carcinoma cells, which produce G-CSF...
Analysis of apoptotic and antiapoptotic signalling pathways induced by Helicobacter pylori
Maeda, S, Yoshida, H, Mitsuno, Y, Hirata, Y, Ogura, K, Shiratori, Y, ...
Background and aims: Although it is reported that Helicobacter pylori induces apoptosis on gastric epithelial cells, the mechanism remains unknown. Antiapoptotic effects generated by H pylori have...
Horie, S, Hiraishi, S, Hirata, Y, Kazama, M, Matsuda, J
We have examined whether oxidized low-density lipoprotein (ox-LDL) affects the function of tissue-factor-pathway inhibitor (TFPI), an anti-coagulant regulator in the extrinsic pathway of coagulation,...
Hirata, Y., Minami, J., Koyama, M., Matsushita, O., Katayama, S., Jin, F., ...
We developed a method to purify Clostridium perfringens phospholipase C from a culture of recombinant Bacillus subtilis cells. This method consists of three purification steps, and it allowed us to...
Jenkins, D, Penny, M A, Uchigata, Y, Jacobs, K H, Mijovic, C H, Hirata, Y, ...
Previous studies have shown that insulin-dependent diabetes mellitus is positively associated with HLA-DR4 and HLA-DR9 in Japanese populations. It was proposed that susceptibility to the disease is...
Fujisaki, H, Ito, H, Hirata, Y, Tanaka, M, Hata, M, Lin, M, ...
The present study was aimed to test the role of endothelin-1 (ET-1) as a possible autocrine/paracrine growth factor for cardiac fibroblasts, and to examine its interaction with cardiac natriuretic...
Nitric oxide production and inducible nitric oxide synthase expression in inflammatory arthritides.
Sakurai, H, Kohsaka, H, Liu, M F, Higashiyama, H, Hirata, Y, Kanno, K, ...
In this study, we have identified the source of nitric oxide (NO) produced in the human inflammatory joints by analyzing expression of inducible NO synthase. In ex vivo organ cultures, both...
Hirata, Y, Emori, T, Eguchi, S, Kanno, K, Imai, T, Ohta, K, ...
Endothelins (ET) produce endothelium-dependent vasodilation through nitric oxide (NO) synthesis. The present study was designed to elucidate the cellular mechanism by which ET induces synthesis and...
Ito, H, Hirata, Y, Adachi, S, Tanaka, M, Tsujino, M, Koike, A, ...
To elucidate the cellular mechanism by which angiotensin II (ANG II) induces cardiac hypertrophy, we investigated the possible autocrine/paracrine role of endogenous endothelin-1 (ET-1) in ANG...
Induction of nitric oxide synthase by cyclic AMP in rat vascular smooth muscle cells.
Imai, T, Hirata, Y, Kanno, K, Marumo, F
By measurements of NO2-/NO3- (NOx) production and Northern blot analysis, we studied the effects of a membrane-permeable cAMP derivative, 8-bromo-cAMP, on the expression of inducible nitric oxide...
Endothelin-1 is an autocrine/paracrine growth factor for human cancer cell lines.
Shichiri, M, Hirata, Y, Nakajima, T, Ando, K, Imai, T, Yanagisawa, M, ...
We studied whether a novel vasoconstrictor peptide, endothelin-1 (ET-1), is synthesized by and released from human carcinoma cell lines, and whether ET-1 stimulates proliferation of these tumor...
Promotion of monolayer formation in cultured whole pancreatic islets by 3-isobutyl-1-methylxanthine.
Ohgawara, H, Carroll, R, Hofmann, C, Takahashi, C, Kikuchi, M, Labrecque, A, ...
Normal adult rat islets usually remained intact and encapsulated, even after many days in culture. In contrast, islets cultured in the presence of the phosphodiesterase inhibitor...
A large product of cell-free translation of messenger RNA coding for corticotropin.
Nakanishi, S, Taii, S, Hirata, Y, Matsukura, S, Imura, H
Polyadenylate-containing RNA prepared from the membrane fraction of bovine anterior pituitary gland was shown to direct the synthesis of a large translation product related to corticotropin...
Identification of a novel transcription unit in the human insulin-like growth factor-II gene.
