M. Ishikawa

Details der Publikationsliste

Zeitraum

1978 - 9999

Anzahl

133

Co-Autoren

Development of High-Performance Composite Fiber-Optic Overhead Ground Wire, (9999)

Nakagaki,K., Masuda,Y., Ishikawa,M., Kimura,Y., Matsubara,I.

We have developed a new high-performance composite fiber-optic overhead ground wire (OPGW), which contains newly designed six-fiber units, for large capacity transmission and application to extra...

Finite surgeries on three-tangle pretzel knots (2008)

Futer, D., Ishikawa, M., Kabaya, Y., Mattman, T., Shimokawa, K.

We classify Dehn surgeries on (p,q,r) pretzel knots that result in a manifold of finite fundamental group. The only hyperbolic pretzel knots that admit non-trivial finite surgeries are (-2,3,7) and...

2 (2008)

Masao Ishikawa, Jiang Zeng Y, M. Ishikawa, M. Wakayama, M. Ishikawa, H. Tagawa, ...

Basic hypergeometric series We shall define an rφs basic hypergeometric series by rφs � a1,..., ar b1,..., bs with �n � n(n−1) = 2

Policy Learning for Motor Skills (2008)

Peters, J., Schaal, S., Ishikawa, M., Doya, K., Miyamoto, H., Yamakawa, T.

Policy learning which allows autonomous robots to adapt to novel situations has been a long standing vision of robotics, artificial intelligence, and cognitive sciences. However, to date, learning...

Efectos del palmitato de vitamina A, el β-caroteno y el ácido retinoico en el crecimiento e incidencia de deformidades en larvas de pargo rojo Chrysophrys major (2007)

S. Teshima, S. Koshio, M. Ishikawa, M. S. Alam, ...

Efectos del palmitato de vitamina A, el β-caroteno y el ácido retinoico en el crecimiento e incidencia de deformidades en larvas de pargo rojo Chrysophrys major

Fast response neutron emission monitor for fusion reactor using Stilbene Scintillator and Flash-ADC (2007)

Itoga, T., Ishikawa, M., Baba, M., Okuji, T., Oishi, T., Nakhostin, M., ...

The stilbene neutron detector which has been used for neutron emission profile monitoring in JT-60U has been improved, to respond to the requirement to observe the high-frequency phenomena in...

Alveolar soft-part sarcoma of the retroperitoneum (2006)

Ishikawa, M, Ishizuka, O, Nakayama, T, Kobayashi, S, Igawa, Y, Nishizawa, O, ...

The definitive version is available at www.blackwell-synergy.com.

Hybrid dynamic coating with n-dodecyl beta-D-maltoside and methyl cellulose for high-performance carbohydrate analysis on poly(methyl methacrylate) chips (2006)

Dang, F.Q., Kakehi, K., Cheng, J.J., Tabata, O., Kurokawa, M., Nakajima, K., ...

Hybrid dynamic coating using n-dodecyl beta-D-maltoside (DDM) and methyl cellulose (MC) has been developed for suppression of analyte adsorption and electroosmotic flow (EOF) in a poly(methyl...

A statistical study on the effect of earthquakes on the ionosphere, based on the subionospheric LF propagation data in Japan (2006)

Maekawa, S., Horie, T., Yamauchi, T., Sawaya, T., Ishikawa, M., Hayakawa, M., ...

A superimposed epoch analysis has been undertaken, in order to find the correlation of the ionospheric perturbations with seismic activity. We take the wave path from the Japanese LF transmitter...

A statistical study on the effect of earthquakes on the ionosphere, based on the subionospheric LF propagation data in Japan (2006)

Maekawa, S., Horie, T., Yamauchi, T., Sawaya, T., Ishikawa, M., Hayakawa, M., ...

A superimposed epoch analysis has been undertaken, in order to find the correlation of the ionospheric perturbations with seismic activity. We take the wave path from the Japanese LF transmitter...

Anisotropy, disorder, and superconductivity in CeCu2Si2 under high pressure (2005)

Holmes, A. T., Jaccard, D., Jeevan, H. S., Geibel, C., Ishikawa, M.

Resistivity measurements were carried out up to 8 GPa on single crystal and polycrystalline samples of CeCu2Si2 from differing sources in the homogeneity range. The anisotropic response to current...

