H. Matsumoto

Publication List Details

Period

1971 - 2009

Number

325

Co-Authors

Energy Determination of Solar Neutrons by the SEDA-AP on-board JEM of ISS (2009)

Koga, K., Goka, T., Matsumoto, H., Obara, T., Muraki, Y., Yamamoto, T.

A solar neutron detector has been launched on the Japan Exposure Module (JEM) of the International Space Station (ISS) in August 4, 2009. The detector works satsifactory. The detector comprises...

Optical conductivity of rattling phonons in type-I clathrate Ba$_8$Ga$_{16}$Ge$_{30}$ (2009)

Mori, T., Goshima, S., Iwamoto, K., Kushibiki, S., Matsumoto, H., Toyota, N., ...

A series of infrared-active optical phonons have been detected in type-I clathrate Ba$_8$Ga$_{16}$Ge$_{30}$ by terahertz time-domain spectroscopy. The conductivity spectra with the lowest-lying peaks...

Femtosecond optical frequency comb-based tandem interferometer (2009)

D. Wei; The University Of Tokyo, S. Takahashi; The University Of Tokyo, K. Takamasu; The University Of Tokyo, H. Matsumoto; The University Of Tokyo

The principle of a unique interferometer, called a femtosecond optical frequency comb-based (FOFC-based) tandem interferometer, is proposed and demonstrated for the first time. By taking advantage of...

Femoral head osteonecrosis can be caused by disruption of the systemic immune response via the toll-like receptor 4 signalling pathway (2009)

Okazaki, S., Nishitani, Y., Nagoya, S., Kaya, M., Yamashita, T., Matsumoto, H.

Objectives. Osteonecrosis of the femoral head is observed in patients treated with steroids. However, the pathogenesis of femoral head osteonecrosis remains unclear. We established a rat model with...

Expected Performance of the ATLAS Experiment - Detector, Trigger and Physics (2008)

Abat, E., Abbott, B., Abdallah, J., Abdelalim, A. A., Abdesselam, A., ...

A detailed study is presented of the expected performance of the ATLAS detector. The reconstruction of tracks, leptons, photons, missing energy and jets is investigated, together with the performance...

Non-thermal Electrons at the Earth's Bow Shock: A `Gradual' Event (2008)

Oka, M., Terasawa, T., Fujimoto, M., Matsui, H., Kasaba, Y., Saito, Y., ...

Earth's bow shock is known to produce non-thermal electrons which are generally observed as a `spike' in their flux profile. Here, in this paper, we present an analysis of electron and whistler wave...

Suzaku Observation of HESS J1825-137: Discovery of Largely-Extended X-rays near from PSR J1826-1334 (2008)

Uchiyama, H., Matsumoto, H., Tsuru, T. G., Koyama, K., Bamba, A.

We observed the brightest part of HESS J1825-137 with the Suzaku XIS, and found diffuse X-rays extending at least up to 15' (~ 17 pc) from the pulsar PSR J1826-1334. The spectra have no emission...

Correlation Effects on Atom Density Profiles of 1-D and 2-D Polarized Atomic-Fermi-Gas Loaded on Optical Lattice (2008)

Machida, M., Yamada, S., Okumura, M., Ohashi, Y., Matsumoto, H.

We investigate effects of optical lattice potential in one- and two-dimensional two-component trapped Fermi gases with population imbalances. Using the exact diagonalization and the density matrix...

Mott Phase in Polarized Two-component Atomic Fermi Lattice Gas:A Playground for S=1/2 Heisenberg Model in Magnetic Field (2008)

Machida, M., Okumura, M., Yamada, S., Deguchi, T., Ohashi, Y., Matsumoto, H.

We investigate effects of pseudo-spin population imbalance on Mott phases in 1D trapped two-component atomic Fermi gases loaded on optical lattices based on the repulsive Hubbard model in harmonic...

Functionalized hydrogel surface patterned in a chip for local pH sensing (2008)

Maruyama, H., Matsumoto, H., Fukuda, T., 福田, 敏男, Arai, F.

We developed a novel technique to investigate local pH distribution on a chip using patterned hydrogel film made of UV photosensitive resin. The hydrogel is first patterned by photolithography in any...

[Abstract]   [Full Text]   [PDF] Global Patterns of Gene Expression in the Aleurone of Wild-Type and dwarf1 Mutant Rice (2008)

Junshi Yazaki, Zenpei Shimatani, Akiko Hashimoto, Yuko Nagata, Fumiko Fujii, Piero Carninci, ...

doi:10.1152/physiolgenomics.00201.2003 You might find this additional information useful... Supplemental material for this article can be found at:

Design Of An Rf System For The Atf Damping Ring (2007)

S. Sakanaka, F. Hinode, M. Akemoto, H. Hayano, H. Matsumoto, ...

This paper describes the overall design of an RF system for the ATF damping ring (DR). The RF system comprises four single-cell cavities, one 250-kW klystron, a WR1150 waveguide network and a...

Polarized Electron Source Development in Japan (2007)

T. Nakanishi, S. Okumi, M. Tawada, K. Togawa, C. Takahashi, C. Suzuki, ...

We have continued the basic research to develop the photocathodes for the polarized electron source and to construct the guns for the high energy accelerator, such as e + e \Gamma linear colliders....

Performance of the prototype detector for the LHCf experiment (2007)

Sako, T., Adriani, O., Bonechi, L., Bongi, M., Faus, Ángeles, Haguenauer, M., ...

14 pages, 11 figures.-- PACS nrs.: 13.85.Tp; 95.30.Cq; 95.55.Vj; 95.85.Ry.-- ISI Article Identifier: 000248784500012

Performance of the Charge Injection Capability of Suzaku XIS (2007)

Nakajima, H., Yamaguchi, H., Matsumoto, H., Tsuru, T. G., Koyama, K., Tsunemi, H., ...

A charge injection technique is applied to the X-ray CCD camera, XIS (X-ray Imaging Spectrometer) onboard Suzaku. The charge transfer inefficiency (CTI) in each CCD column (vertical transfer channel)...

LHCf: A LHC detector for astroparticle physics (2007)

D'Alessandro, Raffaello, Adriani, O., Bonechi, L., Bongi, M., Papini, P., Castellini, G., ...

10 pages, 10 figures.-- PACS nrs.: 13.85.Tp, 13.85.Ni, 13.85.Qk.-- ISI Article Identifier: 000245672900017.-- Presented at the "Physics at LHC" Conference, Kraków, Poland, July 3–8, 2006.

Monte-Carlo Simulator and Ancillary Response Generator of Suzaku XRT/XIS System for Spatially Extended Source Analysis (2006)

Ishisaki, Y., Maeda, Y., Fujimoto, R., Ozaki, M., Ebisawa, K., Takahashi, T., ...

We have developed a framework for the Monte-Carlo simulation of the X-Ray Telescopes (XRT) and the X-ray Imaging Spectrometers (XIS) onboard Suzaku, mainly for the scientific analysis of spatially...

