Tamura, K., Padias, A. B., Peyghambarian, N.
We report on the synthesis and characterization of a new, completely polymeric material with a large electro-optic coefficient and photoconductivity. A methzcrylic ester polymer containing the...
Tamura, K., Jansen, R. A., Windhorst, R. A.
We present a method to estimate and map the two-dimensional distribution of dust extinction in the late-type spiral galaxy NGC 959 from the theoretical and observed flux ratio of optical V and mid-IR...
Doppler-Broadened Iron X-ray Lines from Tycho's Supernova Remnant (2009)
Furuzawa, A., Ueno, D., Hayato, A., Ozawa, M., Tamagawa, T., Bamba, A., ...
We use \suzaku observations to measure the spatial variation of the Fe K$\alpha$ line with radius in the \tycho supernova remnant. The Fe line widths show a significant decrease from a FWHM value of...
Suzumiya, J., Ohshima, K., Tamura, K., Karube, K., Uike, N., Tobinai, K., ...
Background: The International Peripheral T-cell Lymphoma Project was organized to better understand the T-cell and natural killer (NK) cell lymphomas, and our task is to present the clinicopathologic...
Tsukazaki, A., Ohtomo, A., Kawasaki, M., Akasaka, S., Yuji, H., Tamura, K., ...
We report measurements of the spin susceptibility and the electron effective mass for two-dimensional electrons confined at the interfaces of MgxZn1-xO/ZnO single heterostructures (x = 0.05, 0.08,...
Suzaku Observations of Tycho's Supernova Remnant (2008)
Tamagawa, T., Hayato, A., Nakamura, S., Terada, Y., Bamba, A., Hiraga, J. S., ...
Tycho's supernova remnant was observed by the XIS and HXD instruments onboard the Suzaku satellite on 2006 June 26-29 for 92 ks. The spectrum up to 30 keV was well fitted with a two-component model,...
Maeda, Y., Segawa, M., Ishida, T., Kacharava, A., Nomachi, M., Shimbara, Y., ...
The differential cross section and analyzing power $A_y$ of the ${\vec p}p{\to}pp{\pi}^0$ reaction have been measured at RCNP in coplanar geometry at a beam energy of 390 MeV and the dependence on...
CBF/DREB1 proteins are the most important regulators of the cold temperature signaling pathway in many plants. CBF genes are candidates for low-temperature tolerance QTL in wheat and barley. Ten...
CBF/DREB1 proteins are the most important regulators of the cold temperature signaling pathway in many plants. CBF genes are candidates for low-temperature tolerance QTL in wheat and barley. Ten...
CBF/DREB1 proteins are the most important regulators of the cold temperature signaling pathway in many plants. CBF genes are candidates for low-temperature tolerance QTL in wheat and barley. Ten...
Hard X-ray Detector (HXD) on Board Suzaku (2006)
Takahashi, T., Abe, K., Endo, M., Endo, Y., Ezoe, Y., Fukazawa, Y., ...
The Hard X-ray Detector (HXD) on board Suzaku covers a wide energy range from 10 keV to 600 keV by combination of silicon PIN diodes and GSO scintillators. The HXD is designed to achieve an extremely...
In-Orbit Performance of the Hard X-ray Detector on board Suzaku (2006)
Kokubun, M., Makishima, K., Takahashi, T., Murakami, T., Tashiro, M., Fukazawa, Y., ...
The in-orbit performance and calibration of the Hard X-ray Detector (HXD) on board the X-ray astronomy satellite Suzaku are described. Its basic performances, including a wide energy bandpass of...
Shima, T., Naito, S., Nagai, Y., Baba, T., Tamura, K., Takahashi, T., ...
We have performed for the first time the simultaneous measurement of the two-body and three-body photodisintegration cross-sections of 4He in the energy range from 21.8 to 29.8 MeV using...
The biological effects of high-pressure gas on the yeast transcriptome (2005)
Matsuoka,H., Suzuki,Y., Iwahashi,H., Arao,T., Suzuki,Y., Tamura,K.
The aim of the present study was to examine the feasibility of DNA microarray technology in an attempt to construct an evaluation system for determining gas toxicity using high-pressure conditions,...
Yatsu, Y., Kataoka, J., Kawai, N., Kotani, T., Tamura, K., Brinkmann, W.
We present a Chandra observation of the H II region RCW89. The nebula lies on 10' north from the central pulsar PSR B1509-58, and it has been suggested that the nebula is irradiated by the pulsar...
A Detailed Study of Molecular Clouds toward the TeV Gamma-Ray SNR G347.3-0.5 (2005)
Moriguchi, Y., Tamura, K., Tawara, Y., Sasago, H., Yamaoka, K., Onishi, T., ...