Influence of the crystal field potential on the superconducting properties of PrRU4Sb12 (2005)

Adroja, D.T., Park, J.G., Goremychkin, E.A., Takeda, N., Ishikawa, M., McEwen, K.A., ...

We have determined the crystal field potential of the superconductor PrRu4Sb12 View the MathML sourceusing inelastic neutron scattering. The ground state of the Pr+3 ions in Th point group symmetry...

A generalization of Kawanaka's identity for Hall-Littlewood polynomials and applications (2004)

Ishikawa, M., Jouhet, F., Zeng, J.

An infinite summation formula of Hall-Littlewood polynomials due to Kawanaka is generalized to a finite summation formula, which implies, as applications, twelve multiple q-identities of...

Microdosimetry of neutron field for boron neutron capture therapy at Kyoto university reactor (2004)

Endo, S., Onizuka, Y., Ishikawa, M., Takada, M., Sakurai, Y., Kobayashi, T., ...

Microdosimetric single event spectrum in a human body simulated by an acrylic phantom has been measured for the clinical BNCT field at the Kyoto University Reactor (KUR). The recoil particles...

Landscape planning for a safe city (2002)

Ishikawa, M.

To create a safe city free from natural disasters has been one of the important criteria in city planning. Since large cities have suffered from large fires caused by earthquakes, the planning of...

Landscape planning for a safe city (2002)

Ishikawa, M.; Environmental Information, Keio University, Endoh Fujisawa City, Kanagawa, Japan

To create a safe city free from natural disasters has been one of the important criteria in city planning. Since large cities have suffered from large fires caused by earthquakes, the planning of...

Microdosimetry of Epithermal Neutron Field at the Kyoto University Reactor (2002)

Onizuka, Y., Endo, S., Ishikawa, M., Hoshi, M., Takada, M., Kobayashi, T., ...

Microdosimetric spectra were measured in order to gain the microdosimetric parameters of some epithermal neutron fields. Changes in dose mean lineal energy YD as a function of depth of heavy water...

Characterisation of a Ultra-miniature Counter for Microdosimetric Measurements in a Therapeutic 400 MeV/A Carbon Beam (2002)

Endo, S., Takada, M., Ishikawa, M., Hoshi, M., Uehara, S., Yamaguchi, H., ...

Single event spectra of a clinical carbon beam have been measured by an ultra-miniature tissue-equivalent proportional counter (UMC). In order to cover the energy range of the Bragg peak, the...

A cytogenetic study of in-vitro matured murine oocytes after ICSI by human sperm (2002)

Tsuchiya, K., Kamiguchi, Y., Sengoku, K., Ishikawa, M.

BACKGROUND: The purpose of this study was to investigate the chromosomal complement and developmental potential of in-vitro matured murine oocytes following ICSI by human sperm. METHODS: Heterologous...

The clinical efficacy of low-dose step-up follicle stimulating hormone administration for treatment of unexplained infertility (1999)

Sengoku, K., Tamate, K., Takaoka, Y., Horikawa, M., Goishi, K., Komori, H., ...

The present study was designed to compare the clinical efficacy of low-dose step-up follicle stimulating hormone (FSH) administration with conventional FSH protocol (FSH was injected daily starting...

ALLOY, COMPOSITE AND ELECTROPLATED CONDUCTOR WIRES RECENTLY DEVELOPED FOR ELECTRONIC USES, (1998)

Shimizu,H., Matsuda,Y., Ishikawa,M.

The paper discusses the development of the electrical conductor materials used recently in electronic equipment.

Band-width control in a perovskite-type 3d^1 correlated metal Ca_{1-x}Sr_xVO_3. I. Evolution of the electronic properties and effective mass (1998)

Inoue, I. H., Goto, O., Makino, H., Hussey, N. E., Ishikawa, M.

Single crystals of the perovskite-type $3d^{1}$ metallic alloy system Ca$_{1-x}$Sr$_x$VO$_3$ were synthesized in order to investigate metallic properties near the Mott transition. The substitution of...

Ferroelectricity of Europium Manganese Oxide EuMn2O5 with Helimagnetic Ordering (1997)

Nakamura, H., Ishikawa, M., Kohn, K., Ishikawa, M.

From the measurements of pyroelectricity, dielectric constant, magnetic susceptibility and specific heat, we conclude that EuMn2O5 is ferroelectric below the Curie temperature TC of 38.6 K. This...