Expression of vascular endothelial growth factor and angiogenesis in patellar tendon grafts in the early phase after anterior cruciate ligament reconstruction. (2006)

Yoshikawa, T., Tohyama, H., Enomoto, H., Matsumoto, H., Toyama, Y., Yasuda, K.

The aim of this study was to clarify vascular endothelial growth factor (VEGF) expression and angiogenesis in the patellar tendon (PT) autograft in the early phase after anterior cruciate ligament...

Expression of vascular endothelial growth factor and angiogenesis in patellar tendon grafts in the early phase after anterior cruciate ligament reconstruction. (2006)

Yoshikawa, T., Tohyama, H., Enomoto, H., Matsumoto, H., Toyama, Y., Yasuda, K.

The aim of this study was to clarify vascular endothelial growth factor (VEGF) expression and angiogenesis in the patellar tendon (PT) autograft in the early phase after anterior cruciate ligament...

Expression of vascular endothelial growth factor and angiogenesis in patellar tendon grafts in the early phase after anterior cruciate ligament reconstruction. (2006)

Yoshikawa, T., Tohyama, H., Enomoto, H., Matsumoto, H., Toyama, Y., Yasuda, K.

The aim of this study was to clarify vascular endothelial growth factor (VEGF) expression and angiogenesis in the patellar tendon (PT) autograft in the early phase after anterior cruciate ligament...

Suzaku Reveals Helium-burning Products in the X-ray Emitting Planetary Nebula BD+303639 (2006)

Murashima, M., Kokubun, M., Makishima, K., Kotoku, J., Murakami, H., Matsushita, K., ...

BD+303639, the brightest planetary nebula at X-ray energies, was observed with Suzaku, an X-ray observatory launched on 2005 July 10. Using the X-ray Imaging Spectrometer, the K-lines from C VI, O...

Effect of nCPAP therapy on heart rate in patients with obstructive sleep apnoea-hypopnoea (2006)

Sumi, K., Chin, K., Takahashi, K., Nakamura, T., Matsumoto, H., Niimi, A., ...

Background: Elevated heart rate (HR) is a risk factor for cardiovascular disease. The effects of obstructive sleep apnoea-hypopnoea syndrome (OSAHS) on HR are controversial. Aim: To investigate the...

Effect of nCPAP therapy on heart rate in patients with obstructive sleep apnoea-hypopnoea (2006)

Sumi, K., Chin, K., Takahashi, K., Nakamura, T., Matsumoto, H., Niimi, A., ...

Background: Elevated heart rate (HR) is a risk factor for cardiovascular disease. The effects of obstructive sleep apnoea-hypopnoea syndrome (OSAHS) on HR are controversial. Aim: To investigate the...

Effect of nCPAP therapy on heart rate in patients with obstructive sleep apnoea-hypopnoea (2006)

Sumi, K., Chin, K., Takahashi, K., Nakamura, T., Matsumoto, H., Niimi, A., ...

Background: Elevated heart rate (HR) is a risk factor for cardiovascular disease. The effects of obstructive sleep apnoea-hypopnoea syndrome (OSAHS) on HR are controversial. Aim: To investigate the...

Itinerant-localized dual character of a strongly-correlated superfluid Bose gas in an optical lattice (2005)

Ohashi, Y., Kitaura, M., Matsumoto, H.

We investigate a strongly-correlated Bose gas in an optical lattice. Extending the standard-basis operator method developed by Haley and Erdos to a boson Hubbard model, we calculate excitation...

Measurements of Atmospheric Antiprotons (2005)

Yamato, K., Abe, K., Fuke, H., Haino, S., Makida, Y., Matsuda, S., ...

We measured atmospheric antiproton spectra in the energy range 0.2 to 3.4 GeV, at sea level and at balloon altitude in the atmospheric depth range 4.5 to 26 g/cm^2. The observed energy spectra,...

Search for Cosmic-Ray Antideuterons (2005)

Fuke, H., Maeno, T., Abe, K., Haino, S., Makida, Y., Matsuda, S., ...

We performed a search for cosmic-ray antideuterons using data collected during four BESS balloon flights from 1997 to 2000. No candidate was found. We derived, for the first time, an upper limit of...

Wide band X-ray Imager (WXI) and Soft Gamma-ray Detector (SGD) for the NeXT Mission (2004)

Takahashi, T., Awaki, A., Dotani, T., Fukazawa, Y., Hayashida, K., Kamae, T., ...

The NeXT mission has been proposed to study high-energy non-thermal phenomena in the universe. The high-energy response of the super mirror will enable us to perform the first sensitive imaging...

Investigation of Possible Electromagnetic Disturbances Caused by Spacecraft-Plasma Interactions at 4 R Subscript s Small Solar Probe (2004)

Okada, M., Tsurutani, B., Goldstein, B., Brinca, A., Matsumoto, H., Kellogg, P.

The proposed Small Solar Probe mission features a close approach to the sun with a perihelion of 4 R subscript s. Carbon molecules emitted from the spacecraft's heat shield will become ionized by...

Investigation of Possible Electromagnetic Disturbances caused by Spacecraft-Plasma Interactions at 4 Radii (2004)

Okada, M., Tsurutani, B.T., Goldstein, G.E., Matsumoto, H., Brinca, A.L., Kellogg, P.J.

The proposed Small Solar Probe mission features a close approach to the sun with a perihelion of 4 radii. Carbon molecules emitted from the spacecraft's heat shield will become ionized by electron...

Broadband Plasma Waves in the Boundary Layers (2004)

Tsurutani, B., Lakhina, G., Kojima, H., Matsumoto, H.

Boundary layers are commonly encountered in space and astrophysical plasmas.

A Step Towards A Computing Grid For The LHC Experiments: ATLAS Data Challenge 1 (2004)

Sturrock, R, Bischof, R, Epp, B, Ghete, V M, Kuhn, D, Mello, A G, ...

The ATLAS Collaboration at CERN is preparing for the data taking and analysis at the LHC that will start in 2007. Therefore, a series of Data Challenges was started in 2002 whose goals are the...

Measurements of Primary and Atmospheric Cosmic-Ray Spectra with the BESS-TeV Spectrometer (2004)

Haino, S., Sanuki, T., Abe, K., Anraku, K., Asaoka, Y., Fuke, H., ...

Primary and atmospheric cosmic-ray spectra were precisely measured with the BESS-TeV spectrometer. The spectrometer was upgraded from BESS-98 to achieve seven times higher resolution in momentum...

On the three-dimensional configuration of electrostatic solitary waves (2004)

V. L. Krasovsky, H. Matsumoto, Y. Omura

The simplest models of the electrostatic solitary waves observed by the Geotail spacecraft in the magnetosphere are developed proceeding from the concept of electron phase space holes. The technique...

On the three-dimensional configuration of electrostatic solitary waves (2004)

Krasovsky, V. L., Matsumoto, H., Omura, Y.

The simplest models of the electrostatic solitary waves observed by the Geotail spacecraft in the magnetosphere are developed proceeding from the concept of electron phase space holes. The technique...

