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  1. No Access

    Article

    Nanostructured Ceramic Oxides Containing Ferrite Nanoparticles and Produced by Mechanical Milling.

    This investigation deals with the production process and the characterization of ceramic materials consisting of magnetic particles in an insulating matrix. Composites made of magnetite particles (Fe3O4 or MgFe2O

    A. Huerta-Ricardo, K. Tsuchiya, T. Umemoto, H.A. Calderon in MRS Online Proceedings Library (2012)

  2. No Access

    Chapter and Conference Paper

    Design of the Near-term Next Generation Space-VLBI Mission VSOP-2

    A second generation space VLBI mission, VSOP-2, is being planned for a launch in 2010 or soon after. The scientific objectives are very high angular resolution imaging of astrophysically exotic regions, includ...

    H. Hirabayashi, Y. Murata, P.G. Edwards, Y. Asaki… in Exploring the Cosmic Frontier (2007)

  3. No Access

    Article

    Map** of a gene responsible for the difference in amylopectin structure between japonica-type and indica-type rice varieties

    The present investigation revealed that the alk and gel(t) genes, which cause the differences between a japonica rice variety Nipponbare and an indica rice variety Kasalath in terms of the disintegration of endos...

    T. Umemoto, M. Yano, H. Satoh, A. Shomura, Y. Nakamura in Theoretical and Applied Genetics (2002)

  4. No Access

    Article

    Interannual, seasonal, local and body size variations in reproduction of the prawn Penaeus (Marsupenaeus) japonicus (Crustacea: Decapoda: Penaeidae) in the Ariake Sea and Tachibana Bay, Japan

     The reproductive biology of female Penaeus japonicus Bate was investigated in the Ariake Sea and Tachibana Bay (located outside the Ariake Sea), Japan from 1994 to 1996. Interannual, seasonal, individual female ...

    M. Minagawa, S. Yasumoto, T. Ariyoshi, T. Umemoto, T. Ueda in Marine Biology (2000)

  5. No Access

    Article

    Detection of lymph-node metastases in patients with gastric carcinoma: comparison of three MR imaging pulse sequences

    Background: To compare the diagnostic accuracy of magnetic resonance (MR) images obtained with three different pulse sequences for lymph-node metastases in patients with gastric cancer.

    M. Kato, S. Saji, M. Kanematsu, D. Fukada, K. Miya, T. Umemoto… in Abdominal Imaging (2000)

  6. No Access

    Chapter and Conference Paper

    Aperture synthesis observations of CO outflows in low-mass star forming regions

    We have made aperture synthesis observations of the CO outflows associated with low-mass young stellar objects using the Nobeyama Millimeter Array. Our angular resolution is 5–8″, which corresponds to 850–2100...

    N. Hirano, O. Kameya, T. Umemoto, M. Suzuki in Disks and Outflows Around Young Stars (1996)

  7. No Access

    Chapter and Conference Paper

    Human Lung Tumors, Patients’ Peripheral Blood Lymphocytes and Tumor Infiltrating Lymphocytes Propagated in Scid Mice

    Studies of the pathogenesis of human tumors and the evaluation of new therapeutic modalities have been limited by the lack of a suitable experimental animal model. Currently very little is known regarding pati...

    R. B. Bankert, T. Umemoto, Y. Sugiyama, F. A. Chen, E. Repasky, S. Yokota in The Scid Mouse (1989)

  8. No Access

    Article

    Isolation, partial purification and preliminary characterization of a bacteriocin from Streptococcus mutans Rm-10

    An extracellular bactericidal substance was isolated from the supernatant of Streptococcus mutans Rm-10 culture fluid and partially purified with 60% ammonium sulfate precipitation, differential centrifugation, a...

    H. Fukushima, J. Kelstrup, S. Fukushima, T. Umemoto, H. Sagawa in Antonie van Leeuwenhoek (1983)