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百萤Cy5叠氮化物-----用于荧光成像的花青染料

2023-07-18 10:25 作者:百萤生物  | 我要投稿

1.百萤Cy5叠氮化物作用

Cy5叠氮化物已用于标记生物分子,用于荧光成像和其他基于荧光的生化分析。它们广泛用于标记肽,蛋白质和寡核苷酸等。Cy5 染料是常见的红色荧光团中的一种。这些多功能荧光团可以耐受3-10的pH范围,用于生物相关pH的各种应用。该染料还具有DMSO耐受性和光稳定性,能够在不损失性能的情况下从储存转移至分析。水溶性在测定缓冲液中对有机溶剂的需要。我们的Cy5染料经过QC测试,可确保高水平的发色团和活性染料含量。单活性染料适用于蛋白质和寡核苷酸的靶向,标记,双活性染料更适合于一般标记。建议使用NHS酯染料标记胺基,建议使用马来酰亚胺染料标记硫醇基团。该Cy5 叠氮化物选择性地与炔基反应。

图1.Cy5叠氮化物的化学结构

2.百萤Cy5叠氮化物参数

Ex(nm)         651

Em(nm)        670

分 子 量        838.91

溶      剂        DMSO

储存条件       保存在(<-15℃),尽量避免光照

保  质 期       12个月

外       观       蓝色固体


3. 百萤Cy5叠氮化物物理性质

 

校正系数(260nm)     0.02

校正系数(280nm)     0.03

校正系数(482nm)      0.009

校正系数(565nm)      0.09

激  发(nm)                 651

排放量(nm)                670

图2.Cy5叠氮化物光谱图

4.百萤Cy5叠氮化物参考文献

Cube-shaped theranostic paclitaxel prodrug nanocrystals with surface functionalization of SPC and MPEG-DSPE for imaging and chemotherapy
Authors: Fuqiang Guo, Jiajia Shang, Hai Zhao, Kangrong Lai, Yang Li, Zhongxiong Fan, Zhenqing Hou, Guanghao Su
Journal: Colloids and Surfaces B: Biointerfaces (2017)

Light/magnetic hyperthermia triggered drug released from multi-functional thermo-sensitive magnetoliposomes for precise cancer synergetic theranostics
Authors: Yuxin Guo, Yang Zhang, Jinyuan Ma, Qi Li, Yang Li, Xinyi Zhou, Dan Zhao, Hua Song, Qing Chen, Xuan Zhu
Journal: Journal of Controlled Release (2017)

Thermo-sensitive hydrogel PLGA-PEG-PLGA as a vaccine delivery system for intramuscular immunization
Authors: Xiaoyan Wang, Yu Zhang, Wei Xue, Hong Wang, Xiaozhong Qiu, Zonghua Liu
Journal: Journal of Biomaterials Applications (2017): 923--932

Affinity-Controlled Protein Encapsulation into Sub-30 nm Telodendrimer Nanocarriers by Multivalent and Synergistic Interactions
Authors: Xu Wang, Changying Shi, Li Zhang, Alexa Bodman, Dandan Guo, Lili Wang, Walter A Hall, Stephan Wilkens, Juntao Luo
Journal: Biomaterials (2016)

Carboxymethyl Dextran-Stabilized Polyethylenimine-Poly (epsilon-caprolactone) Nanoparticles-Mediated Modulation of MicroRNA-34a Expression via Small-Molecule Modulator for Hepatocellular Carcinoma Therapy
Authors: Xiongwei Deng, Zhaoxia Yin, Zhixiang Zhou, Yihui Wang, Fang Zhang, Qin Hu, Yishu Yang, Jianqing Lu, Yan Wu, Wang Sheng
Journal: ACS applied materials & interfaces (2016): 17068--17079

Click-electron microscopy for imaging metabolically tagged nonprotein biomolecules
Authors: John T Ngo, Stephen R Adams, Thomas J Deerinck, Daniela Boassa, Frances Rodriguez-Rivera, Sakina F Palida, Carolyn R Bertozzi, Mark H Ellisman, Roger Y Tsien
Journal: Nat Chem Biol (2016): 459--465

Design, synthesis and evaluation of VEGF-siRNA/CRS as a novel vector for gene delivery
Authors: Wen Zhao, Yifan Zhang, Xueyun Jiang, Chunying Cui
Journal: Drug Design, Development and Therapy (2016): 3851

Molecular Basis and Consequences of the Cytochrome c-tRNA Interaction
Authors: Cuiping Liu, Aaron J Stonestrom, Thomas Christian, Jeongsik Yong, Ryuichi Takase, Ya-Ming Hou, Xiaolu Yang
Journal: Journal of Biological Chemistry (2016): 10426--10436

Determination of the active transport of fucoidan derived from okinawa mozuku across the human intestinal caco-2 cells as assessed by size-exclusion chromatography
Authors: Takeaki Nagamine, Kou Hayakawa, Kyoumi Nakazato, Masahiko Iha
Journal: Journal of Chromatography B (2015): 187--193

Multiplexed single-cell in situ RNA analysis by reiterative hybridization
Authors: Lu Xiao, Jia Guo
Journal: Analytical Methods (2015): 7290--7295


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