On the three-dimensional configuration of electrostatic solitary waves (2004)

Krasovsky, V. L., Matsumoto, H., Omura, Y.

The simplest models of the electrostatic solitary waves observed by the Geotail spacecraft in the magnetosphere are developed proceeding from the concept of electron phase space holes. The technique...

Measurement of Cosmic-Ray Proton and Antiproton Spectra at Mountain Altitude (2003)

Sanuki, T., Fujikawa, M., Matsunaga, H., Abe, K., Anraku, K., Fuke, H., ...

Cosmic-ray proton and antiproton spectra were measured at mountain altitude, 2770 m above sea level. We observed more than 2 x 10^5 protons and 10^2 antiprotons in a kinetic energy range between 0.25...

Measurement of Cosmic-Ray Proton, Antiproton and Muon Spectra at Mountain Altitude (2003)

Sanuki, T., Fujikawa, M., Abe, K., Anraku, K., Fuke, H., Haino, S., ...

Measurement of cosmic-ray proton, antiproton and muon spectra was carried out at mountain altitude. We observed 2 x 10^5 protons and 10^2 antiprotons in a kinetic energy region of 0.25 -- 3.3 GeV....

Measurements of Proton, Helium and Muon Spectra at Small Atmospheric Depths with the BESS Spectrometer (2003)

Abe, K., Sanuki, T., Anraku, K., Asaoka, Y., Fuke, H., Haino, S., ...

The cosmic-ray proton, helium, and muon spectra at small atmospheric depths of 4.5 -- 28 g/cm^2 were precisely measured during the slow descending period of the BESS-2001 balloon flight. The...

Dynamic processes and kinetic structure of collisionless reconnection at the dayside magnetopause: comparison between GEOTAIL observations and computer simulations (2003)

Deng, X. H., Matsumoto, H., Kojima, H., Anderson, R. R., Mukai, T., Wang, J. F.

In this paper we report new kinetic features of ions and electrons observed in the vicinity of the reconnection layer on 10 January 1997. This event has a three-dimensional magnetic field topological...

Dynamic processes and kinetic structure of collisionless reconnection at the dayside magnetopause: comparison between GEOTAIL observations and computer simulations (2003)

Deng, X. H., Matsumoto, H., Kojima, H., Anderson, R. R., Mukai, T., Wang, J. F.

In this paper we report new kinetic features of ions and electrons observed in the vicinity of the reconnection layer on 10 January 1997. This event has a three-dimensional magnetic field topological...

Measurements of atmospheric muon spectra at mountain altitude (2002)

Sanuki, T., Fujikawa, M., Abe, K., Anraku, K., Asaoka, Y., Fuke, H., ...

We report new measurements of the atmospheric muons at mountain altitude. The measurement was carried out with the BESS detector at the top of Mt. Norikura, Japan. The altitude is 2,770 m above sea...

Precise Measurements of Atmospheric Muon Fluxes with the BESS Spectrometer (2002)

Motoki, M., Sanuki, T., Orito, S., Abe, K., Anraku, K., Asaoka, Y., ...

The vertical absolute fluxes of atmospheric muons and muon charge ratio have been measured precisely at different geomagnetic locations by using the BESS spectrometer. The observations had been...

Numerical simulations of a three-wave coupling occurring in the ionospheric plasma (2002)

H. Usui, H. Matsumoto, R. Gendrin

We studied a three-wave coupling process occurring in an active experiment of microwave power transmission (MPT) in the ionospheric plasma by performing one-dimensional electromagnetic PIC...

Numerical simulations of a three-wave coupling occurring in the ionospheric plasma (2002)

Usui, H., Matsumoto, H., Gendrin, R.

We studied a three-wave coupling process occurring in an active experiment of microwave power transmission (MPT) in the ionospheric plasma by performing one-dimensional electromagnetic PIC...

Numerical simulations of a three-wave coupling occurring in the ionospheric plasma (2002)

Usui, H., Matsumoto, H., Gendrin, R.

We studied a three-wave coupling process occurring in an active experiment of microwave power transmission (MPT) in the ionospheric plasma by performing one-dimensional electromagnetic PIC...

Reformation of perpendicular shocks: Hybrid simulations (2002)

P. Hellinger, P. Travnicek, H. Matsumoto

this paper we examine perpendicular shocks using 1-D hybrid simulations. We study whether shock steepening could be stopped by the proton reflection on the proton scales, which makes the shock...

Measurements of Cosmic-ray Low-energy Antiproton and Proton Spectra in a Transient Period of the Solar Field Reversal (2001)

Asaoka, Y., Shikaze, Y., Abe, K., Anraku, K., Fujikawa, M., Fuke, H., ...

The energy spectra of cosmic-ray low-energy antiprotons and protons have been measured by BESS in 1999 and 2000, during a period covering the solar magnetic field reversal. Based on these...

ASCA observations of massive medium-distant clusters of galaxies. II (2001)

Matsumoto, H., Pierre, M., Tsuru, T. G., Davis, D. S.

We have selected seven medium-distant clusters of galaxies (z ~ 0.1 - 0.3) for multi-wavelength observations with the goal of investigating their dynamical state. Following Paper I (Pierre et al....

Measurement of low-energy antiproton detection efficiency in BESS below 1 GeV (2001)

Asaoka, Y., Yoshimura, K., Yoshida, T., Abe, K., Anraku, K., Fujikawa, M., ...

An accelerator experiment was performed using a low-energy antiproton beam to measure antiproton detection efficiency of BESS, a balloon-borne spectrometer with a superconducting solenoid. Measured...

Nonlinear competition between the whistler and Alfvén fire hoses (2001)

P. Hellinger, H. Matsumoto

We examine a competition between the whistler and Alfven fire hoses driven by bi-Maxwellian protons with p# > T p# , where p# and p# are proton temperatures, parallel and perpendicular to the...

Formation of a Massive Black Hole at the Center of the Superbubble in M82 (2000)

Matsushita, S., Kawabe, R., Matsumoto, H., Tsuru, T. G., Kohno, K., ...

We performed 12CO(1-0), 13CO(1-0), and HCN(1-0) interferometric observations of the central region (about 450 pc in radius) of M82 with the Nobeyama Millimeter Array, and have successfully imaged a...

Temperature Map of the Virgo Cluster of Galaxies Observed with ASCA (2000)

Shibata, R., Matsushita, K., Yamasaki, N. Y., Ohashi, T., Ishida, M., Kikuchi, K., ...

The temperature distribution of the intracluster medium (ICM) in the Virgo cluster of galaxies has been derived from extensive mapping observations with ASCA covering an area of 19 deg^2. In the...

Discovery of a Luminous, Variable, Off-Center Source in the Nucleus of M82 with the Chandra HRC (2000)

Matsumoto, H., Tsuru, T. G., Koyama, K., Awaki, H., Canizares, C. R., Kawai, N., ...

We present results from observations of the most famous starburst galaxy M82 with the High-Resolution Camera onboard the Chandra X-Ray Observatory. We found nine sources in the central 1' x 1'...

