Niwa O - Search Results

1

The novel surveillance mechanism of the Trp53-dependent s-phase checkpoint ensures chromosome damage repair and preimplantation-stage development of mouse embryos fertilized with x-irradiated sperm.

Shimura T, Toyoshima M, Taga M, Shiraishi K, Uematsu N, Inoue M, Niwa O. Shimura T, et al. Among authors: niwa o. Radiat Res. 2002 Dec;158(6):735-42. doi: 10.1667/0033-7587(2002)158[0735:tnsmot]2.0.co;2. Radiat Res. 2002. PMID: 12452776

2

p53-dependent S-phase damage checkpoint and pronuclear cross talk in mouse zygotes with X-irradiated sperm.

Shimura T, Inoue M, Taga M, Shiraishi K, Uematsu N, Takei N, Yuan ZM, Shinohara T, Niwa O. Shimura T, et al. Among authors: niwa o. Mol Cell Biol. 2002 Apr;22(7):2220-8. doi: 10.1128/MCB.22.7.2220-2228.2002. Mol Cell Biol. 2002. PMID: 11884608 Free PMC article.

3

Persistent induction of somatic reversions of the pink-eyed unstable mutation in F1 mice born to fathers irradiated at the spermatozoa stage.

Shiraishi K, Shimura T, Taga M, Uematsu N, Gondo Y, Ohtaki M, Kominami R, Niwa O. Shiraishi K, et al. Among authors: niwa o. Radiat Res. 2002 Jun;157(6):661-7. doi: 10.1667/0033-7587(2002)157[0661:piosro]2.0.co;2. Radiat Res. 2002. PMID: 12005545

4

Transcription-independent suppression of DNA synthesis by p53 in sperm-irradiated mouse zygotes.

Toyoshima M, Shimura T, Adiga SK, Taga M, Shiraishi K, Inoue M, Yuan ZM, Niwa O. Toyoshima M, et al. Among authors: niwa o. Oncogene. 2005 May 5;24(20):3229-35. doi: 10.1038/sj.onc.1208514. Oncogene. 2005. PMID: 15735681

5

The effect of caffeine on p53-dependent radioresponses in undifferentiated mouse embryonal carcinoma cells after X-ray and UV-irradiations.

Taga M, Shiraishi K, Shimura T, Uematsu N, Kato T, Nishimune Y, Aizawa S, Oshimura M, Niwa O. Taga M, et al. Among authors: niwa o. J Radiat Res. 2000 Sep;41(3):227-41. doi: 10.1269/jrr.41.227. J Radiat Res. 2000. PMID: 11210826 Free article.

6

Suppression of replication fork progression in low-dose-specific p53-dependent S-phase DNA damage checkpoint.

Shimura T, Toyoshima M, Adiga SK, Kunoh T, Nagai H, Shimizu N, Inoue M, Niwa O. Shimura T, et al. Among authors: niwa o. Oncogene. 2006 Sep 28;25(44):5921-32. doi: 10.1038/sj.onc.1209624. Epub 2006 May 8. Oncogene. 2006. PMID: 16682953

7

Delayed and stage specific phosphorylation of H2AX during preimplantation development of gamma-irradiated mouse embryos.

Adiga SK, Toyoshima M, Shimura T, Takeda J, Uematsu N, Niwa O. Adiga SK, et al. Among authors: niwa o. Reproduction. 2007 Feb;133(2):415-22. doi: 10.1530/REP-06-0048. Reproduction. 2007. PMID: 17307909

8

Radiation induction of delayed recombination in Schizosaccharomyces pombe.

Takeda J, Uematsu N, Shiraishi S, Toyoshima M, Matsumoto T, Niwa O. Takeda J, et al. Among authors: niwa o. DNA Repair (Amst). 2008 Aug 2;7(8):1250-61. doi: 10.1016/j.dnarep.2008.04.006. Epub 2008 Jun 10. DNA Repair (Amst). 2008. PMID: 18547878

9

Increased frequencies of gene and chromosome mutations after X-irradiation in mouse embryonal carcinoma cells transfected with the bcl-2 gene.

Taga M, Shiraishi K, Shimura T, Uematsu N, Oshimura M, Niwa O. Taga M, et al. Among authors: niwa o. Jpn J Cancer Res. 2000 Oct;91(10):994-1000. doi: 10.1111/j.1349-7006.2000.tb00876.x. Jpn J Cancer Res. 2000. PMID: 11050469 Free PMC article.

10

Chromosome aberrations do not persist in the lymphocytes or bone marrow cells of mice irradiated in utero or soon after birth.

Nakano M, Kodama Y, Ohtaki K, Nakashima E, Niwa O, Toyoshima M, Nakamura N. Nakano M, et al. Among authors: niwa o. Radiat Res. 2007 Jun;167(6):693-702. doi: 10.1667/RR0718.1. Radiat Res. 2007. PMID: 17523844

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