A New Supernova Remnant Candidate and an Associated Outflow in the Sagittarius C Region (2009)
Tsuru, Takeshi Go, Nobukawa, Masayoshi, Nakajima, Hiroshi, Matsumoto, Hironori, Koyama, Katsuji, Yamauchi, Shigeo
We present the Suzaku results on a new candidate of a supernova remnant (SNR) in the Sagittarius C region. We detected diffuse X-rays of an elliptical shape (G359.41-0.12) and a chimney-like...
Motonori, Nagata, Sakuma, Hajime, Ishida, Nanaka, Kato, Shingo, Nakajima, Hiroshi, Ishida, Masaki, ...
No abstract available.
k-t SENSE accelerated stress myocardial perfusion MRI at 3 Tesla (2009)
Kato, Shingo, Sakuma, Hajime, Nagata, Motonori, Ishida, Nanaka, Kitagawa, Kakuya, Ishida, Masaki, ...
No abstract available.
Asai, Ayumi, Nakajima, Hiroshi, Shimojo, Masumi, Yokoyama, Takaaki, Masuda, Satoshi, Krucker, Sam
We present a detailed examination on the coronal nonthermal emissions during the preflare phase of the X4.8 flare that occurred on 2002 July 23. The microwave (17 GHz and 34 GHz) data obtained with...
Kagami, Shin-ichiro, Owada, Takayoshi, Kanari, Hiroko, Saito, Yukari, Suto, Akira, Ikeda, Kei, ...
Recent studies have suggested that statins, the inhibitors for 3-hydroxy-3-methyglutaryl (HMG)-CoA reductase in the mevalonate pathway, exhibit anti-inflammatory effects. However, the immune...
Nakajima, Hiroshi, Tsuru, Takeshi Go, Nobukawa, Masayoshi, Matsumoto, Hironori, Koyama, Katsuji, Murakami, Hiroshi, ...
This paper reports on the first results of the Suzaku observation in the Sgr C region. We detected four diffuse clumps with strong line emission at 6.4keV, Ka from neutral or low-ionized Fe. One of...
Nagata, Motonori, Sakuma, Hajime, Ishida, Nanaka, Kurita, Tairo, Nakajima, Hiroshi, Mikami, Yoko, ...
No abstract available.
Uchiyama, Hideki, Ozawa, Midori, Matsumoto, Hironori, Tsuru, Takeshi Go, Koyama, Katsuji, Kimura, Masashi, ...
The charge transfer inefficiency (CTI) of the X-ray CCDs on board the Suzaku satellite (X-ray Imaging Spectrometers; XIS) has increased since the launch due to radiation damage, and the energy...
Ozawa, Midori, Uchiyama, Hideki, Matsumoto, Hironori, Nakajima, Hiroshi, Koyama, Katsuji, Tsuru, Takeshi Go, ...
The X-ray Imaging Spectrometer (XIS) on board the Suzaku satellite is an X-ray CCD camera system that has superior performance such as a low background, high quantum efficiency, and good energy...
The Nature of a Cosmic-Ray Accelerator, CTB37 B, Observed with Suzaku and Chandra (2008)
Nakamura, Ryoko, Bamba, Aya, Ishida, Manabu, Nakajima, Hiroshi, Yamazaki, Ryo, Terada, Yukikatsu, ...
We report on Suzaku and Chandra observations of the young supernova remnant CTB37B, from which TeV gamma-rays were detected by the H.E.S.S. Cherenkov telescope. The 80 ks Suzaku observation provided...
Clifford Nass, Scott Brenner Brave, Yasunori Morishima, Hiroshi Nakajima, Ryota Yamada
This research examines the effects of a computer-mediated colearner agent that manifests caring orientations toward human learners. Just as caring orientations have positive effects on trust and...
A Palmprint Recognition Algorithm Using Phase-Only Correlation (2008)
ITO, Koichi, AOKI, Takafumi, NAKAJIMA, Hiroshi, KOBAYASHI, Koji, HIGUCHI, Tatsuo
This paper presents a palmprint recognition algorithm using Phase-Only Correlation (POC). The use of phase components in 2D (two-dimensional) discrete Fourier transforms of palmprint images makes it...
