T. Kawaguchi

Publication List Details

Period

1984 - 2008

Number

54

Co-Authors

An integrated approach for identifying relevant factors influencing software development productivity (2008)

Trendowicz, A., Ochs, M.A., Wickenkamp, A., Münch, J., Ishigai, Y., Kawaguchi, T.

Managing software development productivity and effort are key issues in software organizations. Identifying the most relevant factors influencing project performance is essential for implementing...

First Detection of 12CO (1--0) Emission from Two Narrow-Line Seyfert 1 Galaxies (2007)

Kawaguchi, T., Nakanishi, K., Kohno, K., Ohta, K., Aoki, K.

In order to investigate how the growth of galactic bulges progresses with the growth of central black holes (BHs), we observed molecular gas (fuel for the coming star formation) in possibly young...

Lessons learned and results from applying data-driven cost estimation to industrial data sets (2007)

Heidrich, J., Trendowicz, A., Münch, J., Ishigai, Y., Yokoyama, K., Kikuchi, N., ...

The increasing availability of cost-relevant data in industry allows companies to apply data-intensive estimation methods. However, available data are often inconsistent, invalid, or incomplete, so...

The application of slim disk models to ULX: the case of M33 X-8 (2005)

Foschini, L., Ebisawa, K., Kawaguchi, T., Cappelluti, N., Grandi, P., Malaguti, G., ...

A comparative XMM-Newton archival data spectral study of the ultraluminous X-ray source (ULX) M33 X-8 has been performed by using both the standard disk model and the newly developed slim disk...

Growth of massive black holes by super-Eddington accretion (2004)

Kawaguchi, T., Aoki, K., Ohta, K., Collin, S.

Narrow-Line Seyfert 1 galaxies (NLS1s) and Narrow-Line quasars (NLQs) seem to amount to ~ 10-30 % of active galactic nuclei (AGNs) in the local universe. Together with their average accretion rate,...

The origin of optical emission from super-Eddington accreting Active Galactic Nuclei: the case of Ton S 180 (2003)

Kawaguchi, T., Pierens, A.

Self-gravitating accretion discs have only been studied in a few nearby objects using maser spots at the parsec-scale. We find a new spectral window for observing the self-gravitating accretion disc...

The origin of emission and absorption features in Ton S180 Chandra observations (2003)

Zańska, A. Ró\., Czerny, B., Siemiginowska, A., Kawaguchi, T.

We present new interpretation of Ton S180 spectrum obtained by {\it Chandra} Spectrometer (Low Energy Transmission Grating). Several narrow absorption lines and a few emission disk lines have been...

Two-temperature coronal flow above a thin disk (2002)

Liu, B. F., Mineshige, S., Meyer, F., Meyer-Hofmeister, E., Kawaguchi, T.

We extended the disk corona model (Meyer & Meyer-Hofmeister 1994; Meyer, Liu, & Meyer-Hofmeister 2000a) to the inner region of galactic nuclei by including different temperatures in ions and...

Two-temperature coronal flow above a thin disk (2002)

Liu, B. F., Mineshige, S., Meyer, F., Meyer-Hofmeister, E., Kawaguchi, T.

We extended the disk corona model to the inner region of galactic nuclei by including different temperatures in ions and electrons as well as Compton cooling. We found that the mass evaporation rate,...

Theoretical Models of Multi-waveband QSO Luminosity Functions (2001)

Hosokawa, T., Mineshige, S., Kawaguchi, T., Yoshikawa, K., Umemura, M.

Cosmological evolution of the QSO luminosity functions (LFs) at NIR/optical/X-ray bands for 1.3 < z < 3.5 is investigated based on the realistic QSO spectra. The accretion-disk theory predicts that...

Spectral Energy Distributions of Active Galactic Nuclei from an Accretion Disk with Advective Coronal Flow (2000)

Kawaguchi, T., Shimura, T., Mineshige, S.

To explain the broad-band spectral energy distributions (SED) of Seyfert nuclei and QSOs, we study the emission spectrum emerging from a vertical disk-corona structure composed of a two-temperature...

