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Merck

61048

Sigma-Aldrich

Abberior® STAR 488, NHS ester

for STED application

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About This Item

UNSPSCコード:
12352200
NACRES:
NA.32

フォーム

solid

濃度

≥50.0% (degree of coupling)

溶解性

DMF: 1 mg/mL, clear

蛍光検出

λex 510 nm; λem 514-534 nm in PBS, pH 7.4

保管温度

−20°C

詳細

Abberior STAR 488 is the latest development for STED microscopy. It is a very bright green fluorescent dye that can be very effectively excited at the prominent 488 nm laser line. Abberior STAR 488 can substitute dyes like Oregon Green 488, Atto 488 or Alexa Fluor 488.
STED: The dye can most effectively be depleted in STED microscopy at 585-605 nm.

Abberior STAR 488 is the dye of choice for excitation at 488 nm. Even more, the dye is particularly signed and tested for 2-color STED microscopy in combination with our STAR 440SX rusing a 590nm laser. The dye has been very successfully tested in the Leica 2-color TCS STED CW microscope.

Key Features
  • STED dye of choice at 488 nm excitation
  • Ideal depletion behavior in STED microscopy ~590 nm
  • 2-color labeling partner with STAR 440SX for 2-color STED microscopy

Absorption Maximum, λmax: 503 nm (PBS, pH 7.4)
Extinction Coefficient, ε(λmax): 65′000 M-1cm-1 (PBS, pH 7.4)
Correction Factor, CF260 = ε260/εmax: 0.28 (PBS, pH 7.4)
Correction Factor, CF280 = ε280/εmax: 0.14 (PBS, pH 7.4)
Fluorescence Maximum, λfl: 524nm (PBS, pH 7.4)
Recommended STED Wavelength, λSTED: 585 - 605 nm
Fluorescence Quantum Yield, η: 0.89 (PBS, pH 7.4)
Fluorescence Lifetime, τ: 3.9 ns (MeOH)

アプリケーション

Anti-Rabbit IgG-Abberior® STAR 488 antibody has been used as a secondary antibody:
  • for fluorescent immunohistochemistry in prostate cancer cell lines, PPC-1 and TSU-Pr1
  • for immunofluorescence in HeLa and monkey kidney COS-7 cells
  • for STED (stimulated emission depletion) microscopy in OLN-t40-α-syn cells (oligodendroglial cells)

適合性

Designed and tested for fluorescent super-resolution microscopy

法的情報

Atto is a trademark of Atto-Tec GmbH
abberior is a registered trademark of Abberior GmbH

関連製品

製品番号
詳細
価格

保管分類コード

11 - Combustible Solids

WGK

WGK 3

引火点(°F)

Not applicable

引火点(℃)

Not applicable


適用法令

試験研究用途を考慮した関連法令を主に挙げております。化学物質以外については、一部の情報のみ提供しています。 製品を安全かつ合法的に使用することは、使用者の義務です。最新情報により修正される場合があります。WEBの反映には時間を要することがあるため、適宜SDSをご参照ください。

Jan Code

61048-1MG:
61048-1MG-BULK:


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Giuseppe Vicidomini et al.
Methods (San Diego, Calif.), 66(2), 124-130 (2013-07-03)
Stimulation emission depletion (STED) microscopy breaks the spatial resolution limit of conventional light microscopy while retaining its major advantages, such as working under physiological conditions. These properties make STED microscopy a perfect tool for investigating dynamic sub-cellular processes in living
Combination of axitinib and dasatinib for anti-cancer activities in two prostate cancer cell lines.
Peng N
Bangladesh Journal of Pharmacology, 11, 10-10 (2016)
Katharina Pukaß et al.
Frontiers in cellular neuroscience, 9, 163-163 (2015-05-23)
α-Synuclein (α-syn) positive glial cytoplasmic inclusions (GCI) originating in oligodendrocytes (ODC) are a characteristic hallmark in multiple system atrophy (MSA). Their occurrence may be linked to a failure of the ubiquitin proteasome system (UPS) or the autophagic pathway. For proteasomal
S W Hell et al.
Optics letters, 19(11), 780-782 (1994-06-01)
We propose a new type of scanning fluorescence microscope capable of resolving 35 nm in the far field. We overcome the diffraction resolution limit by employing stimulated emission to inhibit the fluorescence process in the outer regions of the excitation
Marcus Dyba et al.
Nature biotechnology, 21(11), 1303-1304 (2003-10-21)
We report immunofluorescence imaging with a spatial resolution well beyond the diffraction limit. An axial resolution of approximately 50 nm, corresponding to 1/16 of the irradiation wavelength of 793 nm, is achieved by stimulated emission depletion through opposing lenses. We

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