Development of a Smart Modulator and Efficiency Evaluation of 500-GeV e+e- C-Band Linear Collider (2000)

Oh, J. S., Bak, J. S., Cho, M. H., Namkung, W., Chung, K. H., Shintake, T., ...

An e+e- linear collider at 500-GeV C.M. (center of mass) has been proposed as a future accelerator. The C-band linear collider has more than a thousand klystrons and matching modulators. The linear...

Precise Measurement of Cosmic-Ray Proton and Helium Spectra with the BESS Spectrometer (2000)

Sanuki, T., Motoki, M., Matsumoto, H., Seo, E. S., Wang, J. Z., Abe, K., ...

We report cosmic-ray proton and helium spectra in energy ranges of 1 to 120 GeV and 1 to 54 GeV/nucleon, respectively, measured by a balloon flight of the BESS spectrometer in 1998. The...

Large-Area Scintillator Hodoscope with 50 ps Timing Resolution Onboard BESS (2000)

Shikaze, Y., Orito, S., Mitsui, T., Yoshimura, K., Matsumoto, H., Matsunaga, H., ...

We describe the design and performance of a large-area scintillator hodoscope onboard the BESS rigidity spectrometer; an instrument with an acceptance of 0.3 m^{2}sr. The hodoscope is configured such...

Detection of an X-Ray Hot Region in the Virgo Cluster of Galaxies with ASCA (2000)

Kikuchi, K., Itoh, C., Kushino, A., Furusho, T., Matsushita, K., Yamasaki, N. Y., ...

Based on mapping observations with ASCA, an unusual hot region with a spatial extent of 1 square degree was discovered between M87 and M49 at a center coordinate of R. A. = 12h 27m 36s and Dec. =...

New kinetic instability: Oblique Alfvén fire hose (2000)

P. Hellinger, H. Matsumoto

Two instabilities could take place in plasma with a bi-Maxwellian proton distribution function with T p# > T p# , where T p# and T p# are proton temperatures, parallel and perpendicular,...

An extreme X-ray flare observed on EV Lac by ASCA in July 1998 (1999)

Favata, F., Reale, F., Micela, G., Sciortino, S., Maggio, A., Matsumoto, H.

We present a long (150 ks elapsed time) ASCA X-ray observation of the dM3.5e star EV Lac, during which an exceptionally intense flaring event (lasting approximately 12 ks) was observed: at the...

Voltage-biased I-V characteristics in the multi-Josephson junction model of high T$_c$ superconductor (1999)

Sakamoto, S., Matsumoto, H., Koyama, T., Machida, M.

By use of the multi-Josephson junction model, we investigate voltage-biased I-V characteristics. Differently from the case of the single junction, I-V characteristics show a complicated behavior due...

Simulation of I-V Hysteresis Branches in An Intrinsic Stack of Josephson Junctions in High $T_c$ Superconductors (1999)

Matsumoto, H., Sakamoto, S., Wajima, F., Koyama, T., Machida, M.

I-V characteristics of the high T$_c$ superconductor Bi$_2$Sr$_2$Ca$_1$C$_2$O$_8$ shows a strong hysteresis, producing many branches. The origin of hysteresis jumps is studied by use of the model of...

Precision Measurement of Cosmic-Ray Antiproton Spectrum (1999)

Orito, S., Maeno, T., Matsunaga, H., Abe, K., Anraku, K., Asaoka, Y., ...

The energy spectrum of cosmic-ray antiprotons has been measured in the range 0.18 to 3.56 GeV, based on 458 antiprotons collected by BESS in recent solar-minimum period. We have detected for the...

The X-ray CCD camera of the MAXI Experiment on the ISS/JEM (1999)

Miyata, E., Tsunemi, H., Ogata, H., Akutsu, D., Yoshita, K., Hashimoto, Y., ...

MAXI, Monitor of All-sky X-ray Image, is the X-ray observatory on the Japanese experimental module (JEM) Exposed Facility (EF) on the International Space Station (ISS). MAXI is a slit scanning camera...

X-Ray Evidence of an AGN in M82 (1999)

Matsumoto, H., Tsuru, T. G.

An X-ray spectrum of the famous starburst galaxy M82 consists of three components: soft, medium, and hard components (Tsuru et al. 1997). The spectrum of the hard component, which is spatially...

Characteristics of electrostatic solitary waves observed in the plasma sheet boundary: Statistical analyses (1999)

H. Kojima, Y. Omura, H. Matsumoto, K. Miyaguti, T. Mukai

We present the characteristics of the Electrostatic Solitary Waves (ESW) observed by the Geotail spacecraft in the plasma sheet boundary layer based on the statistical analyses. We also discuss the...

Interaction dynamics of electrostatic solitary waves (1999)

V. L. Krasovsky, H. Matsumoto, Y. Omura

Interaction of nonlinear electrostatic pulses associated with electron phase density holes moving in a collisionless plasma is studied. An elementary event of the interaction is analyzed on the basis...

Interaction dynamics of electrostatic solitary waves (1999)

Krasovsky, V. L., Matsumoto, H., Omura, Y.

Interaction of nonlinear electrostatic pulses associated with electron phase density holes moving in a collisionless plasma is studied. An elementary event of the interaction is analyzed on the basis...

Characteristics of electrostatic solitary waves observed in the plasma sheet boundary: Statistical analyses (1999)

Kojima, H., Omura, Y., Matsumoto, H., Miyaguti, K., Mukai, T.

We present the characteristics of the Electrostatic Solitary Waves (ESW) observed by the Geotail spacecraft in the plasma sheet boundary layer based on the statistical analyses. We also discuss the...

Interaction dynamics of electrostatic solitary waves (1999)

Krasovsky, V. L., Matsumoto, H., Omura, Y.

Interaction of nonlinear electrostatic pulses associated with electron phase density holes moving in a collisionless plasma is studied. An elementary event of the interaction is analyzed on the basis...

Characteristics of electrostatic solitary waves observed in the plasma sheet boundary: Statistical analyses (1999)

Kojima, H., Omura, Y., Matsumoto, H., Miyaguti, K., Mukai, T.

We present the characteristics of the Electrostatic Solitary Waves (ESW) observed by the Geotail spacecraft in the plasma sheet boundary layer based on the statistical analyses. We also discuss the...

Addition of an Element to NiTi Alloy by an Electron-Beam Melting Method. (1998)

Matsumoto, H.

The addition of an element to NiTi is helpful for estimating the possibility of preparation of a multicomponent material by electron-beam melting; in the present paper, several elements were added to...

Electrical Resistivity of NiTi With a High Transformation Temperature. (1998)

Matsumoto, H.

Electrical resistivity of NiTi increases along with the increase of the transformation temperature; a thermal cycle dependence was found in the alloy's transformation behavior; in high temperatures...

Characterization of the Transformation in NiTi Phase by Differentiating Differential Scanning Calorimetry Thermogram. (1998)

Matsumoto, H.

Differential scanning calorimetry (DSC) was used to investigate the characteristic behavior of the transformation in NiTi alloys. For small latent heat of transformation, thermal analysis by...

