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PB/Naphtoflavone induced rat liver S9 Fraction for Ames Test, MNvit, Chromosomal Aberration Test

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产品名称: PB/Naphtoflavone induced rat liver S9 Fraction for Ames Test, MNvit, Chromosomal Aberration Test
产品型号: PRS-PB01
产品展商: XENOMETRIX AG
产品文档: 无相关文档

简单介绍


PB/Naphtoflavone induced rat liver S9 Fraction for Ames Test, MNvit, Chromosomal Aberration Test  的详细介绍

由于细菌无法代谢分子,因此在代谢激活系统存在下直接评估样品的诱变潜力:苯巴*妥/ß-萘黄酮诱导的大鼠肝脏匀浆的微粒体级分 S9。鼠肝 S9 用于化学品、外源性物质、除草剂、杀虫剂、杀菌剂、杀菌剂、化妆品、药物制剂或土壤、废水的体外微核试验 (MNvit, OECD 487) 和染色体畸变试验 (OECD 473)。

重组后苯巴*妥/ß-萘黄酮诱导的肝脏 S9 是一种缓冲溶液,含有来自雄性 SpragueDawley 大鼠的一组肝脏的线粒后 S9 部分。肝脏 S9 组分(肝脏匀浆的 9000g 上清液)包含微粒体和胞质组分。S9 组分包括许多胞质酶:N-乙酰转移酶、甲基转移酶、磺基转移酶、谷胱甘肽转移酶、醛氧化酶、黄嘌呤氧化酶。I 期(细胞色素 P450-单氧生成酶)和 II 期代谢物同时作用于测试样品。由于 S9 级分中的酶被显着稀释,因此活性需要辅因子,例如 β-烟酰胺腺嘌呤二核苷酸磷酸盐再生系统(NADPH,I 期氧化)。在实验前将辅因子添加到 S9 制备物中(S9 Cofactor Kit, art.no. PCO-0800)

 

特性

  • 高质量的冻干 S9,具有与冷冻大鼠肝脏 S9 相当的活性
  • 蛋白质浓度:25 - 35 mg/ml
  • 存储:-20 或 -80oC
  • 保质期: 12 -36 个月
  • S9 对 Xenometrix 提供的所有菌株均进行质量控制:TA98、TA100、TA1535、TA1537、大肠杆菌 uvrA (pKM101)、大肠杆菌组合(大肠杆菌 uvrA 与大肠杆菌 pKM101 结合)^,请参阅下面的分析证书
  • 完全符合 OECD 471 指南、ICH M7、OECD 487、OECD 473 ISO13449。
  • 不同 Ames 测试中要求的体积:MicroAmes24 中为 0.44 mL/菌株/化合物,Ames MPF 中为 0.35 mL/菌株/化合物,Ames 琼脂板中为 1.4 mL/菌株/化合物测试
  • 也可用于微核试验 (MNvit) 和染色体畸变试验
  • 也包含在多合一 Ames MPF 套件中

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