A Passive 3D Face Recognition System and Its Performance Evaluation (2008)
HAYASAKA, Akihiro, SHIBAHARA, Takuma, ITO, Koichi, AOKI, Takafumi, NAKAJIMA, Hiroshi, KOBAYASHI, Koji
This paper proposes a three-dimensional (3D) face recognition system using passive stereo vision. So far, the reported 3D face recognition techniques have used active 3D measurement methods to...
Nobukawa, Masayoshi, Tsuru, Takeshi Go, Takikawa, Yojiro, Hyodo, Yoshiaki, Inui, Tatsuya, Nakajima, Hiroshi, ...
We made a 100 ks observation of the Sagittarius (Sgr) B1 region at (l, b) = (0.5, -0.1) near to the Galactic center (GC) with the Suzaku/XIS. Emission lines of S XV, Fe I, Fe XXV, and Fe XXVI were...
The Suzaku Observation of RCW 86 Northeastern Shell (2007)
Yamaguchi, Hiroya, Koyama, Katsuji, Nakajima, Hiroshi, Bamba, Aya, Yamazaki, Ryo, Vink, Jacco, ...
This paper reports the Suzaku results on the northeast shell of RCW 86. With the spatial and spectral analysis, we separated the X-rays into three distinct components; low (kT_e~0.3keV) and high...
Suzaku wide-band observations of SN 1006 (2007)
Bamba, Aya, Fukazawa, Yasushi, Hiraga, Junko S., Hughes, John P., Katagiri, Hideaki, Kokubun, Motohide, ...
We report on the wide band spectra of SN 1006 as observed by Suzaku. Thermal and nonthermal emission are successfully resolved thanks to the excellent spectral response of Suzaku's X-ray CCD XIS. The...
X-Ray Spectroscopy of SN 1006 with Suzaku (2007)
Yamaguchi, Hiroya, Koyama, Katsuji, Katsuda, Satoru, Nakajima, Hiroshi, Hughes, John P., Bamba, Aya, ...
We report on observations of SN 1006 with the X-ray Imaging Spectrometers (XIS) on board Suzaku. We firmly detected K-shell emission from Fe, for the first time, and find that the Fe ionization state...
A Suzaku Observation of the Low-Ionization Fe-Line Emission from RCW 86 (2006)
Ueno, Masaru, Sato, Rie, Kataoka, Jun, Bamba, Aya, Harrus, Ilana, Hiraga, Junko, ...
The newly operational X-ray satellite Suzaku observed the southwestern quadrant of the supernova remnant (SNR) RCW 86 in February 2006 to study the nature of the 6.4 keV emission line first detected...
Iron and Nickel Line Diagnostics for the Galactic Center Diffuse Emission (2006)
Koyama, Katsuji, Hyodo, Yoshiaki, Inui, Tatsuya, Nakajima, Hiroshi, Matsumoto, Hironori, Tsuru, Takeshi Go, ...
We have observed the diffuse X-ray emission from the Galactic center (GC) using the X-ray Imaging Spectrometer (XIS) on Suzaku. The high-energy resolution and the low-background orbit provide...
A Detailed Observation of a LMC Supernova Remnant DEM L241 with XMM-Newton (2006)
Bamba, Aya, Ueno, Masaru, Nakajima, Hiroshi, Mori, Koji, Koyama, Katsuji
We report on an {\it XMM-Newton} observation of the supernova remnant (SNR) \object{DEM L241} in the Large Magellanic Cloud. In the soft band image, the emission shows an elongated structure, like a...
Yagi, Junji, Arimura, Yutaka, Takatori, Hiroaki, Nakajima, Hiroshi, Iwamoto, Itsuo, Uchiyama, Takehiko
Comparative studies using Th2-prone BALB/c and Th1-prone C57BL/6 mice were performed to clarify the influence of genetic background on Th cell differentiation. The results showed IL-4, the production...
Yagi, Junji, Arimura, Yutaka, Takatori, Hiroaki, Nakajima, Hiroshi, Iwamoto, Itsuo, Uchiyama, Takehiko
Comparative studies using Th2-prone BALB/c and Th1-prone C57BL/6 mice were performed to clarify the influence of genetic background on Th cell differentiation. The results showed IL-4, the production...
Hiroshi Nakajima, Koji Kobayashi, Makoto Morikawa, Atsushi Katsumata, Koichi Ito, Takafumi Aoki, ...
Abstract. A novel fingerprint recognition algorithm suitable for poor quality fingerprint is proposed, and implementation considerations to realize fingerprint recognition access controllers for...
