Effect of neonicotinoid in the immature murine testes.
Project/Area Number |
26460809
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Multi-year Fund |
Section | 一般 |
Research Field |
Hygiene and public health
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Research Institution | Tokai University |
Principal Investigator |
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Co-Investigator(Kenkyū-buntansha) |
坂部 貢 東海大学, 医学部, 教授 (70162302)
遠藤 整 東海大学, 医学部, 講師 (10550551)
内藤 宗和 愛知医科大学, 医学部, 教授 (10384984)
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Project Period (FY) |
2014-04-01 – 2018-03-31
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Project Status |
Completed (Fiscal Year 2017)
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Budget Amount *help |
¥4,810,000 (Direct Cost: ¥3,700,000、Indirect Cost: ¥1,110,000)
Fiscal Year 2017: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2016: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2015: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2014: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
|
Keywords | ネオニコチノイド / 精巣 / マウス / 未成熟 / 性成熟 / 神経 / ネオ二コチノイド |
Outline of Final Research Achievements |
Neonicotinoids belong to a new and widely used pesticides, and are thought to be safe to humans. With mimic chemical structures to nicotine, neonicotinoids also have agonist activity at nicotine acetylcholine receptor (nAchR). However, it has been recently reported that neonicotinoids have been are implicated in a number of human health disorders. Actually, nAChR have is expressed in not only the nervous system but also the reproductive system. In the testis, spermatid / sperm appear by meiosis when reach puberty. Therefore, the environment inside the testis changes dramatically after the puberty. Until now, when administering neonicotinoid pesticides to adult mice, decrease of testosterone has been reported. However, there has been no report about the effect of neonicotinoid pesticide in juvenile stage. In present study, we immunotoxically analyzed the testicular environment of oral administration neonicotinoid pesticide in the immature mice.
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Report
(5 results)
Research Products
(43 results)
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[Journal Article] Common and separate origins of the left and right inferior phrenic artery with a review of the literature.2017
Author(s)
Terayama H, Yi SQ, Tanaka O, Kanazawa T, Suyama K, Kosemura N, Tetsu S, Yamazaki H, Sakamoto R, Kawakami S, Suzuki T, Sakabe K.
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Journal Title
Folia Morphol
Volume: 76(3)
Issue: 3
Pages: 408-413
DOI
Related Report
Peer Reviewed / Open Access
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[Journal Article] Chemical Sensitivity-The Frontier of Diagnosis and Treatment.2016
Author(s)
Kou Sakabe, Minoru Kimura, Hayato Terayama, Masashi Tsunoda, Eriko Miyajima, Hirohisa Takano, Kenichi Azuma, Atsushi Mizukoshi, Tetsuya Matsuda, Chisato Mori, Mikio Miyata, Satoshi Ishikawa, Yoshiharu Aizawa
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Journal Title
Japanese Journal of Clinical Ecology
Volume: 25(2)
Pages: 49-54
Related Report
Peer Reviewed / Open Access
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[Journal Article] Specific autoantigens identified by sera obtained from mice that are immunized with testicular germ cells alone.2016
Author(s)
Terayama H, Hirai S, Naito M, Qu N, Katagiri C, Nagahori K, Hayashi S, Sasaki H, Moriya S, Hiramoto M, Miyazawa K, Hatayama N, Li ZL, Sakabe K, Matsushita M, Itoh M.
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Journal Title
Sci Rep.
Volume: 18
Issue: 1
Pages: 35599-35599
DOI
Related Report
Peer Reviewed / Open Access
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[Journal Article] Acetamiprid Accumulates in Different Amounts in Murine Brain Regions.2016
Author(s)
Terayama H, Endo H, Tsukamoto H, Matsumoto K, Umezu M, Kanazawa T, Ito M, Sato T, Naito M, Kawakami S, Fujino Y, Tatemichi M, Sakabe K.
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Journal Title
Int J Environ Res Public Health
Volume: 13(10)
Issue: 10
Pages: 937-937
DOI
Related Report
Peer Reviewed / Open Access / Acknowledgement Compliant
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[Journal Article] Anomalous connection of the left posterior renal vein with the left ascending lumbar vein in a Japanese cadaver.2015
Author(s)
Terayama H, Yi SQ, Shoji S, Tanaka O, Kanazawa T, Kosemura N, Tamura M, Sekiguchi M, Naito M, Akamatsu T, Sakabe K.
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Journal Title
Folia Morphol (Warsz)
Volume: 74(4)
Issue: 4
Pages: 544-547
DOI
Related Report
Peer Reviewed / Acknowledgement Compliant
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[Journal Article] Multi-Acupuncture Point Injections and Their Anatomical Study in Relation to Neck and Shoulder Pain Syndrome (So-Called Katakori) in Japan.2015
Author(s)
Terayama H, Yamazaki H, Kanazawa T, Suyama K, Tanaka O, Sawada M, Ito M, Ito K, Akamatsu T, Masuda R, Suzuki T, Sakabe K.
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Journal Title
PLoS One
Volume: 10(6)
Issue: 6
Pages: e0129006-e0129006
DOI
Related Report
Peer Reviewed / Open Access / Acknowledgement Compliant
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[Presentation] Common and separate origins of the left and right inferior phrenic artery with a review of the literature.2017
Author(s)
Hayato Terayama, Umezu Mai, Yuko Furuya, Kouichi Matsumoto, Kaori Suyama, Satoshi Kawakami, Noriyuki Kosemura, Kyoko Endo, Teruhisa Kanazawa, Osamu Tanaka, Kou Sakabe
Organizer
第122回日本解剖学会総会・学術集会
Place of Presentation
長崎大学医学部坂本キャンパス(長崎県長崎市)
Year and Date
2017-03-28
Related Report
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[Presentation] インターロイキン-35 による精巣免疫特権の維持2014
Author(s)
寺山隼人, 善本隆之, 内藤宗和, 平井宗一, 曲寧, 畑山直之, 林省吾, 倉升三幸, 水戸部佳奈, 古澤純一, 溝口出, 毛塚剛司, 後藤浩, 金沢輝久, 坂部貢, 伊藤正裕
Organizer
第92回東京医科大学・東京薬科大学免疫アレルギー研究会
Place of Presentation
東京医科大学病院自主自学館
Year and Date
2014-11-18
Related Report
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[Presentation] 低用量フタル酸エステル曝露による自己免疫性精巣炎への影響2014
Author(s)
寺山隼人, 坂部貢, 平井宗一, 内藤宗和, 曲寧, 倉升三幸, 小川夕輝, 畑山直之, 林省吾, 古谷祐生子, 金沢輝久, 伊藤正裕
Organizer
第21回日本免疫毒性学会学術年会
Place of Presentation
徳島文理大学国際会議場
Year and Date
2014-09-11 – 2014-09-12
Related Report
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[Presentation] Contribution of IL-35 to maintaining the testicular immune privilege2014
Author(s)
Hayato Terayama, Shuichi Hirai, Takayuki Yoshimoto, Munekazu Naito, Miyuki Kuramasu, Ning Qu, Naoyuki Hatayama, Teruhisa Kanazawa, Kaori Suyama, Kou Sakabe, Masahiro Itoh
Organizer
34th Annual Meeting of the American Society for Reproductive Immunology
Place of Presentation
Allegria Hotel (New York)
Year and Date
2014-06-02 – 2014-06-05
Related Report