Y. Murayama

Publication List Details

Period

1992 - 2008

Number

78

Co-Authors

Characteristics and error estimations of stratospheric ozone and ozone-related species over Poker Flat (65° N, 147° W), Alaska observed by a ground-based FTIR spectrometer from 2001 to 2003 (2008)

Kagawa, A., Kasai, Y., Jones, N. B., Yamamori, M., Seki, K., Murcray, F., ...

It is important to obtain the year-to-year trend of stratospheric minor species in the context of global changes. An important example is the trend in global ozone depletion. The purpose of this...

Characteristics and error estimations of stratospheric ozone and ozone-related species over Poker Flat (65° N, 147° W), Alaska observed by a ground-based FTIR spectrometer from 2001 to 2003 (2008)

Kagawa, A., Kasai, Y., Jones, N. B., Yamamori, M., Seki, K., Murcray, F., ...

It is important to obtain the year-to-year trend of stratospheric minor species in the context of global changes. An important example is the trend in global ozone depletion. The purpose of this...

Characteristics and error estimation of stratospheric ozone and ozone-related species over Poker Flat (65° N, 147° W), Alaska observed by a ground-based FTIR spectrometer from 2001 to 2003 (2008)

Kagawa, A., Kasai, Y., Jones, N. B., Yamamori, M., Seki, K., Murcray, F., ...

It is important to obtain the year-to-year trend of stratospheric minor species in the context of global changes. An important example is the trend in global ozone depletion. The purpose of this...

Characteristics and error estimation of stratospheric ozone and ozone-related species over Poker Flat (65° N, 147° W), Alaska observed by a ground-based FTIR spectrometer from 2001 to 2003 (2008)

Kagawa, A., Kasai, Y., Jones, N. B., Yamamori, M., Seki, K., Murcray, F., ...

It is important to obtain the year-to-year trend of stratospheric minor species in the context of global changes. An important example is the trend in global ozone depletion. The purpose of this...

Large-Scale Thermodynamics of the Stratosphere and Mesosphere during the Major Stratospheric Warming in 2003/2004 (2007)

Mukhtarov, P, Andonov, B, Mitchell, NJ, Merzlyakov, E, Singer, W, Hocking, W, ...

The stratosphere-mesosphere response to the major sudden stratospheric warming (SSW) in the winter of 2003/2004 has been studied. The UKMO (UK Met. Office) data set was used to examine the features...

The effect of artifacts on dependence measurement in fMRI. (2006)

Gretton, Arthur, Belitski, A, Murayama, Y, Schölkopf, Bernhard, Logothetis, N

The study of effective connectivity by means of neuroimaging depends on the measurement of similarity between activity patterns at different locations in the brain, without necessarily presupposing a...

Ozone profiles in the high-latitude stratosphere and lower mesosphere measured by the Improved Limb Atmospheric Spectrometer (ILAS)-II: Comparison with other satellite sensors and ozonesondes (2006)

Sugita, T., Nakajima, H., Yokota, T., Kanzawa, H., Gernandt, H., Herber, A., ...

A solar occultation sensor, the Improved Limb Atmospheric Spectrometer (ILAS)-II, measured 5890 vertical profiles of ozone concentrations in the stratosphere and lower mesosphere and of other species...

Observations of the 5-day wave in the mesosphere and lower thermosphere (2006)

Riggin, D. M., Liu, H. L., Lieberman, R. S., Roble, R. G., Russell, J. M., Mertens, C. J., ...

Dennis M. Riggin, Han-Li Liu, Ruth S. Lieberman, Raymond G. Roble, James M. Russell, Christopher J. Mertens, Martin G. Mlynczak, Dora Pancheva, Steven J. Franke, Yasuhiro Murayama, Alan H. Manson,...

Tracing neural circuits in vivo with Mn-enhanced MRI (2006)

Murayama, Y., Weber, B., Kadharbatcha, S.S., Augath, M., Logothetis, N.K.

The application of MRI-visible paramagnetic tracers to reveal in vivo connectivity can provide important subject-specific information for multisite, multielectrode intracortical recordings in...

Observations of the 5-day wave in the mesosphere and lower thermosphere (2006)

Riggin, D. M., Liu, H. L., Lieberman, R. S., Roble, R. G., Russell, J. M., Mertens, C. J., ...

