M Akashi

Summary

Affiliation: National Institute of Radiological Sciences
Country: Japan

Publications

  1. pmc p21WAF1 expression by an activator of protein kinase C is regulated mainly at the post-transcriptional level in cells lacking p53: important role of RNA stabilization
    M Akashi
    Division of Radiation Health, National Institute of Radiological Sciences, Chiba, 263 8555 Japan
    Biochem J 337:607-16. 1999
  2. ncbi request reprint An accidental exposure by a medical linear accelerator under construction
    Saori Kawamura
    Department of Radiation Emergency Medicine, National Institute of Radiological Sciences, 4 9 1 Anagawa Inage ku Chiba, 263 8555, Japan
    Igaku Butsuri 23:173-83. 2003
  3. doi request reprint Concerns of Disaster Medical Assistance Team (DMAT) members about troubles at the nuclear power plant: experience from the Niigata Chuetsu-Oki earthquake, 16 July 2007, in Japan
    Makoto Akashi
    Research Center for Radiation Emergency Medicine, National Institute of Radiological Sciences, Chiba, Japan
    Health Phys 98:804-9. 2010
  4. ncbi request reprint Initial symptoms of acute radiation syndrome in the JCO criticality accident in Tokai-mura
    M Akashi
    Division of Radiation Health, National Institute of Radiological Sciences, Chiba City, Chiba, Japan
    J Radiat Res 42:S157-66. 2001
  5. ncbi request reprint Bioassay for neutron-dose estimations of three patients in the JCO criticality accident in Tokai-mura by measuring beta-ray emitters
    H Takeda
    Environmental and Toxicological Sciences Research Group, National Institute of Radiological Sciences, Chiba, Japan
    J Radiat Res 42:S129-35. 2001
  6. ncbi request reprint Determination of radionuclides produced by neutrons in heavily exposed workers of the JCO criticality accident in Tokai-mura for estimating an individual's neutron fluence
    Y Muramatsu
    National Institute of Radiological Sciences, Chiba, Japan
    J Radiat Res 42:S117-28. 2001
  7. ncbi request reprint Initial medical management of patients severely irradiated in the Tokai-mura criticality accident
    T Hirama
    Research Center for Radiation Emergency Medicine, National Institute of Radiological Sciences, Chiba, Japan
    Br J Radiol 76:246-53. 2003
  8. ncbi request reprint 12-O-tetradecanoylphorbol-13-acetate-induced apoptosis is mediated by tumor necrosis factor alpha in human monocytic U937 cells
    Y Takada
    Division of Radiation Health, National Institute of Radiological Sciences, Chiba, 263 8555 Japan
    J Biol Chem 274:28286-92. 1999
  9. ncbi request reprint Validation and verification of the ICRP biokinetic model of 32P: the criticality accident at Tokai-Mura, Japan
    K Miyamoto
    National Institute of Radiological Sciences, 4 9 1, Anagawa, Inage ward, Chiba City, Japan 263 8555
    Radiat Prot Dosimetry 105:199-208. 2003
  10. ncbi request reprint Dose estimation of a soft X-ray exposure incident
    T Suzuki
    National Institute of Radiological Sciences, 9 1, Anagawa 4, Inage Ku, Chiba 263 8555, Japan
    Health Phys 91:S35-8. 2006

