Search Results - (Author, Cooperation:S. Kawamoto)

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  1. 1
    Staff View
    Publication Date:
    2018-02-01
    Publisher:
    Royal Society
    Electronic ISSN:
    2054-5703
    Topics:
    Natural Sciences in General
    Keywords:
    molecular biology, genetics, ecology
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  2. 2
    A. Koizumi ; Y. Morita ; S. Kawamoto
    Nature Publishing Group (NPG)
    Published 2013
    Staff View
    Publication Date:
    2013-08-02
    Publisher:
    Nature Publishing Group (NPG)
    Print ISSN:
    0028-0836
    Electronic ISSN:
    1476-4687
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Natural Sciences in General
    Physics
    Keywords:
    *Communication ; Japan ; Motivation ; *Public Opinion ; Research/education ; *Research Personnel/psychology ; *Reward ; Science/*education
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  3. 3
    S. Kawamoto ; T. H. Tran ; M. Maruya ; K. Suzuki ; Y. Doi ; Y. Tsutsui ; L. M. Kato ; S. Fagarasan
    American Association for the Advancement of Science (AAAS)
    Published 2012
    Staff View
    Publication Date:
    2012-04-28
    Publisher:
    American Association for the Advancement of Science (AAAS)
    Print ISSN:
    0036-8075
    Electronic ISSN:
    1095-9203
    Topics:
    Biology
    Chemistry and Pharmacology
    Computer Science
    Medicine
    Natural Sciences in General
    Physics
    Keywords:
    Adoptive Transfer ; Animals ; B-Lymphocytes/*immunology ; Bacteria/immunology ; Bacterial Load ; *Bacterial Physiological Phenomena ; Feces/microbiology ; Genes, Immunoglobulin Heavy Chain ; Germinal Center/cytology/immunology ; Immunoglobulin A/biosynthesis/*immunology ; Intestinal Mucosa/*immunology ; Intestine, Small/immunology/*microbiology ; Lymphocyte Count ; Mice ; Peyer's Patches/cytology/immunology ; Plasma Cells/immunology/physiology ; Programmed Cell Death 1 Receptor/genetics/*physiology ; Symbiosis ; T-Lymphocytes, Helper-Inducer/*immunology
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  4. 4
    Oishi, A. ; Teshima, H. ; Ohata, K. ; Izumi, H. ; Kawamoto, S. ; Morishita, T. ; Tanaka, S.

    Woodbury, NY : American Institute of Physics (AIP)
    Published 1991
    Staff View
    ISSN:
    1077-3118
    Source:
    AIP Digital Archive
    Topics:
    Physics
    Notes:
    The c-axis oriented YBa2Cu3Ox (YBCO) film has been epitaxially grown on Y2O3 (001) substrates by in situ processing for the first time to our knowledge. The in-plane orientation relationship between YBCO and Y2O3 is 〈110〉YBCO(parallel)〈100〉Y2O3. The film exhibits, as deposited, T0C=86.2 K, ΔT=1.2 K; JC=1.4×107 and 2.0×106 A/cm2 in a magnetic field of 0 and 5 T at 5 K, respectively. Moreover, the interface between the YBCO and Y2O3 is very sharp and chemically stable.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  5. 5
    Itoh, K. ; Kawasaki, S. ; Kawamoto, S. ; Seishima, M. ; Chiba, H. ; Michibata, H. ; Wakimoto, K. ; Imai, Y. ; Minesaki, Y. ; Otsuji, M. ; Okubo, K.

