产品名称：QXY21 NHS酯

规格：10mg

储存条件：保存在冰箱-15℃干燥

保质期：12个月

产品物理化学光谱特性

分子量：815.34

溶剂：DMSO

激发波长(nm)：661

发射波长(nm)：N/A

产品介绍

QXY21与QSY-21酸（ThermoFisher）的分子相同。QSY-21在最大~661nm处具有广泛且强烈的吸收，没有可检测到的无荧光，使其可用作荧光共振能量转移（FRET）应用中的受体。它是一种常见的长波长猝灭剂，可与Cy5，Alexa Fluor 647，iFluor 647或其他光谱相似的荧光染料配对。

参考文献

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Journal: ACS Sens (2018): 992-997

Imaging intracellular quantum dots: fluorescence microscopy and transmission electron microscopy
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Journal: Methods Mol Biol (2013): 21-33

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Journal: ACS Nano (2012): 4694-701

Reversible off-on fluorescence probe for hypoxia and imaging of hypoxia-normoxia cycles in live cells
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Journal: J Am Chem Soc (2012): 19588-91

Visualizing mechanical tension across membrane receptors with a fluorescent sensor
Authors: D. R. Stabley
Journal: Nat Methods (2011): 64-7

A comparative study of the binding of QSY 21 and Rhodamine 6G fluorescence probes to DNA: structure and dynamics
Authors: M. Kabelac
Journal: Phys Chem Chem Phys (2010): 9677-84

Pyrenebutyrate Leads to Cellular Binding, Not Intracellular Delivery, of Polyarginine-Quantum Dots
Authors: A. E. Jablonski
Journal: J Phys Chem Lett (2010): 1312-1315

Dissolved core alginate microspheres as "smart-tattoo" glucose sensors
Authors: A. Chaudhary
Journal: Conf Proc IEEE Eng Med Biol Soc (2009): 4098-101

Evaluation of glucose sensitive affinity binding assay entrapped in fluorescent dissolved-core alginate microspheres
Authors: A. Chaudhary
Journal: Biotechnol Bioeng (2009): 1075-85

Tumor-specific detection of an optically targeted antibody combined with a quencher-conjugated neutravidin "quencher-chaser": a dual "quench and chase" strategy to improve target to nontarget ratios for molecular imaging of cancer
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Journal: Bioconjug Chem (2009): 147-54