藥毒所100年度

26 2011 A nnual R eport 表 12. 腐絕拮抗雌素二醇誘發 Wistar 品系大鼠乳癌影響 Table 12. The antagonistic effect of thiabendazole on mammary tumor and pituitary tumor induced by E 2 in Wistar rats Dosage of E 2 and TBZ ( mg ) Time for release of E 2 ( days ) No. of rats per group No. of rats with MTs No. of rats with PTs No. of surviving rats Control - 7 - - 7/7 E 2 5 90 8 4/8 5/8 3/7 E 2 10 90 7 5/7 5/7 5/7 E 2 15 90 7 6/7 7/7 0/7 TBZ 50 90 7 - - 7/7 TBZ 100 90 7 1 - 7/7 TBZ 200 90 7 - - 7/7 E 2 5 + TBZ 50 90 7 4/7 5/7 2/7 E 2 5 + TBZ 100 90 7 3/7 4/7 5/7 E 2 5 + TBZ 200 90 7 7/7 4/7 5/7 E 2 10 + TBZ 50 90 7 3/7 7/7 3/7 E 2 10 + TBZ 100 90 7 4/7 6/7 4/7 E 2 10 + TBZ 200 90 10 1/10 2/10 9/10 Note : MTs: mammary tumors; PTs: pituitary gland tumors; TBZ: thiabendazole; E 2 : 17β-estradiol 表 13. 測試藥物對人類醣皮質類固醇荷爾蒙受體反應元素與螢光報導基因轉染細胞之轉 錄活化反應影響 處理藥物名 單獨( μM ) ( μM ) +10nM DEX 普克利 ( propiconazole ) ↓( 10~100 ) - 三泰芬( triadimefon ) ↓( 100 ) - 比多農 ( bitertanol ) ↓ ( 10 ) ↓ ( 1~10 ) 待克利 ( difenoconazole ) - ↓( 10-4, 10-1, 10 ) 菲克利 ( hexaconazole ) - - “ ↓ ”:表示抑制反應,後面數字代表反應濃度;“ - ”:表示無反應。 DEX: dexamethasone ( GR agonist )

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