Ikejiri, K, Wasada, T, Haruki, K, Hizuka, N, Hirata, Y, Yamamoto, M
The human insulin-like growth factor-II (hIGF-II) gene has until now been thought to be composed of eight exons, including three independent leader exons. In the present study two additional exons,...
Takahashi, Y, Hirata, Y, Burstein, Y, Listowsky, I
An unidentified 30 kDa protein frequently copurifies with human glutathione S-transferases from S-hexyl-glutathione affinity matrices. Application of two-step sequential affinity chromatographic...
The chromosomal gene structure and two mRNAs for human granulocyte colony-stimulating factor.
Nagata, S, Tsuchiya, M, Asano, S, Yamamoto, O, Hirata, Y, Kubota, N, ...
Two different cDNAs for human granulocyte colony-stimulating factor (G-CSF) were isolated from a cDNA library constructed with mRNA prepared from human squamous carcinoma cells, which produce G-CSF...
Analysis of apoptotic and antiapoptotic signalling pathways induced by Helicobacter pylori
Maeda, S, Yoshida, H, Mitsuno, Y, Hirata, Y, Ogura, K, Shiratori, Y, ...
Background and aims: Although it is reported that Helicobacter pylori induces apoptosis on gastric epithelial cells, the mechanism remains unknown. Antiapoptotic effects generated by H pylori have...
Horie, S, Hiraishi, S, Hirata, Y, Kazama, M, Matsuda, J
We have examined whether oxidized low-density lipoprotein (ox-LDL) affects the function of tissue-factor-pathway inhibitor (TFPI), an anti-coagulant regulator in the extrinsic pathway of coagulation,...
Hirata, Y., Minami, J., Koyama, M., Matsushita, O., Katayama, S., Jin, F., ...
We developed a method to purify Clostridium perfringens phospholipase C from a culture of recombinant Bacillus subtilis cells. This method consists of three purification steps, and it allowed us to...
Jenkins, D, Penny, M A, Uchigata, Y, Jacobs, K H, Mijovic, C H, Hirata, Y, ...
Previous studies have shown that insulin-dependent diabetes mellitus is positively associated with HLA-DR4 and HLA-DR9 in Japanese populations. It was proposed that susceptibility to the disease is...
Effect of α2-macroglobulin on the lymphocyte response
Miyanaga, O., Okubo, H., Kudo, J., Ikuta, T., Hirata, Y.
We studied the effect of α2-macroglobulin (α2MG) on the proliferative response of lymphocytes to several different lectins. This response to concanavalin A (Con A) and phytohaemagglutinin (PHA) was...
Shiozawa, S, Shiozawa, K, Tanaka, Y, Morimoto, I, Uchihashi, M, Fujita, T, ...
Immunohistochemical study showed selective localisation of human epidermal growth factor (hEGF) to the synovial lining layer. Although the synovial lining layer of the rheumatoid, osteoarthritic, and...
Mitsuno, Y, Yoshida, H, Maeda, S, Ogura, K, Hirata, Y, Kawabe, T, ...
BACKGROUND AND AIMS—Helicobacter pylori infection induces expression of proinflammatory cytokines such as interleukin (IL)-8 and tumour necrosis factor α (TNF-α) in gastric mucosa, and their...
Analysis of apoptotic and antiapoptotic signalling pathways induced by Helicobacter pylori
Maeda, S, Yoshida, H, Mitsuno, Y, Hirata, Y, Ogura, K, Shiratori, Y, ...
Background and aims: Although it is reported that Helicobacter pylori induces apoptosis on gastric epithelial cells, the mechanism remains unknown. Antiapoptotic effects generated by H pylori have...
Miura, S, Nishiwaki, H, Ieki, Y, Hirata, Y, Honda, Y, Sugino, Y, ...
Aims: To investigate the difference in temperature rise between normal choroid and choroidal revascularisation (CNV) during transpupillary thermotherapy (TTT) and the relation between laser spot size...
Plasma atrial natriuretic peptide and spontaneous diuresis in sick neonates.
Kojima, T, Hirata, Y, Fukuda, Y, Iwase, S, Kobayashi, Y
Plasma concentrations of immunoreactive human atrial natriuretic peptide (human ANP) were sequentially determined in 12 infants with respiratory distress syndrome (RDS) or meconium aspiration...