Ferroelectricity of Europium Manganese Oxide EuMn2O5 with Helimagnetic Ordering (1997)

Nakamura, H., Ishikawa, M., Kohn, K., Ishikawa, M.

From the measurements of pyroelectricity, dielectric constant, magnetic susceptibility and specific heat, we conclude that EuMn2O5 is ferroelectric below the Curie temperature TC of 38.6 K. This...

Ferroelectricity of Europium Manganese Oxide EuMn2O5 with Helimagnetic Ordering (1997)

Nakamura, H., Ishikawa, M., Kohn, K., Ishikawa, M.

From the measurements of pyroelectricity, dielectric constant, magnetic susceptibility and specific heat, we conclude that EuMn2O5 is ferroelectric below the Curie temperature TC of 38.6 K. This...

Regulators of sperm function: Involvement of protein kinases in platelet activating factor-induced acrosome reaction of human spermatozoa (1996)

Sengoku, K., Tamate, K., Takuma, N., Takaoka, Y., Yoshida, T., Nishiwaki, K., ...

The involvement of protein kinases in platelet activating factor (PAF)-induced acrosome reaction of human spermatozoa was investigated using specific inhibitors of protein kinase A (PKA), protein...

Kinetics of glucose delivery to subcutaneous tissue in rats measured with 0.3-mm amperometric microsensors (1995)

Quinn, C. P., Pishko, M. V., Schmidtke, D. W., Ishikawa, M., Wagner, J. G., Raskin, P., ...

The time between i.v. injection of a glucose bolus and the time the glucose concn. peaked in the s.c. tissue was measured in pentobarbital-anesthetized rats with implanted 290-mm-diam. amperometric...

Endocrinology: A randomized prospective study of gonadotrophin with or without gonadotrophin-releasing hormone agonist for treatment of unexplained infertility (1994)

Sengoku, K., Tamate, K., Takaoka, Y., Morishita, N., Ishikawa, M.

The use of gonadotrophin-releasing hormone agonist (GnRHa) in combination with human menopausal gonadotrophin (HMG) for ovulation induction has been advocated for the treatment, particularly by...

Andrology: Effects of platelet activating factor on human sperm function in vitro (1993)

Sengoku, K., Tamate, K., Takaoka, Y., Ishikawa, M.

The direct effects of platelet activating factor (PAF) and the specific PAF receptor antagonist, CV-3988, on the fertilizing ability of human spermatozoa were investigated. PAF (10−7–10−11 M)...

MÖSSBAUER SPECTROSCOPIC STUDY OF Fe-DOPED SUPERCONDUCTING Cu-OXIDES (1988)

Shinjo, T., Nasu, S., Kohara, T., Takabatake, T., Ishikawa, M.

Fe impurities preferentially substitute the Cu-I sites (chain) in superconducting YBa2Cu3O7-y and a magnetic order is stabilized if the Fe concentration increases. 57Fe Mössbauer results on...

MÖSSBAUER SPECTROSCOPIC STUDY OF Fe-DOPED SUPERCONDUCTING Cu-OXIDES (1988)

Shinjo, T., Nasu, S., Kohara, T., Takabatake, T., Ishikawa, M.

Fe impurities preferentially substitute the Cu-I sites (chain) in superconducting YBa2Cu3O7-y and a magnetic order is stabilized if the Fe concentration increases. 57Fe Mössbauer results on...

MÖSSBAUER SPECTROSCOPIC STUDY OF Fe-DOPED SUPERCONDUCTING Cu-OXIDES (1988)

Shinjo, T., Nasu, S., Kohara, T., Takabatake, T., Ishikawa, M.

Fe impurities preferentially substitute the Cu-I sites (chain) in superconducting YBa2Cu3O7-y and a magnetic order is stabilized if the Fe concentration increases. 57Fe Mössbauer results on...

EXCHANGE AND CRYSTALLINE FIELD IN METALLIC COMPOUNDS.Coexistence of superconductivity and long range magnetic order (1979)

Fischer, Ø., Ishikawa, M., Pelizzone, M., Treyvaud, A.

The recent discovery of the superconducting compounds of the type (RE)Mo6X8 (X = S, Se) and (RE)Rh4B4 (RE = rare earth) offers unique possibility to study the problem of coexistence of...

EXCHANGE AND CRYSTALLINE FIELD IN METALLIC COMPOUNDS.Coexistence of superconductivity and long range magnetic order (1979)

Fischer, Ø., Ishikawa, M., Pelizzone, M., Treyvaud, A.

