Okamura A - Search Results

1

Broken sperm, cytoplasmic droplets and reduced sperm motility are principal markers of decreased sperm quality due to organophosphorus pesticides in rats.

Okamura A, Kamijima M, Ohtani K, Yamanoshita O, Nakamura D, Ito Y, Miyata M, Ueyama J, Suzuki T, Imai R, Takagi K, Nakajima T. Okamura A, et al. J Occup Health. 2009;51(6):478-87. doi: 10.1539/joh.l9019. Epub 2009 Sep 25. J Occup Health. 2009. PMID: 19779279 Free article.

2

A comprehensive evaluation of the testicular toxicity of dichlorvos in Wistar rats.

Okamura A, Kamijima M, Shibata E, Ohtani K, Takagi K, Ueyama J, Watanabe Y, Omura M, Wang H, Ichihara G, Kondo T, Nakajima T. Okamura A, et al. Toxicology. 2005 Sep 15;213(1-2):129-37. doi: 10.1016/j.tox.2005.05.015. Toxicology. 2005. PMID: 15979224

3

Biological monitoring of pyrethroid exposure of pest control workers in Japan.

Wang D, Kamijima M, Imai R, Suzuki T, Kameda Y, Asai K, Okamura A, Naito H, Ueyama J, Saito I, Nakajima T, Goto M, Shibata E, Kondo T, Takagi K, Takagi K, Wakusawa S. Wang D, et al. Among authors: okamura a. J Occup Health. 2007 Nov;49(6):509-14. doi: 10.1539/joh.49.509. J Occup Health. 2007. PMID: 18075212 Free article.

4

Permethrin may induce adult male mouse reproductive toxicity due to cis isomer not trans isomer.

Zhang SY, Ueyama J, Ito Y, Yanagiba Y, Okamura A, Kamijima M, Nakajima T. Zhang SY, et al. Among authors: okamura a. Toxicology. 2008 Jun 27;248(2-3):136-41. doi: 10.1016/j.tox.2008.03.018. Epub 2008 Mar 30. Toxicology. 2008. PMID: 18455858

5

Permethrin may disrupt testosterone biosynthesis via mitochondrial membrane damage of Leydig cells in adult male mouse.

Zhang SY, Ito Y, Yamanoshita O, Yanagiba Y, Kobayashi M, Taya K, Li C, Okamura A, Miyata M, Ueyama J, Lee CH, Kamijima M, Nakajima T. Zhang SY, et al. Among authors: okamura a. Endocrinology. 2007 Aug;148(8):3941-9. doi: 10.1210/en.2006-1497. Epub 2007 Apr 26. Endocrinology. 2007. PMID: 17463061

6

Trichloroethylene causes generalized hypersensitivity skin disorders complicated by hepatitis.

Kamijima M, Wang H, Huang H, Li L, Shibata E, Lin B, Sakai K, Liu H, Tsuchiyama F, Chen J, Okamura A, Huang X, Hisanaga N, Huang Z, Ito Y, Takeuchi Y, Nakajima T. Kamijima M, et al. Among authors: okamura a. J Occup Health. 2008;50(4):328-38. doi: 10.1539/joh.l8013. Epub 2008 Jun 9. J Occup Health. 2008. PMID: 18540116 Free article.

7

Molecular mechanism of trichloroethylene-induced hepatotoxicity mediated by CYP2E1.

Ramdhan DH, Kamijima M, Yamada N, Ito Y, Yanagiba Y, Nakamura D, Okamura A, Ichihara G, Aoyama T, Gonzalez FJ, Nakajima T. Ramdhan DH, et al. Among authors: okamura a. Toxicol Appl Pharmacol. 2008 Sep 15;231(3):300-7. doi: 10.1016/j.taap.2008.04.020. Epub 2008 May 2. Toxicol Appl Pharmacol. 2008. PMID: 18565563 Free PMC article.

8

Relationship between urinary pesticide metabolites and pest control operation among occupational pesticide sprayers.

Kimata A, Kondo T, Ueyama J, Yamamoto K, Mochizuki A, Asai K, Takagi K, Okamura A, Wang D, Kamijima M, Nakajima T, Fukaya Y, Shibata E, Gotoh M, Saito I. Kimata A, et al. Among authors: okamura a. J Occup Health. 2009;51(1):100-5. doi: 10.1539/joh.m7005. Epub 2008 Dec 5. J Occup Health. 2009. PMID: 19057113 Free article. No abstract available.

9

Bisphenol A may cause testosterone reduction by adversely affecting both testis and pituitary systems similar to estradiol.

Nakamura D, Yanagiba Y, Duan Z, Ito Y, Okamura A, Asaeda N, Tagawa Y, Li C, Taya K, Zhang SY, Naito H, Ramdhan DH, Kamijima M, Nakajima T. Nakamura D, et al. Among authors: okamura a. Toxicol Lett. 2010 Apr 15;194(1-2):16-25. doi: 10.1016/j.toxlet.2010.02.002. Epub 2010 Feb 6. Toxicol Lett. 2010. PMID: 20144698

10

New analytical method for sensitive quantification of urinary 3-methyl-4-nitrophenol to assess fenitrothion exposure in general population and occupational sprayers.

Okamura A, Saito I, Ueyama J, Ito Y, Nakajima T, Kamijima M. Okamura A, et al. Toxicol Lett. 2012 Apr 25;210(2):220-4. doi: 10.1016/j.toxlet.2011.10.008. Epub 2011 Oct 17. Toxicol Lett. 2012. PMID: 22027349

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