Plasma Spray Deposition of Fine SiC Powder. (1998)

Pan, Wen X., Okamoto, Taira, Miyamoto, Yoshinari, Ning, Xiao S., Matsumoto, H.

Plasma powder deposition of SiC has been investigated to develop a suitable process for making a dense body of covalent bond ceramics without additives. Several kinds of beta-and alpha-SiC powders...

Measurement of Low-Energy Cosmic-Ray Antiprotons at Solar Minimum (1998)

Matsunaga, H., Orito, S., Matsumoto, H., Yoshimura, K., Moiseev, A., Anraku, K., ...

The absolute fluxes of the cosmic-ray antiprotons at solar minimum are measured in the energy range 0.18 to 1.4 GeV, based on 43 events unambiguously detected in BESS '95 data. The resultant energy...

Computer simulations for direct conversion of the HF electromagnetic wave into the upper hybrid wave in ionospheric heating experiments (1998)

Ueda, H. O., Omura, Y., Matsumoto, H.

Excitation of upper hybrid waves associated with the ionospheric heating experiments is assumed to be essential in explaining some of the features of stimulated electromagnetic emissions (SEE). A...

Computer simulations for direct conversion of the HF electromagnetic wave into the upper hybrid wave in ionospheric heating experiments (1998)

Ueda, H. O., Omura, Y., Matsumoto, H.

Excitation of upper hybrid waves associated with the ionospheric heating experiments is assumed to be essential in explaining some of the features of stimulated electromagnetic emissions (SEE). A...

The Numerical Simulation of VLF Chorus and Discrete Emissions Observed on the Geotail Satellite using a Vlasov Code (1997)

Nunn, D, Omura, Y, Matsumoto, H, Nagano, I, Yagitani, S

The work consdiers VLF chorus elements observed omn the Geotail satellite, which passes the equator at 10 earth radii. We have used a VHS Vlasov simulation code to model these emissions, employing...

The Numerical Simulation of VLF Chorus and Discrete Emissions Observed on the Geotail Satellite using a Vlasov Code (1997)

Nunn, D, Omura, Y, Matsumoto, H, Nagano, I, Yagitani, S

The work consdiers VLF chorus elements observed omn the Geotail satellite, which passes the equator at 10 earth radii. We have used a VHS Vlasov simulation code to model these emissions, employing...

The Numerical Simulation of VLF Chorus and Discrete Emissions Observed on the Geotail Satellite using a Vlasov Code (1997)

Nunn, D, Omura, Y, Matsumoto, H, Nagano, I, Yagitani, S

The work consdiers VLF chorus elements observed omn the Geotail satellite, which passes the equator at 10 earth radii. We have used a VHS Vlasov simulation code to model these emissions, employing...

A New Limit on the Flux of Cosmic Antihelium (1997)

Saeki, T, Anraku, K, Orito, S, Ormes, J F, Imori, M, Kimbell, B L, ...

A very sensitive search for cosmic-ray antihelium was performed using data obtained from three scientific flights of BESS magnetic rigidity spectrometer. We have not observed any antihelium; this...

A New Limit on the Flux of Cosmic Antihelium (1997)

Saeki, T., Anraku, K., Orito, S., Ormes, J., Imori, M., Kimbell, B., ...

A very sensitive search for cosmic-ray antihelium was performed using data obtained from three scientific flights of BESS magnetic rigidity spectrometer. We have not observed any antihelium; this...

Thermodynamics of the 2D Hubbard model (1997)

Mancini, F., Villani, D., Matsumoto, H.

A theoretical analysis of the thermodynamic response functions of the 2D single-band Hubbard model is realized by means of the composite operator method. It is shown that all the features of these...

Incommensurate magnetism in cuprate materials (1997)

Mancini, F., Villani, D., Matsumoto, H.

In the low doping region an incommensurate magnetic phase is observed in LSCO. By means of the composite operator method we show that the single-band 2D Hubbard model describes the experimental...

Electronic specific heat in the normal state of cuprate high-Tc superconductors (1997)

Mancini, F., Villani, D., Matsumoto, H.

By means of the composite operator method we calculate the specific heat of the 2D Hubbard model. Our results show that the model gives a detailed description of the experimental situation in the...

X-Ray Properties of Early Type Galaxies as Observed with ASCA (1997)

Matsumoto, H., Koyama, K., Awaki, H., Tsuru, T., Loewenstein, M., Matsushita, K.

We have systematically investigated the ASCA spectra of 12 early type galaxies. This paper presents the global spectral properties of these systems based on a larger sample than in any previous ASCA...

The X-ray Structure of A399 and A401: A Pre-Merging Cluster Pair (1996)

Fujita, Y., Koyama, K., Tsuru, T., Matsumoto, H.

We present {\em ASCA} results of the pair clusters A399 and A401. The region between the two clusters exhibits excess X-rays over the value expected with a simple superposition of the two clusters....

Asia/Pacific metrology programme gauge block comparison - 1993/94 (1996)

Brown, N, Ecom, TB, Howick, E, Kruger, O, Lan, Y, Ling-Tang, SL, ...

A comparison of gauge blocks has been carried out in the Asia/Pacific Region as part of an international comparison decided on by the Comite Consultatif pour la Definition du Metre. Ten national...

Asia/Pacific metrology programme gauge block comparison - 1993/94 (1996)

Brown, N, Ecom, TB, Howick, E, Kruger, O, Lan, Y, Ling-Tang, SL, ...

A comparison of gauge blocks has been carried out in the Asia/Pacific Region as part of an international comparison decided on by the Comite Consultatif pour la Definition du Metre. Ten national...

GRAIN-REFINEMENT AND THE RELATED PHENOMENA IN QUATERNARY Cu-Al-Ni-Ti SHAPE MEMORY ALLOYS (1982)

Sugimoto, K., Kamei, K., Matsumoto, H., Komatsu, S., Akamatsu, K., Sugimoto, T.

It was reported that the addition of a small amount of titanium (0.5 - 3.99%) to a Cu-13.93%Al-3.36%Ni ternary alloy resulted in a remarkable grain-refining. The original grain-size of about 750...

GRAIN-REFINEMENT AND THE RELATED PHENOMENA IN QUATERNARY Cu-Al-Ni-Ti SHAPE MEMORY ALLOYS (1982)

Sugimoto, K., Kamei, K., Matsumoto, H., Komatsu, S., Akamatsu, K., Sugimoto, T.

It was reported that the addition of a small amount of titanium (0.5 - 3.99%) to a Cu-13.93%Al-3.36%Ni ternary alloy resulted in a remarkable grain-refining. The original grain-size of about 750...

GRAIN-REFINEMENT AND THE RELATED PHENOMENA IN QUATERNARY Cu-Al-Ni-Ti SHAPE MEMORY ALLOYS (1982)

Sugimoto, K., Kamei, K., Matsumoto, H., Komatsu, S., Akamatsu, K., Sugimoto, T.