Ayumi Asai, Hiroshi Nakajima, Masumi Shimojo, Stephen M. White, Hugh S. Hudson, R. P. Lin
We present a detailed examination on the nonthermal emissions during the preflare phase of the X4.8 flare that occurred on 2002 July 23. The microwave (17 GHz and 34 GHz) data obtained with Nobeyama...
Koichi Ito, Takafumi Aoki, Hiroshi Nakajima, Koji Kobayashi, Tatsuo Higuchi
A major approach for palmprint recognition today is to extract feature vectors corresponding to individual palmprint images and to perform palmprint matching based on some distance metrics. One of...
The role of affect and sociality in the agent-based collaborative learning system (2004)
Hiroshi Nakajima, Scott Brave, Ryota Yamada, Heidy Maldonado, Clifford Nass, Shigeyasu Kawaji, ...
Abstract. As computer systems are evolving and coming to be regarded as social actors, the importance of social intelligence that enables natural and socially appropriate interactions is gaining a...
Thermal and Non-thermal X-Rays from the LMC Super Bubble 30 Dor C (2003)
Bamba, Aya, Ueno, Masaru, Nakajima, Hiroshi, Koyama, Katsuji
We report on the discovery of thermal and non-thermal X-rays from the shells of the super bubble (SB) 30 Dor C in the Large Magellanic Cloud (LMC). The X-ray morphology is a nearly circular shell...
X-Ray Observation on the Monoceros R2 Star-Forming Region with the Chandra ACIS-I Array (2003)
Nakajima, Hiroshi, Imanishi, Kensuke, Takagi, Shin-ichiro, Koyama, Katsuji, Tsujimoto, Masahiro
We report on the results of the Chandra observation on the central region of the Monoceros R2 cloud (Mon R2), a high-mass star-forming region (SFR). With a deep exposure of 100 ks, we detected 368...
Efficient Processing of Nested Fuzzy (2001)
Sql Queries In, Qi Yang, Weining Zhang, Chengwen Liu, Jing Wu, Clement Yu, ...
this paper, we extend the unnesting techniques to process several types of nested fuzzy queries. An extended merge-join is used to evaluate the unnested fuzzy queries. As shown by both theoretical...
Suzuki, Kotaro, Nakajima, Hiroshi, Saito, Yasushi, Saito, Takashi, Leonard, Warren J., Iwamoto, Itsuo
The common cytokine receptor γ chain (γc) is an essential receptor component for IL-2, IL-4, IL-7, IL-9 and IL-15, and thereby γc-deficient mice exhibit impaired T cell and B cell development. The...
Manya, Hiroshi, Sato, Yuji, Eguchi, Naomi, Seiki, Kousuke, Oda, Hiroshi, Nakajima, Hiroshi, ...
Lipocalin-type prostaglandin D synthase (L-PGDS) is a highly glycosylated member of the lipocalin gene family and is secreted into various human body fluids. We comparatively analyzed the structures...
Saeki, Yuichi, Sakakibara, Yoichi, Araki, Yoichi, Yanagisawa, Ken, Suiko, Masahito, Nakajima, Hiroshi, ...
A mouse liver homogenate was shown to contain enzymatic activities catalyzing the sulfation of 3,4-dihydroxyphenylalanine (Dopa) and tyrosine isomers with a pH optimum of 8.25. Western blot analysis...
Kawabata, Shun-ichiro, Nagayama, Ranko, Hirata, Michimasa, Shigenaga, Takeshi, Agarwala, Kishan Lal, Saito, Tetsu, ...
Small granules of horseshoe crab hemocytes contain two known major antimicrobial substances, tachyplesin and big defensin (S5), and at least five protein components (S1 58), with unknown functions....
Wataha, John C., Nakajima, Hiroshi, Hanks, Carl T., Okabe, Toru
Objectives. An in vitro screening test was used to compare the cytotoxicity and elemental release from mercury- and gallium-based dental restorative materials. Methods. The test employed three...
Oshiro, Satoru, Nakamura, Yuichi, Ishige, Ryuta, Hori, Makoto, Nakajima, Hiroshi, Gahl, William A.
Mammalian cells internalize iron as diferric transferrin (Fe2Tf) iron via receptor-mediated endocytosis (RME) and a redox mechanism under physiological condition and as an iron salt through the...
Muta, Tatsushi, Fujimoto, Tamiji, Nakajima, Hiroshi, Iwanaga, Sadaaki
Tachyplesins and their analogs are antimicrobial peptides composed of 17 or 18 amino acid residues present abundantly in acid extracts of hemocyte debris of horseshoe crabs. We purified here...
Amino Acid Sequence of NADH-Cytochrome b5 Reductase of Human Erythrocytes (1984)
YUBISUI, Toshitsugu, MIYATA, Toshiyuki, IWANAGA, Sadaaki, TAMURA, Minoru, YOSHIDA, Satoshi, TAKESHITA, Masazumi, ...
The amino acid sequence of soluble NADH-cytochrome b5 reductase purified from normal human erythrocytes was determined as one approach to understand the hereditary disease of a deficiency of this...
Studies on the Allosteric Nature of Acetate Kinase from Bacillus stearothermophilus (1979)
NAKAJIMA, Hiroshi, SUZUKI, Koichi, IMAHORI, Kazutomo
Fructose 1,6-bisphosphate (FBP) stimulates the reaction of Bacillus stearothermophilus acetate kinase (AK). FBP changes the reaction curve for ATP from a sigmoidal type to a Michaelis Menten one. The...
Purification and Properties of Acetate Kinase from Bacillus stearothermophilus (1978)
NAKAJIMA, Hiroshi, SUZUKI, Koichi, IMAHORI, Kazutomo
1. Acetate kinase [EC 2.7.2.1] from an thermophile, B. stearothermophilus, was purified and crystallized. 2. This enzyme was shown to be a tetramer of identical subunits which had a molecular weight...
Changes of DNA Ligase in Developing Rat Brain (1977)
NAKAYA, Noriko, SAWASAKI, Yoshio, TERAOKA, Hirobumi, NAKAJIMA, Hiroshi, TSUKADA, Kinji
DNA ligase was isolated from rat brain and characterized. In developing rat brain the DNA ligase activities of the cerebellum increased after birth, at least 5 fold more than those of non-cerebellar...
Functional cleavage of the common cytokine receptor γ chain (γc) by calpain
Noguchi, Masayuki, Sarin, Apurva, Aman, M. Javad, Nakajima, Hiroshi, Shores, Elizabeth W., Henkart, Pierre A., ...
The small subunit of calpain, a calcium-dependent cysteine protease, was found to interact with the cytoplasmic domain of the common cytokine receptor γ chain (γc) in a yeast two-hybrid interaction...
Identification of Akt Association and Oligomerization Domains of the Akt Kinase Coactivator TCL1
Künstle, Gerald, Laine, Jarmo, Pierron, Gaelle, Kagami, Shin-ichiro, Nakajima, Hiroshi, Hoh, Francois, ...
Serine/threonine kinase Akt/protein kinase B, the cellular homologue of the transforming viral oncogene v-Akt, plays a central role in the regulation of cell survival and proliferation. We have...
Hirose, Kenji, Itoh, Ken-Ichiro, Nakajima, Hiroshi, Kurazono, Takayuki, Yamaguchi, Masanori, Moriya, Kazuo, ...
The PCR primers for O, H, and Vi antigen genes, tyv (rfbE), prt (rfbS), fliC-d, fliC-a, and viaB, were designed and used for the rapid identification of Salmonella enterica serovars Typhi and...
Design of metal cofactors activated by a protein–protein electron transfer system
Ueno, Takafumi, Yokoi, Norihiko, Unno, Masaki, Matsui, Toshitaka, Tokita, Yuichi, Yamada, Masako, ...
Protein-to-protein electron transfer (ET) is a critical process in biological chemistry for which fundamental understanding is expected to provide a wealth of applications in biotechnology....
Functional cleavage of the common cytokine receptor γ chain (γc) by calpain
Noguchi, Masayuki, Sarin, Apurva, Aman, M. Javad, Nakajima, Hiroshi, Shores, Elizabeth W., Henkart, Pierre A., ...
The small subunit of calpain, a calcium-dependent cysteine protease, was found to interact with the cytoplasmic domain of the common cytokine receptor γ chain (γc) in a yeast two-hybrid interaction...
Identification of Akt Association and Oligomerization Domains of the Akt Kinase Coactivator TCL1
Künstle, Gerald, Laine, Jarmo, Pierron, Gaelle, Kagami, Shin-ichiro, Nakajima, Hiroshi, Hoh, Francois, ...