The recent discovery of the superconducting compounds of the type (RE)Mo6X8 (X = S, Se) and (RE)Rh4B4 (RE = rare earth) offers unique possibility to study the problem of coexistence of...

EXCHANGE AND CRYSTALLINE FIELD IN METALLIC COMPOUNDS.Coexistence of superconductivity and long range magnetic order (1979)

Fischer, Ø., Ishikawa, M., Pelizzone, M., Treyvaud, A.

The recent discovery of the superconducting compounds of the type (RE)Mo6X8 (X = S, Se) and (RE)Rh4B4 (RE = rare earth) offers unique possibility to study the problem of coexistence of...

ENERGY GAP MEASUREMENTS ON BCC MoRe ALLOYS BY TUNNELLING (1978)

Liengme, O., Ishikawa, M., Muller, J.

Measurements of superconducting energy gap on BCC molybdenum-rhenium Mo-Re alloys with 10,15, 20 and 25% Re have been performed by tunnelling for the first time. In this experience we have found a...

LONG RANGE MAGNETIC ORDER IN THE SUPERCONDUCTING STATE OF HEAVY RARE EARTH MOLYBDENUM SULFIDES AND THEIR PSEUDOTERNARY COMPOUNDS (1978)

Ishikawa, M., Fischer, Ø., Muller, J.

Various experimental evidences for long range magnetic order in the superconducting state of the heavy rare earth molybdenum sulfides (RE)Mo6S8 (RE = from Gd to Er) are presented together with the...

ENERGY GAP MEASUREMENTS ON BCC MoRe ALLOYS BY TUNNELLING (1978)

Liengme, O., Ishikawa, M., Muller, J.

Measurements of superconducting energy gap on BCC molybdenum-rhenium Mo-Re alloys with 10,15, 20 and 25% Re have been performed by tunnelling for the first time. In this experience we have found a...

LONG RANGE MAGNETIC ORDER IN THE SUPERCONDUCTING STATE OF HEAVY RARE EARTH MOLYBDENUM SULFIDES AND THEIR PSEUDOTERNARY COMPOUNDS (1978)

Ishikawa, M., Fischer, Ø., Muller, J.

Various experimental evidences for long range magnetic order in the superconducting state of the heavy rare earth molybdenum sulfides (RE)Mo6S8 (RE = from Gd to Er) are presented together with the...

ENERGY GAP MEASUREMENTS ON BCC MoRe ALLOYS BY TUNNELLING (1978)

Liengme, O., Ishikawa, M., Muller, J.

Measurements of superconducting energy gap on BCC molybdenum-rhenium Mo-Re alloys with 10,15, 20 and 25% Re have been performed by tunnelling for the first time. In this experience we have found a...

LONG RANGE MAGNETIC ORDER IN THE SUPERCONDUCTING STATE OF HEAVY RARE EARTH MOLYBDENUM SULFIDES AND THEIR PSEUDOTERNARY COMPOUNDS (1978)

Ishikawa, M., Fischer, Ø., Muller, J.

Various experimental evidences for long range magnetic order in the superconducting state of the heavy rare earth molybdenum sulfides (RE)Mo6S8 (RE = from Gd to Er) are presented together with the...

Formation of brome mosaic virus RNA-dependent RNA polymerase in yeast requires coexpression of viral proteins and viral RNA.

Quadt, R, Ishikawa, M, Janda, M, Ahlquist, P

In this report we show that yeast expressing brome mosaic virus (BMV) replication proteins 1a and 2a and replicating a BMV RNA3 derivative can be extracted to yield a template-dependent BMV...

Visualization of Freezing Behaviors in Leaf and Flower Buds of Full-Moon Maple by Nuclear Magnetic Resonance Microscopy.

Ishikawa, M., Price, W. S., Ide, H., Arata, Y.

1H-Nuclear magnetic resonance (NMR) microscopy was used to study the freezing behavior of wintering buds of full-moon maple (Acer japonicum Thunb.). The images obtained predominantly reflected the...

Abscisic acid-induced heat tolerance in Bromus inermis Leyss cell-suspension cultures. Heat-stable, abscisic acid-responsive polypeptides in combination with sucrose confer enhanced thermostability.

