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Merck

D9542

Sigma-Aldrich

DAPI

for nucleic acid staining

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 WE:
Numer MDL:
Kod UNSPSC:
12352200
Identyfikator substancji w PubChem:
NACRES:
NA.52

klasa czystości

for molecular biology

Poziom jakości

Próba

≥98% (HPLC)

Postać

powder

metody

transfection: suitable

rozpuszczalność

H2O: 20 mg/mL (heat or sonication may be required. Solutions stored in the dark at room temperature or 4 °C should be stable for 2 to 3 weeks.)
PBS: insoluble

ε (współczynnik ekstynkcji)

30 at 263 nm in H2O at 1 mM

fluorescencja

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

przydatność

suitable for fluorescence

temp. przechowywania

2-8°C

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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Opis ogólny

DAPI (4′,6-Diamidino-2-phenylindole dihydrochloride) is a cell permeable, fluorescent dye that binds to DNA.

Zastosowanie

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.
Suitable for
  • DNA staining in agarose gels
  • analysis of changes in DNA during apoptosis
  • detection of mycoplasma
  • photofootprinting of DNA
  • immunofluorescent staining of cells

DAPI has been used:-
  • in rapid monitoring of microbial contamination
  • in chromosomal banding technique
  • in detection of apoptotic cells
  • in fluorescence microscopy to track the DisA (DNA integritiy scanning protein) movement on Bacillus subtilis DNA
  • to stain mature pollen grains(0.5 mg/ml)

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.

Przestroga

Protect from light.
This page may contain text that has been machine translated.

Piktogramy

Exclamation mark

Hasło ostrzegawcze

Warning

Zwroty wskazujące rodzaj zagrożenia

Zwroty wskazujące środki ostrożności

Klasyfikacja zagrożeń

Skin Irrit. 2 - Skin Sens. 1A - STOT SE 3

Organy docelowe

Respiratory system

Kod klasy składowania

11 - Combustible Solids

Klasa zagrożenia wodnego (WGK)

WGK 3

Temperatura zapłonu (°F)

Not applicable

Temperatura zapłonu (°C)

Not applicable

Środki ochrony indywidualnej

Eyeshields, Gloves, type N95 (US)


Certyfikaty analizy (CoA)

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Masz już ten produkt?

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

Odwiedź Bibliotekę dokumentów

Yona Goldshmit et al.
Brain and behavior, 4(2), 187-200 (2014-04-01)
A major impediment for recovery after mammalian spinal cord injury (SCI) is the glial scar formed by proliferating reactive astrocytes. Finding factors that may reduce glial scarring, increase neuronal survival, and promote neurite outgrowth are of major importance for improving
K Nakajima et al.
Letters in applied microbiology, 40(2), 128-132 (2005-01-13)
To apply fluorescent staining method for fast assessment of microbial quality of herbal medicines. The number of total bacteria and esterase-active bacteria on powdered traditional Chinese medicines were enumerated by fluorescent staining method using 6-carboxyfluorescein diacetate (6CFDA) and 4',6-diamidino-2-phenylindole (DAPI)
Yan Li et al.
Toxicology letters, 154(3), 225-233 (2004-10-27)
Excessive exposure to synthetic and endogenous estrogens has been associated with the development of cancer in several tissues including the breast. 4-Hydroxyequilenin (4-OHEN), a major catechol metabolite of equine estrogens present in Premarin, an estrogen replacement formulation, has been shown
Michal Bejerano-Sagie et al.
Cell, 125(4), 679-690 (2006-05-23)
In response to DNA damage, cells activate checkpoint signaling cascades to control cell-cycle progression and elicit DNA repair in order to maintain genomic integrity. The sensing and repair of lesions is critical for Bacillus subtilis cells entering the developmental process
R Howden et al.
Genetics, 149(2), 621-631 (1998-06-11)
As a strategy for the identification of T-DNA-tagged gametophytic mutants, we have used T-DNA insertional mutagenesis based on screening for distorted segregation ratios by antibiotic selection. Screening of approximately 1000 transgenic Arabidopsis families led to the isolation of eight lines

Produkty

Regulation of the cell cycle involves processes crucial to the survival of a cell, including the detection and repair of genetic damage as well as the prevention of uncontrolled cell division associated with cancer. The cell cycle is a four-stage process in which the cell 1) increases in size (G1-stage), 2) copies its DNA (synthesis, S-stage), 3) prepares to divide (G2-stage), and 4) divides (mitosis, M-stage). Due to their anionic nature, nucleoside triphosphates (NTPs), the building blocks of both RNA and DNA, do not permeate cell membranes.

The Comet Assay, also called single cell gel electrophoresis (SCGE), is a sensitive and rapid technique for quantifying and analyzing DNA damage in individual cells.

Dostępne procedury, odczynniki i sprzęt do fluorescencyjnej hybrydyzacji in situ (FISH).

Available Fluorescent in situ hybridization (FISH) procedures, reagents and equipment.

Zobacz wszystko

Protokoły

Immunocytochemistry (ICC) Cell Capture Imaging Reagent and protocol for eliminating wash steps, and is highly effective in applications involving rare cells, low cell count samples, and limited access samples.

Powiązane treści

Three-dimensional (3D) printing of biological tissue is rapidly becoming an integral part of tissue engineering.

Trójwymiarowe (3D) drukowanie tkanek biologicznych szybko staje się integralną częścią inżynierii tkankowej.

Nasz zespół naukowców ma doświadczenie we wszystkich obszarach badań, w tym w naukach przyrodniczych, materiałoznawstwie, syntezie chemicznej, chromatografii, analityce i wielu innych dziedzinach.

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