We present a detailed study of molecular gas toward the supernovae remnant G347.3-0.5 (J1713.7-3946) obtained with the 4m mm/sub-mm telescope NANTEN . This study has revealed that several intensity...
Observation of fast sound in metal-nonmetal transition in liquid Hg (2005)
Inui, M, Ishikawa, D, Matsuda, K, Tamura, K, Tsutsui, S, Baron, AQR
Effect of re-treatment with gefitinib ('Iressa', ZD1839) after acquisition of resistance (2004)
Kurata, T., Tamura, K., Kaneda, H., Nogami, T., Uejima, H., Asai, G., ...
We report on a new photon-counting detector possessing unprecedented spatial resolution, moderate spectral resolution and high background-rejection capability for 0.1-100 keV X-rays. It consists of...
Baumgartner, Wayne H., Tueller, J., Krimm, H., Barthelmy, S., Berendse, F., Ryan, L., ...
The CZT detector on the Infocus hard X-ray telescope is a pixellated solid-state device capable of imaging spectroscopy by measuring the position and energy of each incoming photon. The detector sits...
Magneto-Optical Spectroscopy of Anatase TiO2 Doped with Co (2002)
Fukumura, T., Yamada, Y., Tamura, K., Nakajima, K., Aoyama, T., Tsukazaki, A., ...
Magneto-optical spectroscopy of a transparent ferromagnetic semiconductor, anatase TiO2 doped with Co, is carried out at room temperature. A large magneto-optical response with ferromagnetic field...
Evidence for the diffusion of Au atoms into the TeUPD layer formed on a Au(111) substrate (2002)
Kawamura, H, Takahasi, M, Hojo, N, Miyake, M, Murase, K, Tamura, K, ...
Phonon replicas in ZnO/ZnMgO multi-quantum wells. (2002)
Sun, H. D., Segawa, Y., Kawasaki, M., Ohtomo, A., Tamura, K., Koinuma, H.
The photoluminescence properties of ZnO/ZnMgO multiquantum wells have been investigated by continuous and time-resolved photoluminescence spectra at various temperatures. Strong first-order and...
Enhancement of exciton binding energies in ZnO/ZnMgO multi-quantum wells. (2002)
Makino, T., Segawa, Y., Kawasaki, M., Ohtomo, A., Tamura, K., Koinuma, H., ...
The effect of confinement on the exciton binding energies has been systematically investigated for two series of ZnO/ZnMgO multiquantum wells with various well widths and barrier heights. The exciton...
Analyzing power of the ${\vec p}p \to pp{\pi}^0$ reaction at beam energy of 390 MeV (2001)
Maeda, Y., Segawa, M., Yoshida, H. P., Nomachi, M., Shimbara, Y., Sugaya, Y., ...
The analyzing power of ${\vec p}p\to pp{\pi}^0$ reaction has been measured at the beam energy of 390 MeV. The missing mass technique of final protons has been applied to identify the $\pi^0$...
Chandra imaging of the X-ray nebula powered by pulsar B1509-58 (2001)
Gaensler, B. M., Arons, J., Kaspi, V. M., Pivovaroff, M. J., Kawai, N., Tamura, K.
We present observations with the Chandra X-ray Observatory of the pulsar wind nebula (PWN) powered by the energetic young pulsar B1509-58. These data confirm the complicated morphology of the system...
Makino, T., Tuan, N. T., Sun, H. D., Chia, C. H., Segawa, Y., Kawasaki, M., ...
We report on temperature dependence of excitonic photoluminescence (PL) from ZnO/(Mg, Zn)O multiple quantum wells (MQWs). Two kinds of MQWs having different barrier heights grown by laser...
Biexciton emission from ZnO/Zn0.74Mg0.26O multi-quantum wells. (2001)
Sun, H. D., Makino, T., Tuan, N. T., Segawa, Y., Kawasaki, M., Ohtomo, A., ...
Luminescence due to the radiative recombination of localized biexcitons has been observed at low temperature (5 K) in ZnO/Zn0.74Mg0.26O multiquantum wells grown by laser-molecular-beam epilaxy on a...
Sun, H. D., Makino, T., Tuan, N. T., Segawa, Y., Kawasaki, M., Ohtomo, A., ...
The excitonic properties of high-quality ZnO/Zn0.88Mg0.12O multiquantum wells grown by laser-molecular-beam epitaxy were investigated using temperature-dependent optical absorption spectra from 5 K...
Makino, T., Tuan, N. T., Sun, H. D., Chia, C. H., Segawa, Y., Kawasaki, M., ...
We report on temperature dependence of excitonic photoluminescence (PL) from ZnO/(Mg, Zn)O multiple quantum wells (MQWs). Two kinds of MQWs having different barrier heights grown by laser...
Purdom, P. W., Bradford, P. G., Tamura, K., Kumar, S.