Robertson, A J, Ishikawa, M, Gusta, L V, MacKenzie, S L

Increased heat tolerance is most often associated with the synthesis of heat-shock proteins following pre-exposure to a nonlethal heat treatment. In this study, a bromegrass (Bromus inermis Leyss cv...

In vivo DNA expression of functional brome mosaic virus RNA replicons in Saccharomyces cerevisiae.

Ishikawa, M, Janda, M, Krol, M A, Ahlquist, P

To facilitate manipulation of brome mosaic virus (BMV) RNA replicons in Saccharomyces cerevisiae and for yeast genetic analysis of BMV RNA replication, gene expression, and host interactions, we...

Evaluation of new medium with chromogenic substrates for members of the family Enterobacteriaceae in urine samples.

Kodaka, H, Ishikawa, M, Iwata, M, Kashitani, F, Mizuochi, S, Yamaguchi, K

A new medium containing 5-bromo-4-chloro-3-indolyl-beta-D-glucuronide cyclohexylammonium salt (Glu agar) for Escherichia coli and a new medium containing 5-bromo-3-indolyl-beta-D-galactoside (Gal...

Yersinia enterocolitica serotype O:8 septicemia in an otherwise healthy adult: analysis of chromosome DNA pattern by pulsed-field gel electrophoresis.

Hosaka, S, Uchiyama, M, Ishikawa, M, Akahoshi, T, Kondo, H, Shimauchi, C, ...

We report the first case of blood culture-positive Yersinia enterocolitica serotype O:8 septicemia in Japan. Y. enterocolitica serotype O:8 infection is very rare, but chromosomal DNA analysis...

Effects of the tom1 mutation of Arabidopsis thaliana on the multiplication of tobacco mosaic virus RNA in protoplasts.

Ishikawa, M, Naito, S, Ohno, T

For the multiplication of RNA viruses, specific host factors are considered essential, but as of yet little is known about this aspect of virus multiplication. To identify such host factors, we...

Specific cessation of minus-strand RNA accumulation at an early stage of tobacco mosaic virus infection.

Ishikawa, M, Meshi, T, Ohno, T, Okada, Y

The time course of accumulation of viral plus-strand RNAs (genomic RNA and subgenomic mRNA for the coat protein) and minus-strand RNA in tobacco protoplasts synchronously infected with tobacco mosaic...

Biological activities of hybrid RNAs generated by 3'-end exchanges between tobacco mosaic and brome mosaic viruses.

Ishikawa, M, Kroner, P, Ahlquist, P, Meshi, T

Sequences within the conserved, aminoacylatable 3' noncoding regions of brome mosaic virus (BMV) genomic RNAs 1, 2, and 3 direct initiation of negative-strand synthesis by BMV polymerase extracts...

Phorbol ester induces the rapid processing of cell surface heparin-binding EGF-like growth factor: conversion from juxtacrine to paracrine growth factor activity.

Goishi, K, Higashiyama, S, Klagsbrun, M, Nakano, N, Umata, T, Ishikawa, M, ...

Vero cell heparin-binding epidermal growth factor-like growth factor (HB-EGF) is synthesized as a 20- to 30-kDa membrane-anchored HB-EGF precursor (proHB-EGF). Localization and processing of...

In vitro mutagenesis of the putative replicase genes of tobacco mosaic virus.

Ishikawa, M, Meshi, T, Motoyoshi, F, Takamatsu, N, Okada, Y

We have established an in vitro transcription system to produce infectious tobacco mosaic virus (TMV) RNA from a cloned cDNA copy. Using this system, several TMV mutants were transcribed in vitro...

Binding of nucleic acids to E. coli RNase HI observed by NMR and CD spectroscopy.

Oda, Y, Iwai, S, Ohtsuka, E, Ishikawa, M, Ikehara, M, Nakamura, H

To clarify the mechanism by which the RNA portion of a DNA/RNA hybrid is specifically hydrolyzed by ribonuclease H (RNase H), the binding of a DNA/RNA hybrid, a DNA/DNA duplex, or an RNA/RNA duplex...

Xenopus MAP kinase activator is a serine/threonine/tyrosine kinase activated by threonine phosphorylation.

Kosako, H, Gotoh, Y, Matsuda, S, Ishikawa, M, Nishida, E

Xenopus MAP kinase activator, a 45 kDa protein, has been shown to function as a direct upstream factor sufficient for full activation and both tyrosine and serine/threonine phosphorylation of...