It was reported that the addition of a small amount of titanium (0.5 - 3.99%) to a Cu-13.93%Al-3.36%Ni ternary alloy resulted in a remarkable grain-refining. The original grain-size of about 750...

Inhibition of NADH-nitrate reductase activity in cucumber leaves due to NADH oxidation (1979)

Matsumoto, H., Tanaka, T., Matoh, T., Hashizume, K., Takahashi, E.

The activity of crude NADH-nitrate reductase of cucumber leaves was not linearly related to its concentration. The enzyme fraction and crude inhibitors could be roughly separated by saturation with...

THERMAL BOUNDARY RESISTANCE BETWEEN LIQUID 3He AND COPPER POTASSIUM TUTTON SALT (1978)

Fujii, Y., Kubota, M., Matsumoto, H., Tanaka, Y., Shigi, T.

The thermal boundary resistance between liquid 3He and copper potassium tutton Salt (CPS) was measured in the temperature range of 8.5 mK to 110 mK. The CPS turned out to have the ferromagnetic-like...

THERMAL BOUNDARY RESISTANCE BETWEEN LIQUID 3He AND COPPER POTASSIUM TUTTON SALT (1978)

Fujii, Y., Kubota, M., Matsumoto, H., Tanaka, Y., Shigi, T.

The thermal boundary resistance between liquid 3He and copper potassium tutton Salt (CPS) was measured in the temperature range of 8.5 mK to 110 mK. The CPS turned out to have the ferromagnetic-like...

THERMAL BOUNDARY RESISTANCE BETWEEN LIQUID 3He AND COPPER POTASSIUM TUTTON SALT (1978)

Fujii, Y., Kubota, M., Matsumoto, H., Tanaka, Y., Shigi, T.

The thermal boundary resistance between liquid 3He and copper potassium tutton Salt (CPS) was measured in the temperature range of 8.5 mK to 110 mK. The CPS turned out to have the ferromagnetic-like...

Changes in activity and isoenzymes of invertase in cucumber leaves due to nitrogen status (1976)

Matsumoto, H., Okamura, K., Takahashi, E.

When 20 ppm ammonium nitrogen was supplied to nitrogen starved cucumbers, acid and alkaline invertase activities increased 6 and 2 fold on a fresh weight basis, respectively. Two acid invertase...

Localization of absorbed aluminium in pea root and its binding to nucleic acids (1976)

Matsumoto, H., Hirasawa, E., Torikai, H., Takahashi, E.

Aluminium (Al3+) considerably inhibited the root elongation of Alaska pea at concentrations higher than 10−4 M and pH 4.5. The absorbed Al3+ in roots was localized in the epidermis and...

Changes in chromosomal proteins from embryo induced carrot cells (1974)

Gregor, D., Reinert, J., Matsumoto, H.

The chromosomal histone and non-histone proteins from embryo induced carrot cell cultures were analyzed by polyacrylamide gel electrophoresis and compared with those from non-induced cultures. 16...

Studies on chromatin-associated nuclease from barley leaves (1971)

SRIVASTAVA, B. I. SAHAI, MATSUMOTO, H., CHADHA, K. C.

A nuclease associated with the chromatin of barley leaves has been solubilized and purified 20 fold. The purified preparation hydrolyzes native or denatured DNA and RNA, but exhibits no...

A Step Towards A Computing Grid For The LHC Experiments: ATLAS Data Challenge 1

Sturrock,R., Bischof,R., Epp,B., Ghete,V. M., Kuhn,D., Mello,A. G., ...

The ATLAS Collaboration at CERN is preparing for the data taking and analysis at the LHC that will start in 2007. Therefore, a series of Data Challenges was started in 2002 whose goals are the...

Beta-arrestin and arrestin are recognized by autoantibodies in sera from multiple sclerosis patients.

Ohguro, H, Chiba, S, Igarashi, Y, Matsumoto, H, Akino, T, Palczewski, K

Multiple sclerosis (MS), one of the most common chronic neurologic diseases, is characterized by the presence of multiple plaques of demyelination throughout the central nervous system. Although the...

Phosphatidylinositol-stimulated phosphorylation of an inhibitory subunit of cGMP phosphodiesterase in vertebrate rod photoreceptors.

Hayashi, F, Lin, G Y, Matsumoto, H, Yamazaki, A

An inhibitory subunit (P gamma) of cGMP phosphodiesterase from vertebrate rod photoreceptors (frog, toad, and bovine) was phosphorylated by cytosolic protein kinase(s) derived from intact frog rod...

Aluminum Tolerance Acquired during Phosphate Starvation in Cultured Tobacco Cells.

Yamamoto, Y., Masamoto, K., Rikiishi, S., Hachiya, A., Yamaguchi, Y., Matsumoto, H.

Al toxicity in cultured tobacco cells (Nicotiana tabacum L. cv Samsun; nonchlorophyllic cell line SL) has been investigated in nutrient medium. In this system, Al and Fe(II) (ferrous ion) in the...

Internal Detoxification Mechanism of Al in Hydrangea (Identification of Al Form in the Leaves).

Ma, J. F., Hiradate, S., Nomoto, K., Iwashita, T., Matsumoto, H.

An internal detoxification mechanism for Al was investigated in an Al-accumulating plant, hydrangea (Hydrangea macrophylla), focusing on Al forms present in the cells. The leaves of hydrangea...

Degradation of humoral host defense by Candida albicans proteinase.

Kaminishi, H, Miyaguchi, H, Tamaki, T, Suenaga, N, Hisamatsu, M, Mihashi, I, ...

The effect of an extracellular proteinase from the pathogenic yeast Candida albicans on the bactericidal and opsonizing activities of human serum was studied. The ability of human polymorphonuclear...

Interleukin-12 gene expression in human monocyte-derived macrophages stimulated with Mycobacterium bovis BCG: cytokine regulation and effect of NK cells.

Matsumoto, H, Suzuki, K, Tsuyuguchi, K, Tanaka, E, Amitani, R, Maeda, A, ...

Macrophage-derived interleukin-12 (IL-12) is essential for the activation of a protective immune response against intracellular pathogens. In this study, we examined the regulation of IL-12 mRNA...

Identification of the lipopolysaccharide core region as the receptor site for a cytotoxin-converting phage, phi CTX, of Pseudomonas aeruginosa.

Yokota, S, Hayashi, T, Matsumoto, H

A temperate phage, phi CTX, is a cytotoxin-converting phage of Pseudomonas aeruginosa. In this study, we characterized the lipopolysaccharide (LPS) structures of phi CTX-resistant mutants derived...

Genetic circularity of the Pseudomonas aeruginosa PAO chromosome.

Royle, P L, Matsumoto, H, Holloway, B W

Genetic circularity of the Pseudomonas aeruginosa PAO chromosome was demonstrated by a series of two- and three-factor crosses and double-selection experiments with Cma plasmids FP2, FP5, FP110, and...

R plasmic Rtsl-mediated production of extracellular deoxyribonuclease in Escherichia coli.

