Okamoto Y - Search Results

1

Formation of estrogenic products from environmental phthalate esters under light exposure.

Okamoto Y, Hayashi T, Toda C, Ueda K, Hashizume K, Itoh K, Nishikawa J, Nishihara T, Kojima N. Okamoto Y, et al. Chemosphere. 2006 Sep;64(10):1785-92. doi: 10.1016/j.chemosphere.2005.12.046. Epub 2006 Feb 8. Chemosphere. 2006. PMID: 16466777

2

DNA damage by ethylbenzenehydroperoxide formed from carcinogenic ethylbenzene by sunlight irradiation.

Toda C, Uchida T, Midorikawa K, Murata M, Hiraku Y, Okamoto Y, Ueda K, Kojima N, Kawanishi S. Toda C, et al. Among authors: okamoto y. Biochem Biophys Res Commun. 2003 May 16;304(4):638-42. doi: 10.1016/s0006-291x(03)00652-1. Biochem Biophys Res Commun. 2003. PMID: 12727201

3

Unequivocal estrogen receptor-binding affinity of phthalate esters featured with ring hydroxylation and proper alkyl chain size.

Toda C, Okamoto Y, Ueda K, Hashizume K, Itoh K, Kojima N. Toda C, et al. Among authors: okamoto y. Arch Biochem Biophys. 2004 Nov 1;431(1):16-21. doi: 10.1016/j.abb.2004.07.028. Arch Biochem Biophys. 2004. PMID: 15464722

4

Metabolic activation of carcinogenic ethylbenzene leads to oxidative DNA damage.

Midorikawa K, Uchida T, Okamoto Y, Toda C, Sakai Y, Ueda K, Hiraku Y, Murata M, Kawanishi S, Kojima N. Midorikawa K, et al. Among authors: okamoto y. Chem Biol Interact. 2004 Dec 7;150(3):271-81. doi: 10.1016/j.cbi.2004.09.020. Chem Biol Interact. 2004. PMID: 15560893

5

Isoflavonoids with antiestrogenic activity from Millettia pachycarpa.

Ito C, Itoigawa M, Kumagaya M, Okamoto Y, Ueda K, Nishihara T, Kojima N, Furukawa H. Ito C, et al. Among authors: okamoto y. J Nat Prod. 2006 Jan;69(1):138-41. doi: 10.1021/np050341w. J Nat Prod. 2006. PMID: 16441086

6

Toxicity of di(2-ethylhexyl)phthalate (DEHP) and di(2-ethylhexyl)adipate (DEHA) under conditions of renal dysfunction induced with folic acid in rats: enhancement of male reproductive toxicity of DEHP is associated with an increase of the mono-derivative.

Nabae K, Doi Y, Takahashi S, Ichihara T, Toda C, Ueda K, Okamoto Y, Kojima N, Tamano S, Shirai T. Nabae K, et al. Among authors: okamoto y. Reprod Toxicol. 2006 Oct;22(3):411-7. doi: 10.1016/j.reprotox.2006.07.003. Epub 2006 Jul 21. Reprod Toxicol. 2006. PMID: 16952438

7

Formation of estrogenic products from benzophenone after exposure to sunlight.

Hayashi T, Okamoto Y, Ueda K, Kojima N. Hayashi T, et al. Among authors: okamoto y. Toxicol Lett. 2006 Nov 1;167(1):1-7. doi: 10.1016/j.toxlet.2006.08.001. Epub 2006 Aug 15. Toxicol Lett. 2006. PMID: 17010539

8

Combined activation of methyl paraben by light irradiation and esterase metabolism toward oxidative DNA damage.

Okamoto Y, Hayashi T, Matsunami S, Ueda K, Kojima N. Okamoto Y, et al. Chem Res Toxicol. 2008 Aug;21(8):1594-9. doi: 10.1021/tx800066u. Epub 2008 Jul 26. Chem Res Toxicol. 2008. PMID: 18656963

9

Production of polyselenodipenicillamines, unique selenium compounds.

Nishida H, Ando M, Itoh K, Ueda K, Nishida Y, Okamoto Y, Toda C, Kojima N. Nishida H, et al. Among authors: okamoto y. Chem Pharm Bull (Tokyo). 2010 Jul;58(7):957-60. doi: 10.1248/cpb.58.957. Chem Pharm Bull (Tokyo). 2010. PMID: 20606346 Free article.

10

Carbonyl side-chain of catechol compounds is a key structure for the suppression of copper-associated oxidative DNA damage in vitro.

Ando M, Nishida H, Nishino Y, Ohbayashi M, Ueda K, Okamoto Y, Kojima N. Ando M, et al. Among authors: okamoto y. Toxicol Lett. 2010 Dec 15;199(3):213-7. doi: 10.1016/j.toxlet.2010.08.024. Epub 2010 Sep 9. Toxicol Lett. 2010. PMID: 20832456

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