Purification and characterization of a diptericin homologue from Sarcophaga peregrina (flesh fly).

Ishikawa, M, Kubo, T, Natori, S

A protein with a molecular mass of 8 kDa was found to be synthesized specifically when the fat-body from injured Sarcophaga peregrina larvae was cultured in vitro. This protein was purified from the...

Reconstitution, morphology and crystallization of a fatty acid beta-oxidation multienzyme complex from Pseudomonas fragi.

Ishikawa, M, Mikami, Y, Usukura, J, Iwasaki, H, Shinagawa, H, Morikawa, K

The fatty acid beta-oxidation multienzyme complex from Pseudomonas fragi, HDT, exhibits predominantly the three enzymic activities of 2-enoyl-CoA hydratase (EC 4.2.1.17), 3-hydroxyacyl-CoA...

Comparison of Pressure Resistances of Spores of Six Bacillus Strains with Their Heat Resistances

Nakayama, A., Yano, Y., Kobayashi, S., Ishikawa, M., Sakai, K.

The pressure resistances of the spores of six Bacillus strains were examined at 5 to 10(deg)C and were compared with their heat resistances. The pressure treatments (at 981 MPa for 40 min and at 588...

Chromosomal assignments of the human endothelin family genes: the endothelin-1 gene (EDN1) to 6p23-p24, the endothelin-2 gene (EDN2) to 1p34, and the endothelin-3 gene (EDN3) to 20q13.2-q13.3.

Arinami, T, Ishikawa, M, Inoue, A, Yanagisawa, M, Masaki, T, Yoshida, M C, ...

Chromosomal assignments of the genes for the human endothelin family, the endothelin-1 gene (EDN1), the endothelin-2 gene (EDN2), and the endothelin-3 gene (EDN3), were accomplished by in situ...

Formation of brome mosaic virus RNA-dependent RNA polymerase in yeast requires coexpression of viral proteins and viral RNA.

Quadt, R, Ishikawa, M, Janda, M, Ahlquist, P

In this report we show that yeast expressing brome mosaic virus (BMV) replication proteins 1a and 2a and replicating a BMV RNA3 derivative can be extracted to yield a template-dependent BMV...

Visualization of Freezing Behaviors in Leaf and Flower Buds of Full-Moon Maple by Nuclear Magnetic Resonance Microscopy.

Ishikawa, M., Price, W. S., Ide, H., Arata, Y.

1H-Nuclear magnetic resonance (NMR) microscopy was used to study the freezing behavior of wintering buds of full-moon maple (Acer japonicum Thunb.). The images obtained predominantly reflected the...

Abscisic acid-induced heat tolerance in Bromus inermis Leyss cell-suspension cultures. Heat-stable, abscisic acid-responsive polypeptides in combination with sucrose confer enhanced thermostability.

Robertson, A J, Ishikawa, M, Gusta, L V, MacKenzie, S L

Increased heat tolerance is most often associated with the synthesis of heat-shock proteins following pre-exposure to a nonlethal heat treatment. In this study, a bromegrass (Bromus inermis Leyss cv...

In vivo DNA expression of functional brome mosaic virus RNA replicons in Saccharomyces cerevisiae.

Ishikawa, M, Janda, M, Krol, M A, Ahlquist, P

To facilitate manipulation of brome mosaic virus (BMV) RNA replicons in Saccharomyces cerevisiae and for yeast genetic analysis of BMV RNA replication, gene expression, and host interactions, we...

Evaluation of new medium with chromogenic substrates for members of the family Enterobacteriaceae in urine samples.

Kodaka, H, Ishikawa, M, Iwata, M, Kashitani, F, Mizuochi, S, Yamaguchi, K

A new medium containing 5-bromo-4-chloro-3-indolyl-beta-D-glucuronide cyclohexylammonium salt (Glu agar) for Escherichia coli and a new medium containing 5-bromo-3-indolyl-beta-D-galactoside (Gal...

Yersinia enterocolitica serotype O:8 septicemia in an otherwise healthy adult: analysis of chromosome DNA pattern by pulsed-field gel electrophoresis.

Hosaka, S, Uchiyama, M, Ishikawa, M, Akahoshi, T, Kondo, H, Shimauchi, C, ...

We report the first case of blood culture-positive Yersinia enterocolitica serotype O:8 septicemia in Japan. Y. enterocolitica serotype O:8 infection is very rare, but chromosomal DNA analysis...

