相思豆碱 ≥98%(HPLC),分析标准品
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| 熔点: | >300°C |
| 包装规格: | 20mg in glass bottle |
| 溶解性: | H2O : 1.85 mg/mL (8.48 mM; ultrasonic and adjust pH to 10 with NaOH) DMSO : < 1 mg/mL (insoluble or slightly soluble) |
| 储备液保存: | -80°C, 6 months -20°C, 1 month |
| 体外研究: | L-(+)-Abrine is a marker for abrin poisoning. A strong indication for abrin poisoning is the presence of the chemical maker L-(+)-Abrine, which can survive metabolism in significant amounts making it detectable in human urine. |
| 体内研究: | Abrin is a toxic protein found in the jequirity seed. L-(+)-Abrine (L-Abrine) is also found in the jequirity seed and can be used as a biomarker for abrin exposure. An animal study is designed to monitor the excretion and recovery of L-(+)-Abrine in 20 rats. The animals are exposed to one of three concentrations of L-(+)-Abrine, a single high concentration of L-tryptophan, or no agent (control). The low L-(+)-Abrine dose corresponds to 0.63 LD50 i.p. abrin in mice, assuming a concentration ratio of 1:4 of abrin to L-(+)-Abrine and an LD50 for abrin of 20 μg/kg. The mid and high L-(+)-Abrine (250 and 400 μg/kg) doses are included to ensure that the target analyte can be detected and tracked over the course of the experiment. |
| 产品描述: | 一种在体外表现出自由基清除和抗氧化剂特性的吲哚氨基酸。 |
| 保存条件: | 室温 |
| 注意事项: | 1、为了您的安全和健康,请穿实验服并戴一次性手套操作。 2、以上信息仅做参考交流之用。 |
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