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ping_fiu

新虫 (小有名气)

[求助] 请教关于氰化物溶解荧光修饰DNA测定DNA 含量的问题--Anal. Chem. 2000, 72, 5535-5541

Anal. Chem. 2000, 72, 5535-5541, 在文章中, 作者提到了氰化物溶解金纳米颗粒, 释放荧光物修饰的DNA分子,
在文章中提到了“absorbance associated with the fluorescein at 494 nm was measured by UV-visible spectroscopy and used to determine the
concentration of the released oligonucleotides.”, 我很好奇既然是荧光修饰的DNA,为何不去测荧光强度,而是测可见光的吸收呢? 希望懂得前辈不吝赐教,谢谢啦
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ping_fiu

新虫 (小有名气)

引用回帖:
2楼: Originally posted by purez at 2014-05-04 14:05:22
金的plasmon干扰吧

谢谢您的回复。可是文中提到氰化物可以在十几分钟内将金纳米溶解, 应该不存在金纳米干扰吧
3楼2014-05-05 21:17:28
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