Effects of the tom1 mutation of Arabidopsis thaliana on the multiplication of tobacco mosaic virus RNA in protoplasts.

Ishikawa, M, Naito, S, Ohno, T

For the multiplication of RNA viruses, specific host factors are considered essential, but as of yet little is known about this aspect of virus multiplication. To identify such host factors, we...

Specific cessation of minus-strand RNA accumulation at an early stage of tobacco mosaic virus infection.

Ishikawa, M, Meshi, T, Ohno, T, Okada, Y

The time course of accumulation of viral plus-strand RNAs (genomic RNA and subgenomic mRNA for the coat protein) and minus-strand RNA in tobacco protoplasts synchronously infected with tobacco mosaic...

Biological activities of hybrid RNAs generated by 3'-end exchanges between tobacco mosaic and brome mosaic viruses.

Ishikawa, M, Kroner, P, Ahlquist, P, Meshi, T

Sequences within the conserved, aminoacylatable 3' noncoding regions of brome mosaic virus (BMV) genomic RNAs 1, 2, and 3 direct initiation of negative-strand synthesis by BMV polymerase extracts...

Phorbol ester induces the rapid processing of cell surface heparin-binding EGF-like growth factor: conversion from juxtacrine to paracrine growth factor activity.

Goishi, K, Higashiyama, S, Klagsbrun, M, Nakano, N, Umata, T, Ishikawa, M, ...

Vero cell heparin-binding epidermal growth factor-like growth factor (HB-EGF) is synthesized as a 20- to 30-kDa membrane-anchored HB-EGF precursor (proHB-EGF). Localization and processing of...

In vitro mutagenesis of the putative replicase genes of tobacco mosaic virus.

Ishikawa, M, Meshi, T, Motoyoshi, F, Takamatsu, N, Okada, Y

We have established an in vitro transcription system to produce infectious tobacco mosaic virus (TMV) RNA from a cloned cDNA copy. Using this system, several TMV mutants were transcribed in vitro...

Binding of nucleic acids to E. coli RNase HI observed by NMR and CD spectroscopy.

Oda, Y, Iwai, S, Ohtsuka, E, Ishikawa, M, Ikehara, M, Nakamura, H

To clarify the mechanism by which the RNA portion of a DNA/RNA hybrid is specifically hydrolyzed by ribonuclease H (RNase H), the binding of a DNA/RNA hybrid, a DNA/DNA duplex, or an RNA/RNA duplex...

Xenopus MAP kinase activator is a serine/threonine/tyrosine kinase activated by threonine phosphorylation.

Kosako, H, Gotoh, Y, Matsuda, S, Ishikawa, M, Nishida, E

Xenopus MAP kinase activator, a 45 kDa protein, has been shown to function as a direct upstream factor sufficient for full activation and both tyrosine and serine/threonine phosphorylation of...

Purification and characterization of a diptericin homologue from Sarcophaga peregrina (flesh fly).

Ishikawa, M, Kubo, T, Natori, S

A protein with a molecular mass of 8 kDa was found to be synthesized specifically when the fat-body from injured Sarcophaga peregrina larvae was cultured in vitro. This protein was purified from the...

Reconstitution, morphology and crystallization of a fatty acid beta-oxidation multienzyme complex from Pseudomonas fragi.

Ishikawa, M, Mikami, Y, Usukura, J, Iwasaki, H, Shinagawa, H, Morikawa, K

The fatty acid beta-oxidation multienzyme complex from Pseudomonas fragi, HDT, exhibits predominantly the three enzymic activities of 2-enoyl-CoA hydratase (EC 4.2.1.17), 3-hydroxyacyl-CoA...

Comparison of Pressure Resistances of Spores of Six Bacillus Strains with Their Heat Resistances

Nakayama, A., Yano, Y., Kobayashi, S., Ishikawa, M., Sakai, K.

The pressure resistances of the spores of six Bacillus strains were examined at 5 to 10(deg)C and were compared with their heat resistances. The pressure treatments (at 981 MPa for 40 min and at 588...

Chromosomal assignments of the human endothelin family genes: the endothelin-1 gene (EDN1) to 6p23-p24, the endothelin-2 gene (EDN2) to 1p34, and the endothelin-3 gene (EDN3) to 20q13.2-q13.3.