Motivation: In the maximum parsimony (MP) method, the tree requiring the minimum number of changes (discrepancy) to explain the given set of DNA or amino acid sequences is chosen to represent their...
Makino, T., Chia, C. H., Tuan, N. T., Sun, H. D., Segawa, Y., Kawasaki, M., ...
We report on the optical properties of ZnO/(Mg, Zn)O multiple quantum wells (MQWs) on lattice-matched ScAlMgO4 substrates fabricated by laser molecular-beam epitaxy. As the well layer thickness...
Sun, H. D., Makino, T., Tuan, N. T., Segawa, Y., Tang, Z. K., Wong, G. K. L., ...
The mechanism of ultraviolet stimulated emission was investigated in ZnO/ZnMgO multiquantum wells. Stimulated emission induced by exciton–exciton scattering occurred throughout a range of...
Differential cross sections for $np \to dX$ at 1.0 and 2.0 GeV (1997)
Sawada, S, Hasegawa, T, Horikawa, N, Ishimoto, S, Iwata, T, Kim, Y D, ...
Semi-Conductor to Metal Transition in Liquid Selenium at High Pressure and High Temperature (1997)
Soldo, Y., Hazemann, J., Aberdam, D., Pernot, E., Inui, M., Jal, J., ...
Near its critical point (385 bars, 1615 °C), semiconducting liquid Se gives way to a metallic state (SC-M transition). In this paper we report for the first time XANES and EXAFS measurements on...
Semi-Conductor to Metal Transition in Liquid Selenium at High Pressure and High Temperature (1997)
Soldo, Y., Hazemann, J., Aberdam, D., Pernot, E., Inui, M., Jal, J., ...
Near its critical point (385 bars, 1615 °C), semiconducting liquid Se gives way to a metallic state (SC-M transition). In this paper we report for the first time XANES and EXAFS measurements on...
Semi-Conductor to Metal Transition in Liquid Selenium at High Pressure and High Temperature (1997)
Soldo, Y., Hazemann, J., Aberdam, D., Pernot, E., Inui, M., Jal, J., ...
Near its critical point (385 bars, 1615 °C), semiconducting liquid Se gives way to a metallic state (SC-M transition). In this paper we report for the first time XANES and EXAFS measurements on...
Tamura, K, Nakae, D, Horiguchi, K, Akai, H, Kobayashi, Y, Andoh, N, ...
Neutron beam line at the KEK 12-GeV PS (1996)
Noumi, H, Sawada, S, Hasegawa, T, Horikawa, N, Ieiri, M, Ishii, M, ...
A profile and flux monitor for the few GeV neutron beam at KEK (1995)
Sasaki, T, Hasegawa, T, Hirata, S, Horikawa, N, Ishimoto, S, Iwata, T, ...
Ichijo, S., Tamura, K., Takano, T., Nakao, A., Hirahara, T.
In forming tungsten carbide layer by low temperature and vacuum CVD, uniformity of film thickness, adhesion and gloss achieved when the effective zone of coating set is increased to ∅450 ×...
Hosokawa, S., Yamada, S., Tamura, K.
We have measured optical absorption coefficients of liquid alkali halides such as NaCl, KCl and CsCl up to very high temperatures and found that there appears a new absorption band originated from...
The energy-dispersive X-ray diffraction measurements for expanded liquid Hg have been carried out for the first time in the density region from 13.55 to 8.78 g/cm3 including the metal-nonmetal...
Hosokawa, S., Yamada, S., Tamura, K.
We have measured optical absorption coefficients of liquid alkali halides such as NaCl, KCl and CsCl up to very high temperatures and found that there appears a new absorption band originated from...
Ichijo, S., Tamura, K., Takano, T., Nakao, A., Hirahara, T.
In forming tungsten carbide layer by low temperature and vacuum CVD, uniformity of film thickness, adhesion and gloss achieved when the effective zone of coating set is increased to ∅450 ×...
The energy-dispersive X-ray diffraction measurements for expanded liquid Hg have been carried out for the first time in the density region from 13.55 to 8.78 g/cm3 including the metal-nonmetal...
Hosokawa, S., Yamada, S., Tamura, K.
We have measured optical absorption coefficients of liquid alkali halides such as NaCl, KCl and CsCl up to very high temperatures and found that there appears a new absorption band originated from...
Ichijo, S., Tamura, K., Takano, T., Nakao, A., Hirahara, T.
In forming tungsten carbide layer by low temperature and vacuum CVD, uniformity of film thickness, adhesion and gloss achieved when the effective zone of coating set is increased to ∅450 ×...
The energy-dispersive X-ray diffraction measurements for expanded liquid Hg have been carried out for the first time in the density region from 13.55 to 8.78 g/cm3 including the metal-nonmetal...