Collaborators

Detail Information

Publications12

  1. pmc p21WAF1 expression by an activator of protein kinase C is regulated mainly at the post-transcriptional level in cells lacking p53: important role of RNA stabilization
    M Akashi
    Division of Radiation Health, National Institute of Radiological Sciences, Chiba, 263 8555 Japan
    Biochem J 337:607-16. 1999
    ..These findings provide evidence that the PKC pathway induces expression of p21(WAF1) independently of p53. Our present study also suggests that the accumulation of p21(WAF1) transcripts by PMA occurs mainly at post-transcriptional level...
  2. ncbi request reprint An accidental exposure by a medical linear accelerator under construction
    Saori Kawamura
    Department of Radiation Emergency Medicine, National Institute of Radiological Sciences, 4 9 1 Anagawa Inage ku Chiba, 263 8555, Japan
    Igaku Butsuri 23:173-83. 2003
    ..Mean dose of the whole body ranged from 70 to 180 mSv. Estimated dose from his right foot to hand was between180 to 900 mSv...
  3. doi request reprint Concerns of Disaster Medical Assistance Team (DMAT) members about troubles at the nuclear power plant: experience from the Niigata Chuetsu-Oki earthquake, 16 July 2007, in Japan
    Makoto Akashi
    Research Center for Radiation Emergency Medicine, National Institute of Radiological Sciences, Chiba, Japan
    Health Phys 98:804-9. 2010
    ..This is the first report on DMATs deployed to an earthquake site with damage to NPPs...
  4. ncbi request reprint Initial symptoms of acute radiation syndrome in the JCO criticality accident in Tokai-mura
    M Akashi
    Division of Radiation Health, National Institute of Radiological Sciences, Chiba City, Chiba, Japan
    J Radiat Res 42:S157-66. 2001
    ..Therefore, prodromal symptoms may be important in making decisions for therapeutic strategies, such as stem-cell transplantation in heavily exposed victims...
  5. ncbi request reprint Bioassay for neutron-dose estimations of three patients in the JCO criticality accident in Tokai-mura by measuring beta-ray emitters
    H Takeda
    Environmental and Toxicological Sciences Research Group, National Institute of Radiological Sciences, Chiba, Japan
    J Radiat Res 42:S129-35. 2001
    ....
  6. ncbi request reprint Determination of radionuclides produced by neutrons in heavily exposed workers of the JCO criticality accident in Tokai-mura for estimating an individual's neutron fluence
    Y Muramatsu
    National Institute of Radiological Sciences, Chiba, Japan
    J Radiat Res 42:S117-28. 2001
    ..2 x 10(4),4.3 x 10(4) and 1.2 x 10(4) Bq24Na/g23Na. Based on these values, individual's neutron fluences were estimated to be 5.7 x 10(11), 3.0 x 10(-1) and 0.85 x 10(11) cm(-2), respectively...
  7. ncbi request reprint Initial medical management of patients severely irradiated in the Tokai-mura criticality accident
    T Hirama
    Research Center for Radiation Emergency Medicine, National Institute of Radiological Sciences, Chiba, Japan
    Br J Radiol 76:246-53. 2003
    ..In Patient C these manifestations improved within a week. The circumstances of the accident and the initial medical treatment of the victims are described...
  8. ncbi request reprint 12-O-tetradecanoylphorbol-13-acetate-induced apoptosis is mediated by tumor necrosis factor alpha in human monocytic U937 cells
    Y Takada
    Division of Radiation Health, National Institute of Radiological Sciences, Chiba, 263 8555 Japan
    J Biol Chem 274:28286-92. 1999
    ....
  9. ncbi request reprint Validation and verification of the ICRP biokinetic model of 32P: the criticality accident at Tokai-Mura, Japan
    K Miyamoto
    National Institute of Radiological Sciences, 4 9 1, Anagawa, Inage ward, Chiba City, Japan 263 8555
    Radiat Prot Dosimetry 105:199-208. 2003
    ..The working hypotheses in the present work should initiate renewed discussion of 32P biokinetics...
  10. ncbi request reprint Dose estimation of a soft X-ray exposure incident
    T Suzuki
    National Institute of Radiological Sciences, 9 1, Anagawa 4, Inage Ku, Chiba 263 8555, Japan
    Health Phys 91:S35-8. 2006
    ..The worker estimated his dose to be over 600 mSv. However, the doses to the skin and testes were evaluated to be 14 and 0.44 mSv, respectively, with an effective dose of 0.099 mSv...
  11. ncbi request reprint Chromosome aberrations in bone marrow cells from Japanese patients with thorotrastosis
    S Tanosaki
    Division of Radiation Health, National Institute of Radiological Sciences, Chiba 263 8555, Japan
    Radiat Res 152:S128-32. 1999
    ..Our study suggests that exposure of bone marrow cells to alpha-particle radiation may induce clonal chromosomal aberrations at a high frequency...
  12. doi request reprint Role of catalase in monocytic differentiation of U937 cells by TPA: hydrogen peroxide as a second messenger
    T Yamamoto
    Department of Radiation Emergency Medicine, The Research Center for Radiation Emergency Medicine, National Institute of Radiological Sciences, Chiba City, Chiba, Japan
    Leukemia 23:761-9. 2009
    ..Our results suggest that catalase inhibits monocytic differentiation by TPA; the decrease in catalase level and the accumulation of H(2)O(2) are significant events for monocyte/macrophage differentiation by TPA...