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joymyself2006銀蟲 (正式寫手)
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【求助】問(wèn)一個(gè)熒光顯微鏡問(wèn)題 已有5人參與
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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) (激發(fā)波長(zhǎng)480/40 nm, 發(fā)射波長(zhǎng) 510 nm) and dead cells in red (PI staining) (激發(fā)波長(zhǎng) 546/10 nm, 發(fā)射波長(zhǎng)590 nm). 我想問(wèn)下紅色的那個(gè)是什么意思? |

銀蟲 (初入文壇)
| 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 |

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