Matsumoto, H, Kamio, Y, Kobayashi, R, Terawaki, Y

Escherichia coli strains harboring Rtsl were found to excrete extracellular deoxyribonuclease. The DNase activity was greater in cells with pTW2, a mutant from Rtsl.

Gene encoding cytoskeletal proteins in Drosophila rhabdomeres.

Matsumoto, H, Isono, K, Pye, Q, Pak, W L

The ninaC gene is one of eight nina (neither inactivation nor afterpotential) genes identified from mutations that drastically reduce the amount of rhodopsin in the compound eye of Drosophila...

Relationship between Habs serotypes and 2-amino sugar composition of Pseudomonas aeruginosa.

Suzuki, N, Tsunematsu, Y, Matsumoto, H, Tazaki, T

Thirteen Habs-serotype strains could be classified into 11 groups depending on the characteristic patterns of 2-amino sugar composition; strains of serotypes 2, 5, and 7 had the same pattern, and...

No fallacies in the formulation of the paternity index

Baur, M. P., Elston, R. C., Gürtler, H., Henningsen, K., Hummel, K., Matsumoto, H., ...

In a recent publication, Li and Chakravarti claim to have shown that the paternity index is not a likelihood ratio. They present a method of estimating the prior probability of paternity from a...

An unusual case of blood group ABO inheritance: O from AB X O.

Oka, Y, Niikawa, N, Yoshida, A, Matsumoto, H

An unusual blood group inheritance, that is, a phenotype O child from AB X O parents, was found in a Japanese family. Since two other children from the parents are blood type B, this is not a case of...

Population genetic studies of the Philippine Negritos. II. gm and km allotypes of three population groups.

Matsumoto, H, Miyazaki, T, Omoto, K, Misawa, S, Harada, S, Hirai, M, ...

Serum samples of the three tribal Negrito populations in the Philippine Islands (127 from Zambales, 87 from Bataan, and 93 from Agusan) were tested for Glm(1,2,3 and 17), and G3m(5,6,11,13,14,15,16,...

Beta-arrestin and arrestin are recognized by autoantibodies in sera from multiple sclerosis patients.

Ohguro, H, Chiba, S, Igarashi, Y, Matsumoto, H, Akino, T, Palczewski, K

Multiple sclerosis (MS), one of the most common chronic neurologic diseases, is characterized by the presence of multiple plaques of demyelination throughout the central nervous system. Although the...

Phosphatidylinositol-stimulated phosphorylation of an inhibitory subunit of cGMP phosphodiesterase in vertebrate rod photoreceptors.

Hayashi, F, Lin, G Y, Matsumoto, H, Yamazaki, A

An inhibitory subunit (P gamma) of cGMP phosphodiesterase from vertebrate rod photoreceptors (frog, toad, and bovine) was phosphorylated by cytosolic protein kinase(s) derived from intact frog rod...

Aluminum Tolerance Acquired during Phosphate Starvation in Cultured Tobacco Cells.

Yamamoto, Y., Masamoto, K., Rikiishi, S., Hachiya, A., Yamaguchi, Y., Matsumoto, H.

Al toxicity in cultured tobacco cells (Nicotiana tabacum L. cv Samsun; nonchlorophyllic cell line SL) has been investigated in nutrient medium. In this system, Al and Fe(II) (ferrous ion) in the...

Internal Detoxification Mechanism of Al in Hydrangea (Identification of Al Form in the Leaves).

Ma, J. F., Hiradate, S., Nomoto, K., Iwashita, T., Matsumoto, H.

An internal detoxification mechanism for Al was investigated in an Al-accumulating plant, hydrangea (Hydrangea macrophylla), focusing on Al forms present in the cells. The leaves of hydrangea...

Degradation of humoral host defense by Candida albicans proteinase.

Kaminishi, H, Miyaguchi, H, Tamaki, T, Suenaga, N, Hisamatsu, M, Mihashi, I, ...

The effect of an extracellular proteinase from the pathogenic yeast Candida albicans on the bactericidal and opsonizing activities of human serum was studied. The ability of human polymorphonuclear...

Interleukin-12 gene expression in human monocyte-derived macrophages stimulated with Mycobacterium bovis BCG: cytokine regulation and effect of NK cells.

Matsumoto, H, Suzuki, K, Tsuyuguchi, K, Tanaka, E, Amitani, R, Maeda, A, ...

Macrophage-derived interleukin-12 (IL-12) is essential for the activation of a protective immune response against intracellular pathogens. In this study, we examined the regulation of IL-12 mRNA...

Identification of the lipopolysaccharide core region as the receptor site for a cytotoxin-converting phage, phi CTX, of Pseudomonas aeruginosa.

Yokota, S, Hayashi, T, Matsumoto, H

A temperate phage, phi CTX, is a cytotoxin-converting phage of Pseudomonas aeruginosa. In this study, we characterized the lipopolysaccharide (LPS) structures of phi CTX-resistant mutants derived...

Genetic circularity of the Pseudomonas aeruginosa PAO chromosome.

Royle, P L, Matsumoto, H, Holloway, B W

Genetic circularity of the Pseudomonas aeruginosa PAO chromosome was demonstrated by a series of two- and three-factor crosses and double-selection experiments with Cma plasmids FP2, FP5, FP110, and...

R plasmic Rtsl-mediated production of extracellular deoxyribonuclease in Escherichia coli.

Matsumoto, H, Kamio, Y, Kobayashi, R, Terawaki, Y

Escherichia coli strains harboring Rtsl were found to excrete extracellular deoxyribonuclease. The DNase activity was greater in cells with pTW2, a mutant from Rtsl.

Gene encoding cytoskeletal proteins in Drosophila rhabdomeres.

Matsumoto, H, Isono, K, Pye, Q, Pak, W L

The ninaC gene is one of eight nina (neither inactivation nor afterpotential) genes identified from mutations that drastically reduce the amount of rhodopsin in the compound eye of Drosophila...

Relationship between Habs serotypes and 2-amino sugar composition of Pseudomonas aeruginosa.

Suzuki, N, Tsunematsu, Y, Matsumoto, H, Tazaki, T

Thirteen Habs-serotype strains could be classified into 11 groups depending on the characteristic patterns of 2-amino sugar composition; strains of serotypes 2, 5, and 7 had the same pattern, and...

No fallacies in the formulation of the paternity index

Baur, M. P., Elston, R. C., Gürtler, H., Henningsen, K., Hummel, K., Matsumoto, H., ...

In a recent publication, Li and Chakravarti claim to have shown that the paternity index is not a likelihood ratio. They present a method of estimating the prior probability of paternity from a...

An unusual case of blood group ABO inheritance: O from AB X O.

Oka, Y, Niikawa, N, Yoshida, A, Matsumoto, H

An unusual blood group inheritance, that is, a phenotype O child from AB X O parents, was found in a Japanese family. Since two other children from the parents are blood type B, this is not a case of...

Population genetic studies of the Philippine Negritos. II. gm and km allotypes of three population groups.

Matsumoto, H, Miyazaki, T, Omoto, K, Misawa, S, Harada, S, Hirai, M, ...

