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joymyself2006

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[交流] 【求助】问一个荧光显微镜问题 已有5人参与

The scaffolds were observed under a fluorescence
stereomicroscope (Leica MZ FL b, Leica Microsystems,
Glattbrugg, Switzerland) to assess the regional distribution
of the living cells in green (calcein staining) (激发波长480/40
nm, 发射波长 510 nm) and dead cells in red (PI staining)
(激发波长 546/10 nm, 发射波长590 nm).


我想问下红色的那个是什么意思?
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我的成长路上一直有小木虫的陪伴!
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joymyself2006

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引用回帖:
Originally posted by dj04164 at 2011-02-01 10:11:49:
480nm是荧光显微镜配的滤波片的激发波长,后面的40是-/+ 20nm。后面的546/10一样

多谢 懂了
我的成长路上一直有小木虫的陪伴!
4楼2011-02-01 17:49:34
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gaochunxia

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小木虫(金币+0.5):给个红包,谢谢回帖交流
americanyk(金币+3): 新年快乐 2011-02-02 16:49:36
Calcein AM reacts with intracellular esterase to produce green fluorescence at 490nm while PI enters only dead cells with damaged membranes which produce red fluorescence at 545nm upon binding to nucleic acids
坚持!!
2楼2011-02-01 09:45:48
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dj04164

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americanyk(金币+2): 新年快乐 2011-02-02 16:49:51
480nm是荧光显微镜配的滤波片的激发波长,后面的40是-/+ 20nm。后面的546/10一样
3楼2011-02-01 10:11:49
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wongwong

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shileinjut(金币+1): 谢谢参与! 2011-02-05 17:26:14
引用回帖:
Originally posted by dj04164 at 2011-02-01 10:11:49:
480nm是荧光显微镜配的滤波片的激发波长,后面的40是-/+ 20nm。后面的546/10一样

正解
5楼2011-02-01 18:35:03
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