Arinami, T, Ishikawa, M, Inoue, A, Yanagisawa, M, Masaki, T, Yoshida, M C, ...

Chromosomal assignments of the genes for the human endothelin family, the endothelin-1 gene (EDN1), the endothelin-2 gene (EDN2), and the endothelin-3 gene (EDN3), were accomplished by in situ...

Ranitidine and sucralfate as maintenance therapy for gastric ulcer disease: endoscopic control and assessment of scarring.

Takemoto, T, Namiki, M, Ishikawa, M, Tsuneoka, K, Oshiba, S, Kawai, K, ...

The efficacy of ranitidine (150 mg nocte), and sucralfate (1 g tds) as maintenance therapy to prevent gastric ulcer relapse was evaluated in a 12 month trial in 363 patients. The relapse rates were...

Effects of N-alpha-methyl-histamine on human H2 receptors expressed in CHO cells

Saitoh, T, Fukushima, Y, Otsuka, H, Ishikawa, M, Tamai, M, Takahashi, H, ...

Background: Production of N-alpha-methyl-histamine (NAMH), a histamine H3 receptor (H3R) agonist, is reportedly promoted in Helicobacter pylori infected human gastric mucosa. NAMH was suggested to...

Influence of profuse sweating on systolic time intervals.

Ishikawa, M, Ishikawa, K

The influence of profuse sweating on systolic time intervals was investigated. Systolic time intervals were recorded in 21 healthy men before and after sauna bathing. After sauna bathing the ejection...

Circulating antibodies to the surface antigens on colon epithelial cells in ulcerative colitis.

Hibi, T, Aiso, S, Ishikawa, M, Watanabe, M, Yoshida, T, Kobayashi, K, ...

The fluorescence activated cell sorter (FACS) was used for detecting circulating antibodies to the surface antigens on isolated colon epithelial cells (anti-colon antibodies) by indirect...

Differential effects of OPC-18790, amrinone and dobutamine on cardiac function and energy metabolism in the guinea-pig isolated ischaemic heart.

Itoh, S, Mori, T, Tominaga, M, Ishikawa, M, Koga, K, Yabuuchi, Y

1. The effects of OPC-18790, a novel positive inotropic agent, on cardiac function and myocardial energy metabolism in the guinea-pig isolated heart with ischaemia were studied by 31P-magnetic...

Alpha 1-adrenoceptor antagonist activity of novel pyrimidine derivatives (SHI437 and IK29) in rabbit aorta and trigone of the bladder.

Azuma, H., Sugimoto-Tokushima, M., Tanaka, K., Ikenoue, Y., Ito, S., Ishikawa, M.

1. In the rabbit isolated aorta and trigone of the bladder, noradrenaline, phenylephrine and clonidine elicited concentration-dependent contractions, which may be caused through activation of...

Endothelium-dependent inhibition of platelet aggregation.

Azuma, H., Ishikawa, M., Sekizaki, S.

In cascade perfusion and superfusion experiments on rabbit tissues, when acetylcholine (ACh) was introduced into the circuit so as to perfuse the aorta under perfusion with noradrenaline (NA), the...

Calcium-dependent contractile response of arterial smooth muscle to a jellyfish toxin (pCrTX: Carybdea rastonii).

Azuma, H., Ishikawa, M., Nakajima, T., Satoh, A., Sekizaki, S.

The purpose of the present experiments was to investigate the pharmacological mechanisms of the vasoconstriction caused by the toxin (pCrTX) which had been partially purified from the tentacles of...

Analysis of the p53 gene in human choriocarcinoma cell lines.

Yaginuma, Y., Yamashita, T., Takuma, N., Katayama, H., Ishikawa, M.

In the present study, we analysed human choriocarcinoma cell lines for abnormalities in the tumour-suppressor gene p53 by Southern blotting, Northern blotting, non-radioisotopic single-stranded...

In vivo anti-tumour effect of 3'-sulphonoquinovosyl 1'-monoacylglyceride isolated from sea urchin (Strongylocentrotus intermedius) intestine.

Sahara, H., Ishikawa, M., Takahashi, N., Ohtani, S., Sato, N., Gasa, S., ...

Extracts from sea urchin intestine were screened for new anti-tumour drugs. Four glycolipids, 3'-sulphonoquinovosyl-1', 2'-diacylglyceride (A-4), 3'-sulphonoquinovosyl-1'-monoacylglyceride (2'-lyso...