Serum samples of the three tribal Negrito populations in the Philippine Islands (127 from Zambales, 87 from Bataan, and 93 from Agusan) were tested for Glm(1,2,3 and 17), and G3m(5,6,11,13,14,15,16,...

Polymorphism of the A subunit of coagulation factor XIII: evidence for subtypes of the FXIIIA*1 and FXIIIA*2 alleles.

Suzuki, K, Matsui, K, Ito, S, Fujita, K, Matsumoto, H

Agarose gel isoelectric focusing (pH 5--6.5) in the study of plasma factor XIII (FXIII) polymorphism revealed heterogeneity characterized by a narrow or broad type of the electrophoretic band of the...

A Step Towards A Computing Grid For The LHC Experiments: ATLAS Data Challenge 1

Sturrock, R., Bischof, R., Epp, B., Ghete, V. M., Kuhn, D., Mello, A. G., ...

The ATLAS Collaboration at CERN is preparing for the data taking and analysis at the LHC that will start in 2007. Therefore, a series of Data Challenges was started in 2002 whose goals are the...

IgG heavy chain allotype (Gm), a genetic marker for human chromosome 14q32, and haematopoietic malignancies.

Nakao, Y, Matsumoto, H, Tsuji, K, Miyazaki, T, Masaoka, T, Nakayama, S, ...

IgG heavy chain constant region allotypes, Gm, the genetic marker of human chromosome 14q32, are markers for susceptibility to certain diseases. We tested Gm allotypes in 365 patients with various...

Primary hepatocellular carcinoma and IgG heavy chain allotypes.

Nakao, Y, Matsumoto, H, Okubo, A, Miyazaki, T, Iwasaki, Y, Okimoto, K, ...

We studied Gm typing of serum samples from 838 donors; 177 had chronic hepatitis, 166 liver cirrhosis, 113 primary hepatocellular carcinoma, 21 alcoholic hepatitis, 18 fatty liver and 343 were...

Genetic and clinical studies of serum beta 2-microglobulin levels in haematological malignancies.

Nakao, Y, Matsumoto, H, Miyazaki, T, Watanabe, S, Masaoka, T, Takatsuki, K, ...

Sera from 244 patients with haematological malignancies were examined for beta 2-microglobulin (beta 2m) levels. There were 142 leukaemias, 32 malignant lymphomas, three immunoblastic lymphomas, two...

IgG heavy chain allotypes (Gm) in autoimmune diseases.

Nakao, Y, Matsumoto, H, Miyazaki, T, Nishitani, H, Takatsuki, K, Kasukawa, R, ...

Serum samples from 100 patients with myasthenia gravis, 322 with Graves' disease, 113 with Hashimoto's disease, 132 with systemic lupus erythematosus (SLE), 192 with insulin-dependent juvenile...

Effect of oestrogen on Mycobacterium avium complex pulmonary infection in mice

Tsuyuguchi, K, Suzuki, K, Matsumoto, H, Tanaka, E, Amitani, R, Kuze, F

The purpose of the present study was to elucidate the role of oestrogen in the pathogenesis of Mycobacterium avium complex (MAC) pulmonary disease, which occurs most frequently in postmenopausal...

Investigation on neurotoxicity of occupational exposure to cyclohexane: a neurophysiological study.

Yuasa, J, Kishi, R, Eguchi, T, Harabuchi, I, Kawai, T, Ikeda, M, ...

OBJECTIVES: To examine the effect of occupational exposure to cyclohexane on the peripheral nervous system. METHODS: A nerve conduction study was performed on 18 workers exposed to cyclohexane in a...

Autosomal dominant muscle cramp syndrome in a Japanese family

Chiba, S, Saitoh, M, Hatanaka, Y, Kashiwagi, M, Imai, T, Matsumoto, H, ...

OBJECTIVES—To identify the clinical, electrophysiological, histological, and genetic characteristics of a Japanese family with a muscle cramp syndrome.
METHODS—Fourteen patients (eight men, six...

Impaired cough reflex in patients with recurrent pneumonia

Niimi, A, Matsumoto, H, Ueda, T, Takemura, M, Suzuki, K, Tanaka, E, ...

Methods: Capsaicin cough sensitivity was measured in seven patients with recurrent pneumonia but no underlying condition. Recurrent pneumonia was defined as at least two episodes of pneumonia in 1...

Relationship of airway wall thickening to an imbalance between matrix metalloproteinase-9 and its inhibitor in asthma

Matsumoto, H, Niimi, A, Takemura, M, Ueda, T, Minakuchi, M, Tabuena, R, ...

Background: The balance between matrix metalloproteinase-9 (MMP-9) and tissue inhibitor of metalloproteinase-1 (TIMP-1) may be critical in extracellular matrix remodelling, a characteristic of...

An antibody to VacA of Helicobacter pylori in cerebrospinal fluid from patients with Guillain-Barre syndrome

Chiba, S, Sugiyama, T, Yonekura, K, Tanaka, S, Matsumoto, H, Fujii, N, ...

Methods: CSF samples from 13 patients with GBS (electrophysiologically classified as eight acute inflammatory demyelinating polyradiculoneuropathy (AIDP), four acute motor axonal neuropathy (AMAN),...

C-BAND LINAC RF-SYSTEM FOR e + e - LINEAR COLLIDER

Shintake Akasaka Bane, T. Shintake, N. Akasaka, H. Hayano, K. Kubo, ...

this paper, some advantages of the C-band system and details of the current design will be described.

Appearance of B220low autoantibody-producing B-1 cells at neonatal and older stages in mice

Tachikawa, S, Kawamura, T, Kawamura, H, Kanda, Y, Fujii, Y, Matsumoto, H, ...

In this study, normal adult mice carried B220high conventional B cells in the spleen and liver, but carried both B220high and B220low in the bone marrow. However, at the neonatal stage, only B220low...

Induction of oesophageal and forestomach carcinomas in rats by reflux of duodenal contents.

Miwa, K., Segawa, M., Takano, Y., Matsumoto, H., Sahara, H., Yagi, M., ...

A study was designed to determine whether oesophageal carcinomas can be induced through reflux of duodenal contents. Male Wistar rats weighing 230-250 g were divided into three groups according to...

Single nucleotide polymorphisms in DNA repair genes might be prognostic factors in muscle-invasive bladder cancer patients treated with chemoradiotherapy

Sakano, S, Wada, T, Matsumoto, H, Sugiyama, S, Inoue, R, Eguchi, S, ...

DNA repair enzymes repair DNA damaged by platinum agents and ionising radiation. Single nucleotide polymorphisms (SNPs) in DNA repair genes modulate the repair capacity and might affect response and...

Allelic imbalance at 1p36 may predict prognosis of chemoradiation therapy for bladder preservation in patients with invasive bladder cancer

Matsumoto, H, Matsuyama, H, Fukunaga, K, Yoshihiro, S, Wada, T, Naito, K

Invasive bladder cancers have been treated by irradiation combined with cis- platinum (CDDP) as a bladder preservative option. The aim of this study was to find a marker for predicting patient...