Dennis M. Riggin, Han-Li Liu, Ruth S. Lieberman, Raymond G. Roble, James M. Russell, Christopher J. Mertens, Martin G. Mlynczak, Dora Pancheva, Steven J. Franke, Yasuhiro Murayama, Alan H. Manson,...

Kernel constrained covariance for dependence measurement (2005)

Gretton, Arthur, Smola, Alex, Bousquet, Olivier, Herbrich, Ralf, Belitski, Andreas, Augath, M, ...

We discuss reproducing kernel Hilbert space (RKHS)-based measures of statistical dependence, with emphasis on constrained covariance (COCO), a novel criterion to test dependence of random variables....

Kernel Constrained Covariance for Dependence Measurement (2005)

Gretton, A., Smola, A.J., Bousquet, O., Herbrich, R., Belitski, A., Augath, M., ...

We discuss reproducing kernel Hilbert space (RKHS)-based measures of statistical dependence, with emphasis on constrained covariance (COCO), a novel criterion to test dependence of random variables....

Very slow activity fluctuations in monkey visual cortex: implications for functional imaging (2003)

Leopold,D.A., Murayama,Y., Logothetis,N.K.

We examined fluctuations in band-limited power (BLP) of local field potential (LFP) signals recorded from multiple electrodes in visual cortex of the monkey during different behavioral states. We...

Very slow activity fluctuations in monkey visual cortex: implications for functional imaging (2003)

Leopold, D.A., Murayama, Y., Logothetis, N.K.

We examined fluctuations in band-limited power (BLP) of local field potential (LFP) signals recorded from multiple electrodes in visual cortex of the monkey during different behavioral states. We...

Long-period wind oscillations in the mesosphere and lower thermosphere at Yamagawa (32°N,13°E), Pontianak (0°N, 109°E) and Christmas Island (2°N, 157°W) (2002)

Isoda, F., Tsuda, T., Nakamura, T., Murayama, Y., Igarashi, K., Vincent, Robert Alan, ...

Fusako Isoda, Toshitaka Tsuda, Takuji Nakamura, Yasuhiro Murayama, Kiyoshi Igarashi, R. A. Vincent, I. M. Reid, Agus Nuryantod and S. L. Manurung

Long-period wind oscillations in the mesosphere and lower thermosphere at Yamagawa (32°N,13°E), Pontianak (0°N, 109°E) and Christmas Island (2°N, 157°W) (2002)

Isoda, F., Tsuda, T., Nakamura, T., Murayama, Y., Igarashi, K., Vincent, Robert Alan, ...

Fusako Isoda, Toshitaka Tsuda, Takuji Nakamura, Yasuhiro Murayama, Kiyoshi Igarashi, R. A. Vincent, I. M. Reid, Agus Nuryantod and S. L. Manurung

Processing and High Temperature Deformation of Nb3Al. (1998)

Murayama, Y., Kumagai, T., Hanada, S.

Alloys based on the ordered intermetallic Nb3Al were fabricated by powder metallurgy processing, infiltration processing and clad-chip extrusion processing; by controlling processing variables,...

Dynamic Recrystallization of Nb3Al Produced from Alloy Powder. (1998)

Murayama, Y., Hanada, S., Obara, K.

The deformation of Nb3Al compressed at above 1300 K was studied using off-stoichiometric, single-phase Nb3Al produced by consolidaton of prealloyed and ball-milled powders; it was found that Nb3Al...

Screening effect of interlayer coupling on electronic transport properties of layered high-$T_c$ oxides (1995)

Sugano, R., Onogi, T., Murayama, Y.

We have investigated the effect of thermal fluctuation on the interlayer coupling of three-dimensional Josephson-junction arrays with anisotropic interactions as a model of layered high-$T_c$ oxides,...

Two-dimensional Superfluidity and Localization in the Hard-Core Boson Model: a Quantum Monte Carlo Study (1993)

Onogi, T., Murayama, Y.

Quantum Monte Carlo simulations are used to investigate the two-dimensional superfluid properties of the hard-core boson model, which show a strong dependence on particle density and disorder. We...