PRESSURE EFFECT ON THE PROPERTIES OF LIQUID Bi-BiBr3 MIXTURES NEAR THE MISCIBILITY GAP (1980)
Hoshino, H., Tamura, K., Hosokawa, S., Suzuki, K., Misonou, M., Endo, H.
The whole features of the phase boundary of the liquid-liquid two-phase region in the liquid Bi-BiBr3 mixtures under pressure were determined. The electrical conductivity σ and the sound...
PRESSURE VARIATION OF THE TWO-PHASE REGION IN LIQUID BINARY MIXTURES CONTAINING METALS (1980)
Mushiage, M., Hoshino, H., Tamura, K., Endo, H.
The change of the liquid-liquid two-phase region in the liquid Tl-Se mixtures (Se-rich side) by applying pressure is discussed from the results of sound velocity under high pressure. The pressure...
PRESSURE EFFECT ON THE PROPERTIES OF LIQUID Bi-BiBr3 MIXTURES NEAR THE MISCIBILITY GAP (1980)
Hoshino, H., Tamura, K., Hosokawa, S., Suzuki, K., Misonou, M., Endo, H.
The whole features of the phase boundary of the liquid-liquid two-phase region in the liquid Bi-BiBr3 mixtures under pressure were determined. The electrical conductivity σ and the sound...
PRESSURE VARIATION OF THE TWO-PHASE REGION IN LIQUID BINARY MIXTURES CONTAINING METALS (1980)
Mushiage, M., Hoshino, H., Tamura, K., Endo, H.
The change of the liquid-liquid two-phase region in the liquid Tl-Se mixtures (Se-rich side) by applying pressure is discussed from the results of sound velocity under high pressure. The pressure...
PRESSURE EFFECT ON THE PROPERTIES OF LIQUID Bi-BiBr3 MIXTURES NEAR THE MISCIBILITY GAP (1980)
Hoshino, H., Tamura, K., Hosokawa, S., Suzuki, K., Misonou, M., Endo, H.
The whole features of the phase boundary of the liquid-liquid two-phase region in the liquid Bi-BiBr3 mixtures under pressure were determined. The electrical conductivity σ and the sound...
PRESSURE VARIATION OF THE TWO-PHASE REGION IN LIQUID BINARY MIXTURES CONTAINING METALS (1980)
Mushiage, M., Hoshino, H., Tamura, K., Endo, H.
The change of the liquid-liquid two-phase region in the liquid Tl-Se mixtures (Se-rich side) by applying pressure is discussed from the results of sound velocity under high pressure. The pressure...
X-RAY PHOTOEMISSION SPECTRA FROM AMORPHOUS Au-Ge AND Ag-Ge ALLOYS (1974)
Fukushima, J., Tamura, K., Endo, H., Kishi, K., Ikeda, S., Minomura, S.
X-ray photoelectron emission spectra for the amorphous Au-Ge and Ag-Ge alloys have been obtained. The position and shape of the main peak in the spectra associated with d-bands of Au appreciably...
X-RAY PHOTOEMISSION SPECTRA FROM AMORPHOUS Au-Ge AND Ag-Ge ALLOYS (1974)
Fukushima, J., Tamura, K., Endo, H., Kishi, K., Ikeda, S., Minomura, S.
X-ray photoelectron emission spectra for the amorphous Au-Ge and Ag-Ge alloys have been obtained. The position and shape of the main peak in the spectra associated with d-bands of Au appreciably...
X-RAY PHOTOEMISSION SPECTRA FROM AMORPHOUS Au-Ge AND Ag-Ge ALLOYS (1974)
Fukushima, J., Tamura, K., Endo, H., Kishi, K., Ikeda, S., Minomura, S.
X-ray photoelectron emission spectra for the amorphous Au-Ge and Ag-Ge alloys have been obtained. The position and shape of the main peak in the spectra associated with d-bands of Au appreciably...
Ramnath, M., Beukes, M., Tamura, K., Hastings, J. W.
Leucocin A is a class IIa bacteriocin produced by Leuconostoc spp. that has previously been shown to inhibit the growth of Listeria monocytogenes. A spontaneous resistant mutant of L. monocytogenes...
Kamagata, Y, Fulthorpe, R R, Tamura, K, Takami, H, Forney, L J, Tiedje, J M
2,4-Dichlorophenoxyacetic acid (2,4-D)-degrading bacteria were isolated from pristine environments which had no history of 2,4-D exposure. By using 2,4-D dye indicator medium or 14C-labeled 2,4-D...
Inoue, K, Miki, K, Tamura, K, Sakazaki, R
The L-pyrrolidonyl peptidase activities of 1,033 strains of the family Enterobacteriaceae were investigated by the paper strip method to evaluate their usefulness for screening those organisms,...
Izumiya, H, Terajima, J, Wada, A, Inagaki, Y, Itoh, K I, Tamura, K, ...
Pulsed-field gel electrophoresis (PFGE) was applied for molecular typing of 825 enterohemorrhagic Escherichia coli (EHEC) O157:H7 isolates, most of which were from 19 outbreaks and 608 sporadic cases...
Evaluation of the AMPLICOR CMV test for direct detection of cytomegalovirus in plasma specimens.
Hiyoshi, M, Tagawa, S, Takubo, T, Tanaka, K, Nakao, T, Higeno, Y, ...
We evaluated the AMPLICOR CMV test (PCR) for the direct detection of cytomegalovirus in plasma. Sixty-eight specimens were involved for the comparison between the AMPLICOR test and the antigenemia...
Wolf, M K, Taylor, D N, Boedeker, E C, Hyams, K C, Maneval, D R, Levine, M M, ...
Enterotoxigenic Escherichia coli (ETEC) was a common cause of traveler's diarrhea in U.S. soldiers in the Middle East in 1989 and 1990. To determine which bacterial components would be useful in a...
Edwardsiella tarda serotyping scheme for international use.
Tamura, K, Sakazaki, R, McWhorter, A C, Kosako, Y
A combination of two systems for the serotyping of Edwardsiella tarda developed independently at the National Institute of Health, Tokyo, Japan, and the Centers for Disease Control, Atlanta, Ga., has...
Pathogenic properties of Edwardsiella species.
Janda, J M, Abbott, S L, Kroske-Bystrom, S, Cheung, W K, Powers, C, Kokka, R P, ...
The pathogenic characteristics of 35 Edwardsiella strains from clinical and environmental sources were investigated. Overall, most Edwardsiella tarda strains were invasive in HEp-2 cell monolayers,...
Angiotensinogen as a risk factor for essential hypertension in Japan.
Hata, A, Namikawa, C, Sasaki, M, Sato, K, Nakamura, T, Tamura, K, ...
A common molecular variant of angiotensinogen (AGT), the precursor of the potent vasoactive hormone angiotensin II, has been incriminated as a marker for a genetic predisposition to essential...
Molecular mechanism of transcriptional activation of angiotensinogen gene by proximal promoter.
Tamura, K, Umemura, S, Ishii, M, Tanimoto, K, Murakami, K, Fukamizu, A
Angiotensinogen is shown to be produced by the liver and the hepatoma cell line HepG2. As a first step for understanding the molecular relationship between the transcriptional regulation of the...
Mechanism of cAMP regulation of renin gene transcription by proximal promoter.
Tamura, K, Umemura, S, Yamaguchi, S, Iwamoto, T, Kobayashi, S, Fukamizu, A, ...
Renin is produced mainly by the kidney, and cAMP is a main positive regulator of its synthesis. This study was undertaken to analyze the molecular mechanism of cAMP-mediated regulation of Ren-1C gene...
Self-splicing group I introns in eukaryotic viruses.
Yamada, T, Tamura, K, Aimi, T, Songsri, P
We report the occurrence of self-splicing group I introns in viruses that infect the eukaryotic green alga Chlorella. The introns contained all the conserved features of primary sequence and...
Identity determinants of E. coli tryptophan tRNA.
Himeno, H, Hasegawa, T, Asahara, H, Tamura, K, Shimizu, M
The first base pair of the acceptor stem A1-U72 and the discriminator base G73, as well as the anticodon nucleotides, characterize the tryptophan tRNA in E. coli. To determine the contribution of...
Satoh, J, Seino, H, Abo, T, Tanaka, S, Shintani, S, Ohta, S, ...
We previously reported that administration of a streptococcal preparation (OK-432) inhibited insulitis and development of autoimmune diabetes in nonobese diabetic (NOD) mice and BB rats as animals...
Tamura, K, Tanimoto, K, Murakami, K, Fukamizu, A
Renin, a key enzyme controlling blood pressure, is produced mainly in the kidney. To identify the transcriptional regulatory elements of the mouse Ren-1c gene, the promoter regions were fused to the...
Kizaka-Kondoh, S, Sato, K, Tamura, K, Nojima, H, Okayama, H
Our recent studies with cell mutants indicate that a cascade shared by the epidermal growth factor (EGF) and platelet-derived growth factor (PDGF) signals exists in NRK cells and mediates oncogenic...
Itoh, H, Tamura, K, Izumi, M, Motoi, Y, Kidoguchi, K, Funayama, Y
Serum alpha-1-acid glycoprotein (alpha 1AG) was measured in 212 Landrace White pigs between birth and finishing age. The alpha 1AG level of healthy pigs five to ten months of age was 338 +/- 79...
In vitro study of E.coli tRNA(Arg) and tRNA(Lys) identity elements.
Tamura, K, Himeno, H, Asahara, H, Hasegawa, T, Shimizu, M
Various tRNA transcripts were constructed to study the identity elements of E.coli tRNA(Arg) and tRNA(Lys). Exchange of the anticodon of the major tRNA(Arg) from ACG to either CCG or CCU did not...
Nio, Y, Tamura, K, Tsubono, M, Kawabata, K, Masai, Y, Hayashi, H, ...
OBJECTIVE: The authors compare and characterize the changes in chemosensitivity between the original tumors before chemotherapy and recurrent tumors after responses. SUMMARY BACKGROUND DATA: The drug...
Ohshio, G, Manabe, T, Tamura, K, Kudo, H, Yoshioka, H, Tobe, T
Biliary obstruction induces a increase in the permeability between blood and bile, and a decrease in the rate of immunoglobulin A (IgA) transport into bile. We investigated the effects of...
Follow-up study of gastrin response after resection of the jejunum and the ileum.
Kajiwara, T, Tamura, K, Suzuki, T
An experimental study was conducted on the effect of resection of the jejunum and ileum on gastrin release. The intravenous infusion of L. arginine in a dose of 0.5 g per kg body weight for 30...
1. Neuropeptide Y (NPY), peptide YY (PYY) and pancreatic polypeptide (PP) affect gastrointestinal effector systems. Although their precise mode of action is unknown it is suggested that their effects...
1. Intracellular recording methods were used to investigate the cellular neurophysiology of ganglion cells in the myenteric plexus of the guinea-pig rectum. The rectum is a region of the...
Health effects of indoor fluoride pollution from coal burning in China.
Ando, M, Tadano, M, Asanuma, S, Tamura, K, Matsushima, S, Watanabe, T, ...
The combustion of high fluoride-content coal as an energy resource for heating, cooking, and food drying is a major exhaust emission source of suspended particulate matter and fluoride. High...
Ramnath, M., Beukes, M., Tamura, K., Hastings, J. W.
Leucocin A is a class IIa bacteriocin produced by Leuconostoc spp. that has previously been shown to inhibit the growth of Listeria monocytogenes. A spontaneous resistant mutant of L. monocytogenes...
Kamagata, Y, Fulthorpe, R R, Tamura, K, Takami, H, Forney, L J, Tiedje, J M
2,4-Dichlorophenoxyacetic acid (2,4-D)-degrading bacteria were isolated from pristine environments which had no history of 2,4-D exposure. By using 2,4-D dye indicator medium or 14C-labeled 2,4-D...
Inoue, K, Miki, K, Tamura, K, Sakazaki, R
The L-pyrrolidonyl peptidase activities of 1,033 strains of the family Enterobacteriaceae were investigated by the paper strip method to evaluate their usefulness for screening those organisms,...
Izumiya, H, Terajima, J, Wada, A, Inagaki, Y, Itoh, K I, Tamura, K, ...
Pulsed-field gel electrophoresis (PFGE) was applied for molecular typing of 825 enterohemorrhagic Escherichia coli (EHEC) O157:H7 isolates, most of which were from 19 outbreaks and 608 sporadic cases...
Evaluation of the AMPLICOR CMV test for direct detection of cytomegalovirus in plasma specimens.
Hiyoshi, M, Tagawa, S, Takubo, T, Tanaka, K, Nakao, T, Higeno, Y, ...
We evaluated the AMPLICOR CMV test (PCR) for the direct detection of cytomegalovirus in plasma. Sixty-eight specimens were involved for the comparison between the AMPLICOR test and the antigenemia...
Wolf, M K, Taylor, D N, Boedeker, E C, Hyams, K C, Maneval, D R, Levine, M M, ...
Enterotoxigenic Escherichia coli (ETEC) was a common cause of traveler's diarrhea in U.S. soldiers in the Middle East in 1989 and 1990. To determine which bacterial components would be useful in a...
Edwardsiella tarda serotyping scheme for international use.
Tamura, K, Sakazaki, R, McWhorter, A C, Kosako, Y
A combination of two systems for the serotyping of Edwardsiella tarda developed independently at the National Institute of Health, Tokyo, Japan, and the Centers for Disease Control, Atlanta, Ga., has...
Pathogenic properties of Edwardsiella species.
Janda, J M, Abbott, S L, Kroske-Bystrom, S, Cheung, W K, Powers, C, Kokka, R P, ...
The pathogenic characteristics of 35 Edwardsiella strains from clinical and environmental sources were investigated. Overall, most Edwardsiella tarda strains were invasive in HEp-2 cell monolayers,...
Angiotensinogen as a risk factor for essential hypertension in Japan.
Hata, A, Namikawa, C, Sasaki, M, Sato, K, Nakamura, T, Tamura, K, ...
A common molecular variant of angiotensinogen (AGT), the precursor of the potent vasoactive hormone angiotensin II, has been incriminated as a marker for a genetic predisposition to essential...
Molecular mechanism of transcriptional activation of angiotensinogen gene by proximal promoter.
Tamura, K, Umemura, S, Ishii, M, Tanimoto, K, Murakami, K, Fukamizu, A
Angiotensinogen is shown to be produced by the liver and the hepatoma cell line HepG2. As a first step for understanding the molecular relationship between the transcriptional regulation of the...
Mechanism of cAMP regulation of renin gene transcription by proximal promoter.
Tamura, K, Umemura, S, Yamaguchi, S, Iwamoto, T, Kobayashi, S, Fukamizu, A, ...
Renin is produced mainly by the kidney, and cAMP is a main positive regulator of its synthesis. This study was undertaken to analyze the molecular mechanism of cAMP-mediated regulation of Ren-1C gene...
Self-splicing group I introns in eukaryotic viruses.
Yamada, T, Tamura, K, Aimi, T, Songsri, P
We report the occurrence of self-splicing group I introns in viruses that infect the eukaryotic green alga Chlorella. The introns contained all the conserved features of primary sequence and...
In vitro study of E.coli tRNA(Arg) and tRNA(Lys) identity elements.
Tamura, K, Himeno, H, Asahara, H, Hasegawa, T, Shimizu, M
Various tRNA transcripts were constructed to study the identity elements of E.coli tRNA(Arg) and tRNA(Lys). Exchange of the anticodon of the major tRNA(Arg) from ACG to either CCG or CCU did not...
Identity determinants of E. coli tryptophan tRNA.
Himeno, H, Hasegawa, T, Asahara, H, Tamura, K, Shimizu, M
The first base pair of the acceptor stem A1-U72 and the discriminator base G73, as well as the anticodon nucleotides, characterize the tryptophan tRNA in E. coli. To determine the contribution of...
Satoh, J, Seino, H, Abo, T, Tanaka, S, Shintani, S, Ohta, S, ...
We previously reported that administration of a streptococcal preparation (OK-432) inhibited insulitis and development of autoimmune diabetes in nonobese diabetic (NOD) mice and BB rats as animals...
Tamura, K, Tanimoto, K, Murakami, K, Fukamizu, A
Renin, a key enzyme controlling blood pressure, is produced mainly in the kidney. To identify the transcriptional regulatory elements of the mouse Ren-1c gene, the promoter regions were fused to the...
Kizaka-Kondoh, S, Sato, K, Tamura, K, Nojima, H, Okayama, H
Our recent studies with cell mutants indicate that a cascade shared by the epidermal growth factor (EGF) and platelet-derived growth factor (PDGF) signals exists in NRK cells and mediates oncogenic...
1. Neuropeptide Y (NPY), peptide YY (PYY) and pancreatic polypeptide (PP) affect gastrointestinal effector systems. Although their precise mode of action is unknown it is suggested that their effects...
1. Intracellular recording methods were used to investigate the cellular neurophysiology of ganglion cells in the myenteric plexus of the guinea-pig rectum. The rectum is a region of the...
Nio, Y, Tamura, K, Tsubono, M, Kawabata, K, Masai, Y, Hayashi, H, ...
OBJECTIVE: The authors compare and characterize the changes in chemosensitivity between the original tumors before chemotherapy and recurrent tumors after responses. SUMMARY BACKGROUND DATA: The drug...
Itoh, H, Tamura, K, Izumi, M, Motoi, Y, Kidoguchi, K, Funayama, Y
Serum alpha-1-acid glycoprotein (alpha 1AG) was measured in 212 Landrace White pigs between birth and finishing age. The alpha 1AG level of healthy pigs five to ten months of age was 338 +/- 79...
Ohshio, G, Manabe, T, Tamura, K, Kudo, H, Yoshioka, H, Tobe, T
Biliary obstruction induces a increase in the permeability between blood and bile, and a decrease in the rate of immunoglobulin A (IgA) transport into bile. We investigated the effects of...
Follow-up study of gastrin response after resection of the jejunum and the ileum.
Kajiwara, T, Tamura, K, Suzuki, T
An experimental study was conducted on the effect of resection of the jejunum and ileum on gastrin release. The intravenous infusion of L. arginine in a dose of 0.5 g per kg body weight for 30...
Health effects of indoor fluoride pollution from coal burning in China.
Ando, M, Tadano, M, Asanuma, S, Tamura, K, Matsushima, S, Watanabe, T, ...
The combustion of high fluoride-content coal as an energy resource for heating, cooking, and food drying is a major exhaust emission source of suspended particulate matter and fluoride. High...
Rikiishi, H, Okamoto, S, Sugawara, S, Tamura, K, Liu, Z X, Kumagai, K
A superantigen (Streptococcus pyogenes mitogen-2; SPM-2) that stimulates human helper T cells bearing unique types of variable domains of T-cell receptor beta-chain (TCR V beta) was isolated from the...
Tamura, K, Woo, J, Bakri, M T, Thomson, A W
Brequinar sodium (BQR) has been shown recently to be a potent immunosuppressive agent. This property has been attributed to the capacity of BQR to inhibit de novo pyrimidine nucleoside biosynthesis...
Prevalence of ventricular preexcitation in Japanese schoolchildren
Sano, S, Komori, S, Amano, T, Kohno, I, Ishihara, T, Sawanobori, T, ...
Background—Wolff-Parkinson-White syndrome is thought to be a congenital disease, however, its exact prevalence is not known. This may be because of the intermittent activity of accessory pathways...
Alterations of autonomic nervous activity in recurrence of variant angina
Takusagawa, M, Komori, S, Umetani, K, Ishihara, T, Sawanobori, T, Kohno, I, ...
OBJECTIVE—To investigate whether autonomic nervous activity is involved in the recurrence of spontaneous coronary spasm in variant angina. DESIGN—Retrospective analysis. SETTING—Cardiology...
Intestinal goblet cell autoantibody associated enteropathy
Hori, K, Fukuda, Y, Tomita, T, Kosaka, T, Tamura, K, Nishigami, T, ...
This report describes a case of refractory enteropathy with circulating intestinal goblet cell autoantibodies (IGA). A 19 year old man with hyperthyroidism had suffered from protracted diarrhoea for...
Thomson, A W, Satoh, S, Nüssler, A K, Tamura, K, Woo, J, Gavaler, J, ...
A circulating form of the membrane-bound ICAM-1 (CD54), a ligand for lymphocyte function-associated antigen-1 (LFA-1), has recently been identified in normal human serum. In this study, serum levels...
Tamura, K, Woo, J, Murase, N, Carrieri, G, Nalesnik, M A, Thomson, A W
Autoimmune thyroid disease was induced in female PVG/c rats by neonatal thymectomy, followed by sublethal, whole body x-irradiation. Disease development, assessed by histological evidence of...
Chen, J., Komori, S., Li, B., Tamura, K., Hashimoto, K.
1. The antiarrhythmic and haemodynamic effects of three class III antiarrhythmic drugs, MS-551, sematilide and dofetilide, were examined in the coronary artery, ligation-reperfusion model of...
Shiga toxin-producing Escherichia coli O157:H7 in Japan.
Terajima, J., Izumiya, H., Wada, A., Tamura, K., Watanabe, H.
Systemic interleukin 12 displays anti-tumour activity in the mouse central nervous system.
Kishima, H., Shimizu, K., Miyao, Y., Mabuchi, E., Tamura, K., Tamura, M., ...
In various systemic cancers, interleukin 12 (IL-12) induces anti-tumour immunity mediated by T lymphocytes and natural killer cells. To determine whether IL-12 has anti-tumour activity against...
Randomised trial for the prevention of delayed emesis in patients receiving high-dose cisplatin.
Matsui, K., Fukuoka, M., Takada, M., Kusunoki, Y., Yana, T., Tamura, K., ...
Despite recent advances in control of acute emesis following cisplatin-based chemotherapy regimens, delayed emesis remains a significant cause of treatment-related morbidity and factors associated...
Takada, M., Kusunoki, Y., Masuda, N., Matui, K., Yana, T., Ushijima, S., ...
We attempted to clarify whether serum levels of a carboxy-terminal fragment of ProGRP, ProGRP(31-98), could serve as a more accurate tumour marker in patients with SCLC than neuron-specific enolase...
Tamura, K, Okamoto, I, Kashii, T, Negoro, S, Hirashima, T, Kudoh, S, ...
The purpose of this study was to evaluate the efficacy of gefitinib and the feasibility of screening for epidermal growth factor receptor (EGFR) mutations among select patients with advanced...
Akashi, Y, Okamoto, I, Suzuki, M, Tamura, K, Iwasa, T, Hisada, S, ...
TZT-1027 is a novel anticancer agent that inhibits microtubule polymerisation and manifests potent antitumour activity in preclinical models. We have examined the effect of TZT-1027 on cell cycle...
Monoclonal antibody ONS-M21 recognizes integrin α3 in gliomas and medulloblastomas
Kishima, H, Shimizu, K, Tamura, K, Miyao, Y, Mabuchi, E, Tominaga, E, ...
The monoclonal antibody ONS-M21 recognizes an antigen found on the surface of glioma and medulloblastoma cells but does not react with the antigens of normal brain tissue. We purified and identified...