    Oxford, UK; Malden, USA : Munksgaard International Publishers
    Published 2005
    Staff View
    ISSN:
    1600-0625
    Source:
    Blackwell Publishing Journal Backfiles 1879-2005
    Topics:
    Medicine
    Notes:
    Abstract:  To identify differentially expressed genes which play causal roles in pathogenesis and maintenance for psoriasis, we used BodyMapping and introduced amplified fragment length polymorphism approaches. From the BodyMap database, we selected 2007 genes which specifically expressed in epithelial tissues. Among 2007 genes, we surveyed genes which differentially expressed in involved or uninvolved psoriatic lesional skin samples compared with atopic dermatitis, mycosis fungoides, and normal skin samples. As a result of surveying 2007 genes, 241 genes were differentially expressed only in involved psoriatic skin but not in the other samples. Hierarchical cluster analysis of gene expression profiles showed that 13 independent psoriatic-involved skin samples clustered tightly together, reflecting highly similar expression profiles. Using the same 2007 gene set, we examined gene expression levels in five serial lesions from distal uninvolved psoriatic skin to involved psoriatic plaque. We identified seven genes such as alpha-1-microglobulin/bikunin precursor, calnexin, claudin 1, leucine zipper down-regulated in cancer 1, tyrosinase-related protein 1, Yes-associated protein 1, and unc-13-like protein (Coleonyx elegans) which show high-expression levels only in uninvolved psoriatic lesions. These seven genes, which were reported to be related to apoptosis or antiproliferation, might have causal roles in pathophysiology in psoriasis.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  6. 6
    Kawamoto, S. ; Fujimura, T. ; Nishida, M. ; Tanaka, T. ; Aki, T. ; Masubuchi, M. ; Hayashi, T. ; Suzuki, O. ; Shigeta, S. ; Ono, K.

    Oxford, UK : Blackwell Science Ltd
    Published 2002
    Staff View
    ISSN:
    1365-2222
    Source:
    Blackwell Publishing Journal Backfiles 1879-2005
    Topics:
    Medicine
    Notes:
    Background Japanese cedar (Cryptomeria japonica) pollen is a major cause of seasonal pollinosis, and more than 10% of Japanese people suffer from this allergic disorder. However, only two major pollen allergens, Cry j 1 and Cry j 2, have been identified and exclusively characterized.Objective The aim of this study was to explore and identify important Japanese cedar pollen allergens other than Cry j 1 or Cry j 2.Methods C. japonica cDNA library was immunoscreened by rabbit antiserum raised against a partially purified cedar pollen allergen fraction. An isolated cDNA clone was inserted into a glutathione S-transferase (GST)-tagged Escherichia coli expression vector to obtain recombinant GST fusion protein. Non-fusion recombinant protein was purified by glutathione Sepharose affinity chromatography in conjunction with factor Xa cleavage of the GST moiety. IgE-binding ability of the recombinant protein was then evaluated by western blot analysis and enzyme-linked immunosorbent assay (ELISA).Results The cDNA encodes 306 amino acids with significant sequence similarity to those of plant isoflavone reductase-like proteins, which include a recently identified birch pollen allergen Bet v 5. Western blot analysis demonstrated that recombinant protein was recognized by cedar pollinosis patient IgE. In contrast to Bet v 5 being reported as a minor allergen, the recombinant protein exhibited 76% IgE binding frequency (19/25) against pollinosis patients.Conclusion Here we identified the third member of Japanese cedar pollen allergen homologous to isoflavone reductase. Its high IgE-binding frequency implicates that the isoflavone reductase homologue might be an additional major pollen allergen in C. japonica.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  7. 7
    Fujimura, T. ; Shigeta, S. ; Suwa, T. ; Kawamoto, S. ; Aki, T. ; Masubuchi, M. ; Hayashi, T. ; Hide, M. ; Ono, K.

    Oxford, UK : Blackwell Science Ltd
    Published 2005
    Staff View
    ISSN:
    1365-2222
    Source:
    Blackwell Publishing Journal Backfiles 1879-2005
    Topics:
    Medicine
    Notes:
    Background Japanese cedar (Cryptomeria japonica) pollinosis is one of the most prevalent allergic diseases in Japan. Only three C. japonica allergens, Cry j 1, Cry j 2, and CJP-6, have been characterized. The full IgE-binding spectrum of C. japonica pollen allergens demonstrates that many allergens remain to be identified.Objective The aim of this study was to characterize a novel allergen with a high frequency of IgE binding.Methods The cDNA coding for a high-frequency IgE-binding protein, designated CJP-4, was cloned from the total mRNA of C. japonica pollen. The corresponding native allergen was purified by affinity precipitation with colloidal chitin and gel chromatography. The IgE-binding ability of purified native CJP-4 was characterized by ELISA and ELISA inhibition.Results The CJP-4 cDNA encoded 281 amino acids with significant sequence homology to class IV chitinases. Purified native CJP-4, migrated as a homogeneous 34-kDa protein on SDS-PAGE, revealed endochitinase activity on native PAGE. The purified protein displayed the ability to bind IgE from all patients tested (31/31) in ELISA, whereas Cry j 1 bound to IgE at a 71% frequency (22/31). Pre-incubation with latex C-serum completely inhibited the reaction of pooled sera IgE from patients with C. japonica pollinosis and/or latex allergy to purified CJP-4.Conclusion We identified CJP-4 as a novel and fourth C. japonica chitinase allergen with high IgE-binding frequency. The competitive IgE-binding profile between C. japonica chitinase and latex C-serum indicated that C. japonica chitinase should be an important pan-allergen in C. japonica pollen.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  8. 8
    Hirano, K ; Utsunomiya, Y ; Imasawa, T ; Aya, A ; Kawamoto, S ; Yokoo, T ; Kawamura, T ; Kawaguchi, Y ; Hosoya, T ; Sakai, O

