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  1. No Access

    Chapter

    15N Enrichment Methods to Quantify Two-Way Nitrogen Transfer Between Plants Linked by Mychorrhizal Networks

    Understanding the directions and magnitude of nitrogen (N) transfer between plants through common mychorrhizal networks (CMNs) may clarify the agricultural and ecological importance of CMNs. Studies have showe...

    X.H. He, C. Critchley, K. Nara, D. Southworth, C. S. Bledsoe in Symbiotic Fungi (2009)

  2. No Access

    Article

    Cu, Zn- and Mn-superoxide dismutase levels in brains of patients with schizophrenic psychosis

    Impaired oxidative stress defense has been reported in blood of both drug-naïve and antipsychotic-treated patients suffering from schizophrenic psychosis, indicating the involvement of free radical metabolism ...

    T. M. Michel, J. Thome, D. Martin, K. Nara, S. Zwerina… in Journal of Neural Transmission (2004)

  3. No Access

    Article

    Free radicals in Parkinson's disease

    Although there are a number of hypotheses to explain the pathobiochemistry of Parkinson's disease (PD), the one on oxidative stress (OS) has gained major interest. The evidence for OS participation as a cause...

    E. Koutsilieri, C. Scheller, E. Grünblatt, K. Nara, J. Li… in Journal of Neurology (2002)

  4. No Access

    Chapter

    Measurements of Gas Temperature in a Pulse Tube Using the Planar Laser Raleigh Scattering Method

    In pulse tube refrigerators, the behavior of gas in the pulse tube is considered to influence the performance of refrigerator. In order to improve this performance, it is necessary to observe characteristics o...

    K. Nara, Y. Hagiwara, S. Ito in Cryocoolers 10 (2002)

  5. No Access

    Article

    Competition between ectomycorrhizal fungi colonizing Pinus densiflora

     Interactive competition of Pisolithus tinctorius (Pers.) Coker et Couch with an unidentified species Tanashi 01 and Suillus luteus (L.: Fr.) S. F. Gray was investigated using a rhizobox. Pinus densiflora Sieb. e...

    B. Wu, K. Nara, T. Hogetsu in Mycorrhiza (1999)

  6. No Access

    Article

    Protective effect of nitric oxide against iron-induced neuronal damage

    We investigated the effect of nitric oxide (NO) on iron-induced neuronal damage. Incubation of PC12 cells after the addition of FeCl2 in-duced rapid increases (within 1 hr) in lipid peroxidation and a concentrat...

    K. Nara, D. Konno, J. Uchida, Y. Kiuchi, K. Oguchi in Journal of Neural Transmission (1999)

  7. No Access

    Chapter

    Simulated Annealing Applications

    Simulated Annealing (SA) is a method to solve an optimization problem by simulating a stochastic thermal dynamics of a metal cooling process. SA obtains an optimal solution by simulating a physical fact that l...

    K. Nara in Modern Optimisation Techniques in Power Systems (1999)

  8. No Access

    Chapter and Conference Paper

    Anisotropic Thermal Diffusivity of Untwinned Y-123 Single Crystal

    We have measured both the out-of-plane (c-axis) thermal diffusivity Dc and the in-plane (ab-plane) one Dab for an untwinned Y-123 single crystal by employing an advanced laser-heating ac calorimetry. An anisot...

    H. Kato, K. Nara, M. Okaji, A. Rykov, S. Tajima… in Advances in Superconductivity X (1998)

  9. No Access

    Article

    Behavioral stimulation without alteration of β and 5-HT receptors and adenylate cyclase activity in rat brain after chronic sertraline administration

    Effects of chronic treatment with selective 5-HT reuptake inhibitors (SSRIs) on the monoaminergic functions have not been much investigated in compared with tricyclic antidepressants. Therefore, we compared t...

    C. Tadokoro, Y. Kiuchi, Y. Yamazaki, K. Nara, K. Oguchi, K. Kamijima in Psychopharmacology (1997)

  10. No Access

    Article

    Existence of lipid vesicles containing platelet-activating factor in endothelial cell lysate

    Platelet aggregation activity due to platelet-activating factor (PAF) was detected at high molecular weight (HMW) and low molecular weight fractions after gel-filtration chromatography of cell lysate of endoth...

    S. Kojima, K. Nara, Y. Inada, S. Hirose, Y. Saito in Bioscience Reports (1992)

  11. No Access

    Article

    Proceedings of the international session of the 26th annual meeting October 18–20, 1984—Chiba, Japan

    Y. Kato, H. Miyamori, M. Unoura, N. Ohmizo, N. Tanaka… in Gastroenterologia Japonica (1985)

  12. No Access

    Article

    General lectures (II)

    K. Segawa, S. Nakazawa, N. Koide, K. Imai, N. Matsuo… in Gastroenterologia Japonica (1974)