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Merck

10236276001

Roche

DAPI

4′,6-Diamidine-2′-phenylindole dihydrochloride

Synonim(y):

4′,6-Diamidino-2-phenylindole dihydrochloride, 2-(4-Amidinophenyl)-6-indolecarbamidine dihydrochloride, DAPI dihydrochloride

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About This Item

Wzór empiryczny (zapis Hilla):
C16H15N5 · 2HCl
Numer CAS:
Masa cząsteczkowa:
350.25
Beilstein:
4894417
Numer MDL:
Kod UNSPSC:
41116100
Identyfikator substancji w PubChem:

Poziom jakości

Próba

>90%

Postać

powder

opakowanie

pkg of 10 mg

producent / nazwa handlowa

Roche

λmaks.

340 nm in aq. suspension

fluorescencja

λex 340 nm; λem 488 nm (nur DAPI)
λex 364 nm; λem 454 nm (DAPI-DNA-Komplex)

temp. przechowywania

room temp

ciąg SMILES

Cl.Cl.NC(=N)c1ccc(cc1)-c2cc3ccc(cc3[nH]2)C(N)=N

InChI

1S/C16H15N5.2ClH/c17-15(18)10-3-1-9(2-4-10)13-7-11-5-6-12(16(19)20)8-14(11)21-13;;/h1-8,21H,(H3,17,18)(H3,19,20);2*1H

Klucz InChI

FPNZBYLXNYPRLR-UHFFFAOYSA-N

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Zastosowanie

DAPI is a fluorescent dye that binds selectively to double-stranded DNA and forms strongly fluorescent DNA-DAPI complexes with high specificity. It is commonly used to detect mycoplasma in cell culture via fluorescence microscopy.
DAPI is several times more sensitive than ethidium bromide for staining DNA in agarose gels. It may be used for photofootprinting of DNA, to detect annealed probes in blotting applications by specifically visualizing the double-stranded complex, and to study the changes in DNA and analyze DNA content during apoptosis using flow cytometry. DAPI staining has also been shown to be a sensitive and specific detection method for mycoplasma.

Działania biochem./fizjol.

Cell permeable fluorescent minor groove-binding probe for DNA. Binds to the minor groove of double-stranded DNA (preferentially to AT rich DNA), forming a stable complex which fluoresces approximately 20 times greater than DAPI alone.

Jakość

Purity: >90% (from N)

Zasada

The fluorescent dye DAPI binds selectively to DNA and forms strongly fluorescent DNA-DAPI complexes with high specificity. DAPI, once added to tissue culture cells, is rapidly taken up into cellular DNA, yielding highly fluorescent nuclei and no detectable cytoplasmic fluorescence. When the cells are contaminated with Mycoplasmas, characteristic discrete fluorescent foci are readily detected over the cytoplasm and sometimes in intercellular spaces.

Uwaga dotycząca przygotowania

Working solution: Solubility: 25 mg/ml in water


Preparation of stock solution


Dissolve in double-dist. water to a final concentration of 1 to 5 mg/ml.
Note: Do not use any buffers.


Preparation of working solution


Dilute the stock solution with methanol to a final concentration of 1 μg/ml. The working solution is stable at 2 to 8 °C for about 6 months.
Storage conditions (working solution): Stock solution (1 to 5 mg/ml) at -15 to -25 °C for 12 months.
Working solution (1μg/ml) at 2 to 8 °C for about 6 months.

Rekonstytucja

In 2 to 10 ml double-dist. water; 1 to 5 mg/ml final concentration.
Note: Prepare aliquots and store at -15 to -25 °C.
This page may contain text that has been machine translated.

Kod klasy składowania

11 - Combustible Solids

Klasa zagrożenia wodnego (WGK)

WGK 2

Temperatura zapłonu (°F)

Not applicable

Temperatura zapłonu (°C)

Not applicable


Certyfikaty analizy (CoA)

Poszukaj Certyfikaty analizy (CoA), wpisując numer partii/serii produktów. Numery serii i partii można znaleźć na etykiecie produktu po słowach „seria” lub „partia”.

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Dokumenty związane z niedawno zakupionymi produktami zostały zamieszczone w Bibliotece dokumentów.

Odwiedź Bibliotekę dokumentów

H Zou et al.
European review for medical and pharmacological sciences, 17(2), 152-160 (2013-02-05)
Intense nanosecond pulsed electric fields (nsPEFs) have been known to promote apoptosis without physically changing membrane structure or damaging morphology of tumor cells. To determine the contribution of centrosome to the progression of apoptosis by nsPEFs, HeLa cells were exposed
Itsuko Nihonmatsu et al.
Biology open, 9(1) (2019-12-26)
Late-phase long-term potentiation (L-LTP) in hippocampus, thought to be the cellular basis of long-term memory, requires new protein synthesis. Neural activity enhances local protein synthesis in dendrites, which in turn mediates long-lasting synaptic plasticity. Ca2+/calmodulin-dependent protein kinase IIα (CaMKIIα) is
Nicholas D Condon et al.
Bio-protocol, 10(2), e3494-e3494 (2020-01-20)
Cell surface protrusions include F-actin rich, wave-like ruffles that are erected transiently in response to stimuli and during cell migration. Macrophages are innate immune cells that ruffle constitutively and more dramatically in cells activated by pathogens. Dorsal ruffles and their
Clara Dobler et al.
Cells, 9(9) (2020-09-05)
DNA damage response inhibitors (DDRi) may selectively enhance the inactivation of tumor cells in combination with ionizing radiation (IR). The induction of senescence may be the key mechanism of tumor cell inactivation in this combinatorial treatment. In the current study
Sabyasachi Sen et al.
Human gene therapy, 21(10), 1327-1334 (2010-05-26)
The regenerative potential of bone marrow-derived endothelial progenitor cells (EPCs) has been adapted for the treatment of myocardial and limb ischemia via ex vivo expansion. We sought to enhance EPC function by the efficient genetic modification of EPCs in a

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