    Melbourne, Australia : Blackwell Science Asia Pty. Ltd.
    Published 1999
    Staff View
    ISSN:
    1440-1797
    Source:
    Blackwell Publishing Journal Backfiles 1879-2005
    Topics:
    Medicine
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  9. 9
    Kawamoto, S. ; Nagaoka, E.

    Oxford, UK : Blackwell Science Ltd
    Published 2000
    Staff View
    ISSN:
    1365-2842
    Source:
    Blackwell Publishing Journal Backfiles 1879-2005
    Topics:
    Medicine
    Notes:
    This study, using 132 female rats, was designed to investigate whether oestrogen loss facilitates alveolar bone alterations induced by traumatic occlusion. Rats were ovariectomized (OVX) or underwent sham-operation (Sham). Seven days after surgery, half of the rats in each group were subjected to experimental traumatic occlusion (trauma), and the other half were left untreated. Thus, there were four groups: OVX+trauma, Sham+trauma, OVX, and Sham. Rats in each group were killed 1, 3, 5, 7, or 10 days after the introduction of occlusal trauma. The resected mandibles were processed without decalcification, and histomorphometric measurements were performed in the alveolar bone adjacent to the periodontal ligament of the first molar. The statistical assessment of the time- and group-specific differences by analysis of variance revealed significant differences between the OVX+trauma and Sham+trauma groups in the resorption parameters, but not in the formation parameters. The results show that the alveolar bone dynamics induced by traumatic occlusion are enhanced by oestrogen deficiency.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  10. 10
    Staff View
    ISSN:
    0003-9861
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Biology
    Chemistry and Pharmacology
    Physics
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  11. 11
    Staff View
    ISSN:
    0006-291X
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Biology
    Chemistry and Pharmacology
    Physics
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  12. 12
    Staff View
    ISSN:
    0006-291X
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Biology
    Chemistry and Pharmacology
    Physics
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  13. 13
    Staff View
    ISSN:
    0167-4781
    Keywords:
    (Rat) ; Argininosuccinate lyase ; B1 repeat ; Brain ; Nitric oxide ; Upstream AUG codon ; Upstream open reading frame ; Urea cycle
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Physics
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  14. 14
    Staff View
    ISSN:
    0378-1119
    Keywords:
    Autographa californica nuclear polyhedrosis virus ; Recombinant DNA ; expression vector ; glycosylation ; lymphokine
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Biology
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  15. 15
    Staff View
    ISSN:
    0921-4534
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Physics
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  16. 16
    Staff View
    ISSN:
    0921-4534
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Physics
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  17. 17
    Kawamoto, S. ; Nakamura, M. ; Yashima, S.

    Amsterdam : Elsevier
    Staff View
    ISSN:
    0922-338X
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Process Engineering, Biotechnology, Nutrition Technology
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  18. 18
    Staff View
    ISSN:
    0922-338X
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Process Engineering, Biotechnology, Nutrition Technology
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  19. 19
    Staff View
    ISSN:
    0922-338X
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Process Engineering, Biotechnology, Nutrition Technology
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  20. 20
    Kawamoto, S. ; Nomura, M. ; Ohno, T.

    Amsterdam : Elsevier
    Staff View
    ISSN:
    0922-338X
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Process Engineering, Biotechnology, Nutrition Technology
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses