2010 Fiscal Year Final Research Report
Induction of DNA double strand break by environmental genotoxic and carcinogenic agents
Project/Area Number |
18101002
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Research Category |
Grant-in-Aid for Scientific Research (S)
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Allocation Type | Single-year Grants |
Research Field |
Risk sciences of radiation/Chemicals
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Research Institution | Kyoto University |
Principal Investigator |
KOMATSU Kenshi Kyoto University, 放射線生物研究センター, 教授 (80124577)
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Co-Investigator(Kenkyū-buntansha) |
YAGI Takasi 大阪府立大学, 産学官連携機構, 教授 (80182301)
TAUCHI Hiroshi 茨城大学, 理学部, 教授 (70216597)
KATO Akihiro 京都大学, 放射線生物研究センター, 研究員 (70423051)
MORISIMA Kenichi 広島大学, 原爆放射線医科学研究所, 助教 (00363078)
MATSUURA Shinya 広島大学, 原爆放射線医科学研究所, 教授 (90274133)
|
Project Period (FY) |
2006 – 2010
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Keywords | DNA修復 / 複製阻害 / H2AXリン酸化 / 環境変異原,NBS1 |
Research Abstract |
By using phosphorylation of histone H2AX as a marker of DNA lesion, we showed here that DNA double strand breaks were generated by several environmental genotoxic and carcinogenic agents including UV and DNA cross-linking agents. These agents also induced gene mutations through translesional DNA synthesis, which is associated with NBS1. NBS1 is also involved in phosphorylation of H2AX and chromatin-remodeling at sites of DNA damage. Thus, NBS1 plays important roles in genome stability (inhibition of tumorigenesis) through DNA repair and cellular response to DNA lesions.
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[Journal Article] Regulation of homologous recombination by RNF20-dependent H2B ubiquitination2011
Author(s)
K.Nakamura, A.Kato, J.Kobayashi, H.Yanagihara, S.Sakamoto, D.V.N.P.Oliveira, M.Shimada, H.Tauchi, H.Suzuki, S.Tashiro, L.Zou, K.Komatsu.
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Journal Title
Molecular Cell 41
Pages: 515-628
Peer Reviewed
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[Journal Article] Application of the DNA adductome approach to assess the DNA-damaging capability of in vitro micronucleus test-positive compounds2011
Author(s)
Kato, K., Yamamura, E., Kawanishi, M., Yagi, T., Matsuda, T., Sugiyama, A., Uno.Y.
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Journal Title
Mutat.Res. 721
Pages: 21-26
Peer Reviewed
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[Journal Article] Two unrelated patients with MRE11A mutations and Nijmegen breakage syndrome-like severe microcephaly.2011
Author(s)
Matsumoto Y, Miyamoto T, Sakamoto H, Izumi H, Nakazawa Y, Ogi T, Tahara H, Oku S, Hiramoto A, Shiiki T, Fujisawa Y, Ohashi H, Sakemi Y, Matsuura S.
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Journal Title
DNA Repair (Amst) 10
Pages: 314-321
Peer Reviewed
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[Journal Article] Gimeracil sensitizes cells to radiation via inhibition of homologous recombination.2010
Author(s)
Takagi, M., Sakata, K., Someya, M., Tauchi, H., Iijima, K., Matsumoto, Y., Torigoe, T., Takahashi, A., Hareyama, M., Fukushima, M.
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Journal Title
Radiotherapy & Oncology 96
Pages: 259-266
Peer Reviewed
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[Journal Article] Mutations of optineurin in amyotrophic lateral sclerosis.2010
Author(s)
Maruyama H, Morino H, Ito H, Izumi Y, Kato H, Watanabe Y, Kinoshita Y, Kamada M, Nodera H, Suzuki H, Komure O, Matsuura S, Kobatake K, Morimoto N, Abe K, Suzuki N, Aoki M, Kawata A, Hirai T, Kato T, Ogasawara K, Hirano A, Takumi T, Kusaka H, Hagiwara K, Kaji R, Kawakami H.
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Journal Title
Nature 465
Pages: 223-226
Peer Reviewed
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[Journal Article] HpSulf, a heparan sulfate 6-O-endosulfatase, is involved in the regulation of VEGF signaling during sea urchin development.2010
Author(s)
Fujita K, Takechi E, Sakamoto N, Sumiyoshi N, Izumi S, Miyamoto T, Matsuura S, Tsurugaya T, Akasaka K, Yamamoto T.
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Journal Title
Mech Dev 127
Pages: 235-245
Peer Reviewed
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[Journal Article] Genotoxicity of 3,6-dinitrobenzo [e]pyrene, a novel mutagen in ambient air and surface soil, in mammalian cells in vitro and in vivo.2009
Author(s)
Kawanishi, M., Watanabe, T., Hagio, S., Ogo, S., Shimohara, C., Jouchi, R., Takayama, S., Hasei, T., Hirayama, T., Oda, Y., Yagi, T.
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Journal Title
Mutagenesis 24
Pages: 279-284
Peer Reviewed
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[Journal Article] Genotoxicity of nano/microparticles in in vitro micronuclei, in vivo comet and mutation assay systems2009
Author(s)
Totsuka, Y., Higuchi, T., Imai, T., Nishikawa, A., Nohmi, T., Kato, T., Masuda, S., Kinae, N., Hiyoshi, K., Ogo, S., Kawanishi, M., Yagi, T Ichinose, T., Sugimura, T., Wakabayashi, K.
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Journal Title
Particle fibre toxicol. 6(23)
Pages: 6-23
Peer Reviewed
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[Journal Article] Absence of Ku70 gene obliterates X-ray-induced lacZ mutagenesis of small deletions in mouse tissues.2008
Author(s)
Uehara Y, Ikehata H, Komura J, Ito A, Ogata M, Itoh T, Hirayama R, Furusawa Y, Ando K, Paunesku T, Woloschak GE, Komatsu K, Matsuura S, Ikura T, Kamiya K, Ono T.
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Journal Title
Radiat Res. 170
Pages: 216-223
Peer Reviewed
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[Journal Article] Centrosome amplification induced by survivin suppression enhances both chromosome instability and radiosensitivity in glioma cells.2008
Author(s)
Saito T, Hama S, Izumi H, Yamasaki F, Kajiwara Y, Matsuura S, Morishima K, Hidaka T, Shrestha P, Sugiyama K, Kurisu K.
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Journal Title
Br J Cancer. 98
Pages: 345-355
Peer Reviewed
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[Journal Article] DNA adduct formation in human hepatoma cells treated with 3-nitrobenzanthrone : analysis by the 32P-postlabeling method.2007
Author(s)
Kanno, T., Kawanishi, M., Takamura-Enya, T., Arlt, V.M., Phillips, D.H., Yagi.T.
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Journal Title
Mutat.Res. 634
Pages: 184-191
Peer Reviewed
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[Journal Article] Association of DNA-PK activity and radiation-induced NBS1 foci formation in lymphocytes with clinical malignancy in breast cancer patients.2007
Author(s)
Someya, M., Sakata, K., Matsumoto, Y., Tauchi, H., Narimatsu, H., Hareyama, M.
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Journal Title
Oncology Report 18
Pages: 873-878
Peer Reviewed
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[Journal Article] Monoallelic BUB1B Mutations and Defective Mitotic-Spindle Checkpoint in Seven Families With Premature Chromatid Separation (PCS) Syndrome.2006
Author(s)
S.Matsuura, Y.Matsumoto, K.Morishima, H.Izumi, H.Matsumoto, E.Ito, K.Tsutsui, J.Kobayashi, H.Tauchi, Y.Kajiwara, S.Hama, K.Kurisu, H.Tahara, M.Oshimura, K.Komatsu, Tatsuro Ikeuchi, Tadashi Kajii.
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Journal Title
Amer J Med Genet. 140(4)
Pages: 358-367
Peer Reviewed
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[Journal Article] Identification of three major DNA adducts formed by the carcinogenic air pollutant 3-nitrobenzanthrone in rat lung at the C8 and N2 position of guanine and at the N6 position of adenine.2006
Author(s)
Arlt, V.M., Schmeiser, H.H., Osborne, M.R., Kawanishi, M., Kanno, T., Yagi, T., Phillips D.H., Takamura-Enya, T.
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Journal Title
International Journal of Cancer 118
Pages: 2139-2146
Peer Reviewed
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