Serine/threonine kinase Akt/protein kinase B, the cellular homologue of the transforming viral oncogene v-Akt, plays a central role in the regulation of cell survival and proliferation. We have...
Hirose, Kenji, Itoh, Ken-Ichiro, Nakajima, Hiroshi, Kurazono, Takayuki, Yamaguchi, Masanori, Moriya, Kazuo, ...
The PCR primers for O, H, and Vi antigen genes, tyv (rfbE), prt (rfbS), fliC-d, fliC-a, and viaB, were designed and used for the rapid identification of Salmonella enterica serovars Typhi and...
Hoshimoto, Aihiro, Suzuki, Yasuo, Katsuno, Tatsuro, Nakajima, Hiroshi, Saito, Yasushi
Medium-chain triglyceride (MCT) is often administered to patients with Crohn's disease (CD) or short-bowel syndrome. However, little is known about the effects of medium-chain fatty acids (MCFAs) and...
Proteolytic Processing of Stat6 Signaling in Mast Cells as a Negative Regulatory Mechanism
Suzuki, Kotaro, Nakajima, Hiroshi, Kagami, Shin-ichiro, Suto, Akira, Ikeda, Kei, Hirose, Koichi, ...
Accumulating evidence has shown the importance of Stat6-mediated signaling in allergic diseases. In this study, we show a novel regulatory mechanism of Stat6-mediated signaling in mast cells. When...
IL-4–Stat6 Signaling Induces Tristetraprolin Expression and Inhibits TNF-α Production in Mast Cells
Suzuki, Kotaro, Nakajima, Hiroshi, Ikeda, Kei, Maezawa, Yuko, Suto, Akira, Takatori, Hiroaki, ...
Increasing evidence has revealed that mast cell–derived tumor necrosis factor α (TNF-α) plays a critical role in a number of inflammatory responses by recruiting inflammatory leukocytes. In this...
The Common Cytokine Receptor γ Chain Plays an Essential Role in Regulating Lymphoid Homeostasis
Nakajima, Hiroshi, Shores, Elizabeth W., Noguchi, Masayuki, Leonard, Warren J.
In the immune system, there is a careful regulation not only of lymphoid development and proliferation, but also of the fate of activated and proliferating cells. Although the manner in which these...
Boesteanu, Alina, Silva, A. Dharshan De, Nakajima, Hiroshi, Leonard, Warren J., Peschon, Jacques J., Joyce, Sebastian
The commitment, differentiation, and expansion of mainstream α/β T cells during ontogeny depend on the highly controlled interplay of signals relayed by cytokines through their receptors on...
Stat5b Is Essential for Natural Killer Cell–mediated Proliferation and Cytolytic Activity
Imada, Kazunori, Bloom, Eda T., Nakajima, Hiroshi, Horvath-Arcidiacono, Judith A., Udy, Garry B., Davey, Helen W., ...
We have analyzed the immune system in Stat5-deficient mice. Although Stat5a−/− splenocytes have a partial defect in anti-CD3-induced proliferation that can be overcome by high dose interleukin...
Durum, Scott K., Candèias, Serge, Nakajima, Hiroshi, Leonard, Warren J., Baird, Allison M., Berg, Leslie J., ...
VDJ recombination of T cell receptor and immunoglobulin loci occurs in immature lymphoid cells. Although the molecular mechanisms of DNA cleavage and ligation have become more clear, it is not...
Age-adjusted mortality and its association to variations in urban conditions in Shanghai
Takano, Takehito, Fu, Jia, Nakamura, Keiko, Uji, Kazuyuki, Fukuda, Yoshiharu, Watanabe, Masafumi, ...
Terashima, Asuka, Watarai, Hiroshi, Inoue, Sayo, Sekine, Etsuko, Nakagawa, Ryusuke, Hase, Koji, ...
Airway hypersensitive reaction (AHR) is an animal model for asthma, which is caused or enhanced by environmental factors such as allergen exposure. However, the precise mechanisms that drive AHR...
Suzuki, Mamoru, Sawasaki, Yoshio, Waki, Seiji, Iwaoka, Hideo, Asada, Takashi, Nakajima, Hiroshi
A carrier-free electrophoresis apparatus was used to isolate rat erythrocytes parasitized with Plasmodium berghei. The region of high electrophoretic mobility yielded noninfected erythrocytes,...