溶酶体染色试剂盒(Lysosomes),染色长效又明亮(活细胞)

摘要

溶酶体染色试剂盒(蓝/绿/橙/红色荧光)— 超越LysoTracker!

溶酶体(Lysosomes)是动物细胞中重要的细胞器, 其存在的完整性与动物生理病理均密切相关。溶酶体是真核细胞中为单层膜所包围的细胞质结构,内部pH 4~5,含丰富的水解酶,具有细胞内的消化功能。新形成的初级溶酶体经过与多种其他结构反复融合,形成具有多种形态的有膜小泡,并对包裹在其中的分子进行消化。因此,溶酶体具有溶解或消化的功能,为细胞内的消化器官。

lysosome

目前客户所用的溶酶体荧光染料一般为Invitrogen公司的LysoTracker产品,但是由于其细胞毒性,LysoTracker在染色几个小时后便失去检测效应,更不能随细胞传代而持续示踪染色。另外,LysoTracker的较容易淬灭的光学不稳定性也经常被一些研究者所诟病。

 

广大研究者急需一款可以长效的溶酶体染料(溶酶体染色试剂盒),便于观察。

 

向您推荐全新一代的溶酶体染色试剂盒系列产品:LysoBrite™ 溶酶体染色试剂盒,它被设计用来标记活细胞的溶酶体,使之带上不同颜色的荧光。本试剂盒使用一种专属染料,选择性地在溶酶体中积累,是一种疏水性复合物,可以轻易地渗透进入活细胞中,且当进入细胞后就被锁定在溶酶体中,长期保留。

 

货号 产品名称 规格 Ex(nm) Em(nm)
22655 Cell Navigator™ lysosome staining kit *blue fluorescence* 500 assays 353 442
22659 Cell Navigator™ lysosome staining kit *deep red fluorescence* 500 assays 596 619
22656 Cell Navigator™ lysosome staining kit *green fluorescence* 500 assays 450 505
22651 Cell Navigator™ lysosome staining kit *green fluorescence with 405 nm excitation* 500 assays 405 505
22652 Cell Navigator™ lysosome staining kit *NIR fluorescence* 500 assays 636 650
22657 Cell Navigator™ lysosome staining kit *orange fluorescence* 500 assays 542 556
22658 Cell Navigator™ lysosome staining kit *red fluorescence* 500 assays 575 597

 

LysoBriteTM 溶酶体染料的卓越特点:

  1. 极低的细胞毒性(无可观察的细胞毒性)
  2. 多种荧光选择,自由搭配,总有一款适合您
  3. 荧光信号强
  4. 抗淬灭性卓越,同类产品No.1
  5. 可在细胞中长时间保留(传代6代后的Hela细胞仍可见荧光)

 

溶酶体染色试剂盒产品性能,对比展示:

LysoBriteTM-hela-cell

 

(LysoBriteTM 染Hela细胞,多次传代后,荧光依旧可见)

 

LysoBriteTM-fluorescent-effect

(相同细胞和设备,不同时间点,拍摄荧光效果图)

 

引用文献

 

A Triple-Fluorophore Labeled Nucleic Acid pH Nanosensor to Investigate Non-Viral Gene Delivery

Authors: David R Wilson, Denis Routkevitch, Yuan Rui, Arman Mosenia, Karl J Wahlin, Alfredo Quinones-Hinojosa, Donald J Zack, Jordan J Green

Journal: Molecular Therapy (2017)

 

Silica-based nanoparticles as bi-functional and bi-modal imaging contrast agents

Authors: Séverine Lechevallier, Robert Mauricot, Hélène Gros-Dagnac, Sylviane Chevreux, Gilles Lemercier, Erick Phonesouk, Muriel Golzio, Marc Verelst

Journal: ChemPlusChem (2017)

 

Decidua-derived mesenchymal stem cells as carriers of mesoporous silica nanoparticles. In vitro and in vivo evaluation on mammary tumors

Authors: Juan L Paris, Paz de la Torre, Miguel Manzano, M Victoria Cabanas, Ana I Flores, María Vallet-Regí

Journal: Acta biomaterialia (2016): 275--282

 

Rhodamine bound maghemite as a long-term dual imaging nanoprobe of adipose tissue-derived mesenchymal stromal cells

Authors: Vratislav Cmiel, Josef Skopalik, Katerina Polakova, Jan Solar, Marketa Havrdova, David Milde, Ivan Justan, {cmiel2016rhodamine Magro

Journal: European Biophysics Journal (2016): 1--12

 

Endocytosed β2-microglobulin amyloid fibrils induce necrosis and apoptosis of rabbit synovial fibroblasts by disrupting endosomal/lysosomal membranes: a novel mechanism on the cytotoxicity of amyloid fibrils

Authors: Tadakazu Okoshi, Itaru Yamaguchi, Daisaku Ozawa, Kazuhiro Hasegawa, Hironobu Naiki

Journal: PloS one (2015): e0139330

 

Fluorescence Imaging of siRNA Delivery by Peptide Nucleic Acid-based Probe

Authors: Takaya Sato, Yusuke Sato, Kenta Iwai, Shusuke Kuge, Norio Teramae, Seiichi Nishizawa

Journal: Analytical Sciences (2015): 315--320

 

The consideration of indolicidin modification to balance its hemocompatibility and delivery efficiency

Authors: Ching-Wei Tsai, Wei-Wen Hu, Chih-I Liu, Ruoh-Chyu Ruaan, Bing-Chang Tsai, Shiow-Lian Catherine Jin, Yung Chang, Wen-Yih Chen

Journal: International journal of pharmaceutics (2015): 498--505

 

A monitoring method for Atg4 activation in living cells using peptide-conjugated polymeric nanoparticles

Authors: Kyung-mi Choi, Hae Yun Nam, Jin Hee Na, Seong Who Kim, Sang Yoon Kim, Kwangmeyung Kim, Ick Chan Kwon, Hyung Jun Ahn

Journal: Autophagy (2011): 1052--1062

 

更多细胞器荧光染料,或相关荧光探针产品,欢迎欢迎垂询。

 

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