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SCT063

Sigma-Aldrich

BioTracker Si-DMA Singlet Oxygen Live Cell Dye

Live cell imaging dye for singlet oxygen (1O2) localized to mitochondria. Singlet oxygen is important in the field of cancer therapy, photodynamic medicine and other skin treatments.

Sinônimo(s):

Live cell imaging probe

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About This Item

Código UNSPSC:
12352207
NACRES:
NA.47

Ensaio

≥98% (H-NMR)
≥98% (HPLC)
≥98% (LC/MS)
≥98% (elemental analysis)

técnica(s)

cell based assay: suitable

método de detecção

fluorometric

Descrição geral

Singlet oxygen (1O2) is one of the reactive oxygen species (ROS). Singlet oxygen is known to be a cause of spots and wrinkles of the skin due to its very strong oxidizing potential. However, the reactivity of singlet oxygen, if controlled, can be used for therapy. In the field of cancer research and therapy, singlet oxygen is being used for photodynamic therapy (PDT), an emerging anticancer treatment using photoirradiation and photosensitizers.

BioTracker<TMSYMBOL></TMSYMBOL> Si-DMA Singlet Oxygen Live Cell Dye is a novel far-red fluorescence probe that is composed of silicon-containing rhodamine and anthracene moieties as a chromophore and a singlet oxygen reactive site, respectively. In the presence of singlet oxygen, fluorescence of BioTracker Si-DMA live cell dye increases 17 times due to endoperoxide formation at the anthracene moiety. The dye is highly selective to singlet oxygen, among seven different reactive oxygen species (1O2, O2-, H2O2, HOCL-, RCO-, OH-, NO). Among three different intracellular photosensitizers, BioTracker Si-DMA selectively detects the 1O2 that is generated by 5-aminolevulinic acid-derived protoporphyrin IX, localized in mitochondria. On the other hand, mitochondria-targeted KillerRed and lysosomal porphyrins could not induce fluorescence change in the dye.

Spectral Properties
Absorbance: 640 nm
Emission: 670 nm

Aplicação

Live cell fluorescent imaging
Live cell imaging dye for singlet oxygen (1O2) localized to mitochondria. Singlet oxygen is important in the field of cancer therapy, photodynamic medicine and other skin treatments.
Research Category
Cell Imaging
Research Sub Category
Live Cell Dye

Qualidade

Purity: ≥ 98% confirmed by HNMR, LC-MS and HPLC and elemental analysis
Molar Mass: 513.77 g/mol

forma física

Lyophilized

Armazenamento e estabilidade

Store BioTracker Si-DMA Singlet Oxygen Live Cell Dye at 0-5°C, desiccate and protect from light
Note: Centrifuge vial briefly to collect contents at bottom of vial before opening.

Outras notas

Concentration: Please refer to lot specific datasheet.

Exoneração de responsabilidade

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable


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Sooyeon Kim et al.
Journal of the American Chemical Society, 136(33), 11707-11715 (2014-07-31)
Singlet oxygen ((1)O2), molecular oxygen in the lowest excited state, has a critical role in the cell-killing mechanism of photodynamic therapy (PDT). Although (1)O2 phosphorescence measurement has been mainly used to monitor (1)O2 formation during PDT, its intensity is far

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