Temporal 1/f^\alpha Fluctuations from Fractal Magnetic Fields in Black Hole Accretion Flow (1999)

Kawaguchi, T., Mineshige, S., Machida, M., Matsumoto, R., Shibata, K.

Rapid fluctuation with a frequency dependence of $1/f^{\alpha}$ (with $\alpha \simeq 1 - 2$) is characteristic of radiation from black-hole objects. Its origin remains poorly understood. We examine...

Minimizing Total Completion Time in a Two-Machine Flowshop: Analysis of Special Cases (1999)

J. A. Hoogeveen, T. Kawaguchi

We consider the problem of minimizing total completion time in a two-machine flowshop. We present a heuristic with worst-case bound 2fi=(ff + fi), where ff and fi denote the minimum and maximum...

AGN Variability (1998)

Kawaguchi, T., Mineshige, S.

Number of monitoring observations of continuum emission from Active Galactic Nuclei (AGNs) have been made in optical--X-ray bands. The results obtained so far show (i) random up and down on...

A THEORY OF THE MECHANICAL PROPERTIES OF SPHERULITES. (1998)

Kawaguchi,T., Stein,Richard S.

The mechanical properties of spherulites are calculated from the mechanical properties of the constituent structure which is assumed to be composed of crystalline lamella with transverse isotropy...

Optical Variability in Active Galactic Nuclei: Starbursts or Disk Instabilities? (1997)

Kawaguchi, T., Mineshige, S., Umemura, M., Turner, E. L.

Aperiodic optical variability is a common property of Active Galactic Nuclei (AGNs), though its physical origin is still open to question. To study the origin of the optical -- ultraviolet...

SILICA AEROGELS PREPARED BY THE SUPERCRITICAL DRYING TECHNIQUE (1989)

Iura, J., Kawaguchi, T.

Some aerogels of different bulk density were synthesized by the combination of solvent evaporation and supercritical drying for a base-catalyzed gel prepared from the TEOS-EtOH-H2O solution. The...

SILICA AEROGELS PREPARED BY THE SUPERCRITICAL DRYING TECHNIQUE (1989)

Iura, J., Kawaguchi, T.

Some aerogels of different bulk density were synthesized by the combination of solvent evaporation and supercritical drying for a base-catalyzed gel prepared from the TEOS-EtOH-H2O solution. The...

SILICA AEROGELS PREPARED BY THE SUPERCRITICAL DRYING TECHNIQUE (1989)

Iura, J., Kawaguchi, T.

Some aerogels of different bulk density were synthesized by the combination of solvent evaporation and supercritical drying for a base-catalyzed gel prepared from the TEOS-EtOH-H2O solution. The...

CONSTRUCTION AND TESTING OF BOBBIN-LESS SUPERCONDUCTING SOLENOID MAGNET (1984)

Wake, M., Takasaki, M., Hirabayashi, H., Satow, T., Asai, O., Kuno, K., ...

We present construction and testing of the 1/4 model of the bobbin-less superconducting solenoid magnet for VENUS detector.

CONSTRUCTION AND TESTING OF BOBBIN-LESS SUPERCONDUCTING SOLENOID MAGNET (1984)

Wake, M., Takasaki, M., Hirabayashi, H., Satow, T., Asai, O., Kuno, K., ...

We present construction and testing of the 1/4 model of the bobbin-less superconducting solenoid magnet for VENUS detector.

CONSTRUCTION AND TESTING OF BOBBIN-LESS SUPERCONDUCTING SOLENOID MAGNET (1984)

Wake, M., Takasaki, M., Hirabayashi, H., Satow, T., Asai, O., Kuno, K., ...

We present construction and testing of the 1/4 model of the bobbin-less superconducting solenoid magnet for VENUS detector.

Purification of two transcription factors required for initiation by mammalian RNA polymerase II.

Kawaguchi, T, Kitajima, S, Niho, Y, Oda, T, Germino, J, Weissman, S M, ...

