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DNAQF

Sigma-Aldrich

DNA Quantitation Kit, Fluorescence Assay

Quantitation of DNA using bisBenzimide

Synonym(s):

dsDNA quantification

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About This Item

UNSPSC Code:
41105500
NACRES:
NA.84

Quality Level

usage

sufficient for 750 assays (2 ml each)

technique(s)

nucleic acid detection: suitable

storage temp.

−20°C

General description

The kit has all the reagents necessary for quantitation of DNA using the fluorescent dye bisBenzimide (Hoechst 33258). The kit allows highly sensitive, quick, and accurate determinations of double-stranded DNA from 10ng/ml to 5μg/ml, even in the presence of RNA and proteins. Fluorometry is a highly sensitive and simple method used for DNA quantitation. The fluorescent dye, bisBenzimide H 33258, which binds primarily to AT sequences in the minor groove of double-stranded DNA (dsDNA), is specific for quantitation of nanogram amounts of DNA (10 ng/ml to 10 mg/ml). When excited at 360 nm, the fluorescence emission at 460 nm of the dye increases significantly in the presence of DNA.

Application

DNA Quantitation Kit, Fluorescence Assay has been used to measure the concentration/content of DNA:
  • in neonatal rat ventricular myocytes (NRVMs)
  • in human mesenchymal stem cells (hMSCs)/samples for normalization of the relative alkaline phosphatase (ALP) amount
  • in mouse embryonic fibroblast cell line (NIH3T3 cells)

Features and Benefits

  • Specific for the quantitation of nanogram amounts of DNA
  • Works well with purified preparations as well as with DNA from crude extracts containing RNA and proteins

Kit Components Only

Product No.
Description

  • Detailed technical bulletin 1 ea

related product

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Pricing

Storage Class Code

10 - Combustible liquids


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J Portugal et al.
Biochimica et biophysica acta, 949(2), 158-168 (1988-02-28)
DNA binding sites for the minor groove-binding ligands DAPI (4',6-diamidine-2-phenylindole) and Hoechst 33258 (bisbenzimide) have been analysed using DNAase I and micrococcal nuclease footprinting techniques. Both drugs appear to bind to AT-rich regions containing at least four such basepairs. Hoechst
In vitro cytocompatibility and blood compatibility of polysulfone blend, surface-modified polysulfone and polyacrylonitrile membranes for hemodialysis
Roy A, et al.
Royal Society of Chemistry Advances, 7023-7034 (2015)
Siti Pm Bohari et al.
Journal of tissue engineering, 6, 2041731415615777-2041731415615777 (2015-12-17)
This study evaluated the effect of pulsed low-intensity ultrasound on cell proliferation, collagen production and glycosaminoglycan deposition by human dermal fibroblasts encapsulated in alginate. Hoechst 33258 assay for cell number, hydroxyproline assay for collagen content, dimethylmethylene blue assay for glycosaminoglycan
Kausik Kapat et al.
ACS applied materials & interfaces, 9(45), 39235-39248 (2017-10-24)
Cementless fixation for orthopedic implants aims to obviate challenges associated with bone cement, providing long-term stability of bone prostheses after implantation. The application of porous titanium and its alloy-based implants is emerging for load-bearing applications due to their high specific
D Moe et al.
Journal of biochemical and biophysical methods, 28(4), 263-276 (1994-06-01)
The present study was designed to afford a critical review of the effect of proteins on the Hoechst 33258 method for determination of DNA of crude homogenates. A considerable effect of proteins on the fluorescence was observed when the concentration

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