Conversion of G-protein specificity of insulin-like growth factor II/mannose 6-phosphate receptor by exchanging of a short region with beta-adrenergic receptor.

Takahashi, K, Murayama, Y, Okamoto, T, Yokota, T, Ikezu, T, Takahashi, S, ...

The 14-residue peptide (peptide 14) corresponding to Arg2410-Lys2423 of the insulin-like growth factor II receptor (IGF-IIR) can activate the adenylate cyclase-inhibitor guanine nucleotide-binding...

Molecular cloning and sequence analysis of antigen gene tdpA of Treponema denticola.

Miyamoto, M, Noji, S, Kokeguchi, S, Kato, K, Kurihara, H, Murayama, Y, ...

We isolated and characterized an immunogenic protein of an oral spirochete, Treponema denticola Johnson. A genomic DNA library constructed with bacteriophage lambda EMBL3 as a vector was...

Humoral immune response to an antigen from Porphyromonas gingivalis 381 in periodontal disease.

Kurihara, H, Nishimura, F, Nakamura, T, Nakagawa, M, Tanimoto, I, Nomura, Y, ...

The humoral immune responses of patients with periodontitis were evaluated to characterize the host response to Porphyromonas gingivalis. A sonic extract of P. gingivalis 381 from whole cells was...

Interleukin-8 is a major neutrophil chemotactic factor derived from cultured human gingival fibroblasts stimulated with interleukin-1 beta or tumor necrosis factor alpha.

Takashiba, S, Takigawa, M, Takahashi, K, Myokai, F, Nishimura, F, Chihara, T, ...

Inflammatory mediators produced by cells in the gingiva have been implicated in the initiation and progression of periodontal disease, a common infectious disease. In this study, we examined the...

Nuclease-sensitive binding of an Actinobacillus actinomycetemcomitans leukotoxin to the bacterial cell surface.

Ohta, H, Kato, K, Kokeguchi, S, Hara, H, Fukui, K, Murayama, Y

A leukotoxin of Actinobacillus actinomycetemcomitans 301-b was solubilized from cell-associated membrane vesicles by treatment with externally added DNase and RNase and was further purified by a...

Cell surface protein antigen from Wolinella recta ATCC 33238T.

Kokeguchi, S, Kato, K, Kurihara, H, Murayama, Y

A high-molecular-weight (approximately 150,000) protein was selectively isolated by acid extraction from the cell surface of Wolinella recta and purified by negative adsorption on DEAE-cellulose and...

Calcium-dependent protein kinase C activity of neutrophils in localized juvenile periodontitis.

Kurihara, H, Murayama, Y, Warbington, M L, Champagne, C M, Van Dyke, T E

Protein kinase C is a key molecule in neutrophil signal transduction after receptor stimulation by soluble bioactive molecules. It has been reported that neutrophils from most patients with localized...

Association of Actinobacillus actinomycetemcomitans leukotoxin with nucleic acids on the bacterial cell surface.

Ohta, H, Hara, H, Fukui, K, Kurihara, H, Murayama, Y, Kato, K

Actinobacillus actinomycetemcomitans, a periodontopathic gram-negative bacterium, produces a leukotoxin that is a member of the RTX cytotoxin family. Although genes may function in toxin secretion,...

Effect of dextranase on the extracellular polysaccharide synthesis of Streptococcus mutans; chemical and scanning electron microscopy studies.

Hamada, S, Mizuno, J, Murayama, Y, Ooshima, Y, Masuda, N

A dextranase preparation (AD17) partially purified from a culture liquor of Spicaria violacea strain IFO 6120 significantly inhibited the formation of artifcial dental plaque on a steel wire or on an...

Expression of V642 APP mutant causes cellular apoptosis as Alzheimer trait-linked phenotype.

Yamatsuji, T, Okamoto, T, Takeda, S, Murayama, Y, Tanaka, N, Nishimoto, I

APP is a transmembrane precursor of beta-amyloid. In dominantly inherited familial Alzheimer's disease (FAD), point mutations V6421, V642F and V642G have been discovered in APP695. Here we show that...

Intrinsic signaling function of APP as a novel target of three V642 mutations linked to familial Alzheimer's disease.