We have purified two general transcription factors (FA and FE) necessary for specific transcription by mammalian RNA polymerase II to near homogeneity. Both activities are associated with peptides of...

Recombinant thermostable cycloinulo-oligosaccharide fructanotransferase produced by Saccharomyces cerevisiae.

Kanai, T, Ueki, N, Kawaguchi, T, Teranishi, Y, Atomi, H, Tomorbaatar, C, ...

A truncated fragment of the cycloinulo-oligosaccharide fructanotransferase (CFTase) gene of Bacillus circulans MCI-2554 was fused to the prepro secretion sequence of the alpha-factor and expressed in...

Expression of cryptantigen Th on paroxysmal nocturnal hemoglobinuria erythrocytes in association with a hemolytic exacerbation.

Nakakuma, H, Hidaka, M, Nagakura, S, Nishimura, Y, Iwamoto, N, Horikawa, K, ...

Paroxysmal nocturnal hemoglobinuria (PNH) erythrocytes lack complement regulatory membrane proteins and are susceptible to complement. Although the critical role of complement in intravascular...

Altered expression of gangliosides in erythrocytes of paroxysmal nocturnal hemoglobinuria.

Nakakuma, H, Kawaguchi, T, Horikawa, K, Hidaka, M, Yonemura, Y, Kawakita, M, ...

In paroxysmal nocturnal hemoglobinuria (PNH), impaired glycosyl-phosphatidylinositol (PI)-anchoring of membrane proteins such as decay-accelerating factor has been known to lead to increased...

Resolution and partial characterization of factors required for in vitro transcription by mammalian RNA polymerase II.

Kitajima, S, Kawaguchi, T, Yasukochi, Y, Weissman, S M

Multiple protein factors from HeLa cells are necessary for the accurate initiation of transcription on minimal promoters in vitro. We have partially purified these factors by chromatographic methods....

A heteromeric transcription factor required for mammalian RNA polymerase II.

Kitajima, S, Tanaka, Y, Kawaguchi, T, Nagaoka, T, Weissman, S M, Yasukochi, Y

A general transcription factor, FC, essential for specific initiation of in vitro transcription by mammalian RNA polymerase II was identified and a procedure developed to purify it to near...

New type of starch-binding domain: the direct repeat motif in the C-terminal region of Bacillus sp. no. 195 alpha-amylase contributes to starch binding and raw starch degrading.

Sumitani, J, Tottori, T, Kawaguchi, T, Arai, M

The alpha-amylase from Bacillus sp. no. 195 (BAA) consists of two domains: one is the catalytic domain similar to alpha-amylases from animals and Streptomyces in the N-terminal region; the other is...

Purification of two transcription factors required for initiation by mammalian RNA polymerase II.

Kawaguchi, T, Kitajima, S, Niho, Y, Oda, T, Germino, J, Weissman, S M, ...

We have purified two general transcription factors (FA and FE) necessary for specific transcription by mammalian RNA polymerase II to near homogeneity. Both activities are associated with peptides of...

Recombinant thermostable cycloinulo-oligosaccharide fructanotransferase produced by Saccharomyces cerevisiae.

Kanai, T, Ueki, N, Kawaguchi, T, Teranishi, Y, Atomi, H, Tomorbaatar, C, ...

A truncated fragment of the cycloinulo-oligosaccharide fructanotransferase (CFTase) gene of Bacillus circulans MCI-2554 was fused to the prepro secretion sequence of the alpha-factor and expressed in...

Expression of cryptantigen Th on paroxysmal nocturnal hemoglobinuria erythrocytes in association with a hemolytic exacerbation.

Nakakuma, H, Hidaka, M, Nagakura, S, Nishimura, Y, Iwamoto, N, Horikawa, K, ...

Paroxysmal nocturnal hemoglobinuria (PNH) erythrocytes lack complement regulatory membrane proteins and are susceptible to complement. Although the critical role of complement in intravascular...

Altered expression of gangliosides in erythrocytes of paroxysmal nocturnal hemoglobinuria.

