一种分析物保护的银纳米颗粒和核酸适配体选择机制的卡那霉素比色检测方法

目录
摘要1
关键词..1
Abstract.....................................................................................................1
Keywords..............................1
1 绪论..................................................................................1
1.1卡那霉素残留危害及检测方法的研究进展.........................................................................................................2
1.1.1卡那霉素概述......................................................................................................................................................2
1.1.2食品中卡那霉素残留危害..................................................................................................................................2
1.1.3国内外研究现状..................................................................................................................................................3
2 材料和方法.................................................................
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.............................................................................................3
2.1化学试剂.................................................................................................................................................................3
2.2研究卡那霉素的保护作用.....................................................................................................................................4
2.3研究K适体的选择性增强效果...........................................................................................................................4
2.4NaCl浓度的优化..................................................................................................................................................4
2.5卡那霉素的比色检测............................................................................................................................................4
2.6牛奶样品中卡那霉素的检测...............................................................................................................................4
3 结果与讨论..............................................................................................................................................................4
3.1光谱特性................................................................................................................................................................5
3.2NaCl浓度的优化....................................................................................................................................................7
3.3卡那霉素的比色检测............................................................................................................................................8
4 结论.........................................................................................................................................................................9
致谢............................................................................................................................................................................10

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