Okamoto, T, Takeda, S, Giambarella, U, Murayama, Y, Matsui, T, Katada, T, ...

APP695 is a transmembrane precursor of Abeta amyloid. In familial Alzheimer's disease (FAD), three mutations V642I/F/G were discovered in APP695, which has been suggested by multiple studies to be a...

G protein betagamma complex-mediated apoptosis by familial Alzheimer's disease mutant of APP.

Giambarella, U, Yamatsuji, T, Okamoto, T, Matsui, T, Ikezu, T, Murayama, Y, ...

In familial Alzheimer's disease (FAD), three missense mutations, V642I, V642F and V642G, that co-segregate with the disease phenotype have been discovered in the 695 amino acid form of the amyloid...

Immunological activities of Capnocytophaga cellular components.

Murayama, Y, Muranishi, K, Okada, H, Kato, K, Kotani, S, Takada, H, ...

Whole cells of a clinical isolate (strain S-3) of the genus Capnocytophaga were divided into cell envelope (CE) and cytoplasm (CP) fractions by mechanical disintegration followed by differential...

Sex hormone binding globulin as a reliable indicator of hormone dependence in human breast cancer.

Murayama, Y, Utsunomiya, J, Takahashi, I, Kitamura, M, Tominaga, T

One hundred nine pre- and postmenopausal mammary carcinoma cases were studied to elucidate the role of sex hormone binding globulin (SHBG) in the hormone dependence of human breast cancer. Our...

Growth-inhibitory effects of epidermal growth factor on human breast cancer and carcinoma of the esophagus transplanted into nude mice.

Murayama, Y

The present work was performed to clarify the effects of epidermal growth factor (EGF) on the growth of human breast cancer and carcinoma of the esophagus. Human breast cancer MX-1, UM-1, and...

Conversion of G-protein specificity of insulin-like growth factor II/mannose 6-phosphate receptor by exchanging of a short region with beta-adrenergic receptor.

Takahashi, K, Murayama, Y, Okamoto, T, Yokota, T, Ikezu, T, Takahashi, S, ...

The 14-residue peptide (peptide 14) corresponding to Arg2410-Lys2423 of the insulin-like growth factor II receptor (IGF-IIR) can activate the adenylate cyclase-inhibitor guanine nucleotide-binding...

Molecular cloning and sequence analysis of antigen gene tdpA of Treponema denticola.

Miyamoto, M, Noji, S, Kokeguchi, S, Kato, K, Kurihara, H, Murayama, Y, ...

We isolated and characterized an immunogenic protein of an oral spirochete, Treponema denticola Johnson. A genomic DNA library constructed with bacteriophage lambda EMBL3 as a vector was...

Humoral immune response to an antigen from Porphyromonas gingivalis 381 in periodontal disease.

Kurihara, H, Nishimura, F, Nakamura, T, Nakagawa, M, Tanimoto, I, Nomura, Y, ...

The humoral immune responses of patients with periodontitis were evaluated to characterize the host response to Porphyromonas gingivalis. A sonic extract of P. gingivalis 381 from whole cells was...

Interleukin-8 is a major neutrophil chemotactic factor derived from cultured human gingival fibroblasts stimulated with interleukin-1 beta or tumor necrosis factor alpha.

Takashiba, S, Takigawa, M, Takahashi, K, Myokai, F, Nishimura, F, Chihara, T, ...

Inflammatory mediators produced by cells in the gingiva have been implicated in the initiation and progression of periodontal disease, a common infectious disease. In this study, we examined the...

Nuclease-sensitive binding of an Actinobacillus actinomycetemcomitans leukotoxin to the bacterial cell surface.

Ohta, H, Kato, K, Kokeguchi, S, Hara, H, Fukui, K, Murayama, Y

A leukotoxin of Actinobacillus actinomycetemcomitans 301-b was solubilized from cell-associated membrane vesicles by treatment with externally added DNase and RNase and was further purified by a...

Cell surface protein antigen from Wolinella recta ATCC 33238T.

Kokeguchi, S, Kato, K, Kurihara, H, Murayama, Y

A high-molecular-weight (approximately 150,000) protein was selectively isolated by acid extraction from the cell surface of Wolinella recta and purified by negative adsorption on DEAE-cellulose and...