Nakakuma, H, Kawaguchi, T, Horikawa, K, Hidaka, M, Yonemura, Y, Kawakita, M, ...

In paroxysmal nocturnal hemoglobinuria (PNH), impaired glycosyl-phosphatidylinositol (PI)-anchoring of membrane proteins such as decay-accelerating factor has been known to lead to increased...

Resolution and partial characterization of factors required for in vitro transcription by mammalian RNA polymerase II.

Kitajima, S, Kawaguchi, T, Yasukochi, Y, Weissman, S M

Multiple protein factors from HeLa cells are necessary for the accurate initiation of transcription on minimal promoters in vitro. We have partially purified these factors by chromatographic methods....

A heteromeric transcription factor required for mammalian RNA polymerase II.

Kitajima, S, Tanaka, Y, Kawaguchi, T, Nagaoka, T, Weissman, S M, Yasukochi, Y

A general transcription factor, FC, essential for specific initiation of in vitro transcription by mammalian RNA polymerase II was identified and a procedure developed to purify it to near...

New type of starch-binding domain: the direct repeat motif in the C-terminal region of Bacillus sp. no. 195 alpha-amylase contributes to starch binding and raw starch degrading.

Sumitani, J, Tottori, T, Kawaguchi, T, Arai, M

The alpha-amylase from Bacillus sp. no. 195 (BAA) consists of two domains: one is the catalytic domain similar to alpha-amylases from animals and Streptomyces in the N-terminal region; the other is...

Distribution of the HindIII restriction fragment length polymorphism among patients with systemic lupus erythematosus with different concentrations of CR1.

Satoh, H, Yokota, E, Tokiyama, K, Kawaguchi, T, Niho, Y

Sixty six patients with systemic lupus erythematosus (SLE) were genotyped using a HindIII restriction fragment length polymorphism identified by CR1.1 cDNA, then were followed up for an average of 50...

The chemical mediation of delayed hypersensitivity skin reactions. IV. Activation of chemotactic factor precursor by a trypsin-like protease in guinea pig plasma.

Kawaguchi, T., Ueda, K., Yamamoto, T., Kambara, T.

A single-chain precursor protein for macrophage chemotactic factor was previously reported (Ueda et al, Am J Pathol, 1982, 108:291-298). Apparent chemotactic activity was spontaneously generated in...

The chemical mediation of delayed hypersensitivity skin reactions: III. Purification and characterization of a precursor protein for macrophage-chemotactic factor in normal guinea pig plasma.

Ueda, K., Kawaguchi, T., Okamoto, T., Kambara, T.

A putative precursor protein for macrophage-chemotactic factor, which was extracted fro inflammatory skin sites (MCFS-1) (Kambara et al, Am J Pathol 1977, 87:359-374), was found in normal guinea pig...

Potentiation of the bronchoprotective effects of vasoactive intestinal peptide, isoprenaline, and theophylline against histamine challenge in anaesthetised guinea pigs by adrenomedullin.

Kanazawa, H., Kawaguchi, T., Fujii, T., Shoji, S., Hirata, K., Kudoh, S., ...

BACKGROUND: Adrenomedullin is a hypotensive peptide recently discovered in human phaeochromocytoma which has been found to inhibit bronchoconstriction induced by histamine and acetylcholine. This...

Magnetoencephalographic representation of the sensorimotor hand area in cases of intracerebral tumour

Oishi, M, Fukuda, M, Kameyama, S, Kawaguchi, T, Masuda, H, Tanaka, R

Objective: To assess the clinical value of magnetoencephalography (MEG) in localising the primary hand motor area and evaluating cortical distortion of the sensorimotor cortices in patients with...

Biliary secretion of endotoxin and pathogenesis of primary biliary cirrhosis.

Sakisaka, S., Koga, H., Sasatomi, K., Mimura, Y., Kawaguchi, T., Tanikawa, K.

Previous studies suggested endotoxin, derived from the intestine through the portal blood to the liver, was predominantly metabolized by Kupffer cells. In the present study, fluorescent-labeled...