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Hoechst concentration

NettetI've successfully used Hoechst 33342 for live imaging of random cell migration in different types of breast cancer cell lines. Staining with a low concentration (100 ng/ml) for 45 … Nettet21. jan. 2024 · Tip:As Hoechst 33258 preferentially binds AT-rich DNA, use standards with a similar base composition to the sample DNA. PicoGreen is a highly sensitive measure of dsDNA and can measure as little as 20 pg dsDNA in a 200 µl assay volume. Indeed, DNA concentrations from 500 pg/ml to 500 ng/ml can all be measures using a single dye …

Hoechst AG - Wikipedia

NettetThe performance of the Hoechst 33258 DNA-quantitation method was tested at two Hoechst concentrations: 0.1 µg/ml and 1 µg/ml. At the lower Hoechst concentration … Nettet31. mar. 2024 · Hoechst uptake by live cells is an active process and should be performed under optimal culture conditions depending on cell type. 12. Concentration of both Hoechst 33342 and PY should be maintained in all washing and staining solutions during immunophenotyping staining to prevent efflux of the dyes. memoteaser https://ca-connection.com

Hoechst DNA Stains for Live and Fixed Cells AAT Bioquest

NettetThe concentration of stain can influence comet assay results, as was shown by Olive et al. ... minor groove-binding Hoechst 33342 and DAPI showed similar sensitivities (indicated by the slopes of dose-response curves), as did bromodeoxyuridine incorporated into replicating DNA and detected with FITC-conjugated anti-BrdUrd (Olive et al., 1992). NettetHoechst 33342 nucleic acid stain is a popular cell-permeant nuclear counterstain that emits blue fluorescence when bound to dsDNA. This dye is often used to distinguish … NettetThe optimal cell density, concentration of Hoechst 33342, and stain time for DNA content analysis may vary by cell type. Assay conditions should be optimized in early experiments for best results. 4. Pellet cells by centrifugation … memotech clarivate

Hoechst DNA Stains for Live and Fixed Cells AAT Bioquest

Category:Hoechst 33258 measured on a FLUOstar Omega BMG LABTECH

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Hoechst concentration

Hoechst 33342 - an overview ScienceDirect Topics

NettetRecommended conditions for staining cells with Hoechst stains. Cell Type Hoechst Dye Concentration Incubation Conditions Bacteria 0.1 to 12 µg/mL 10 to 30 minutes Live … NettetInvitrogen Hoechst 33342 nucleic acid stain is a popular cell-permeant nuclear counterstain that emits blue fluorescence when bound to dsDNA. This dye is often …

Hoechst concentration

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Nettet20. des. 2024 · Spin-labeled BmrCD mutants were concentrated to 70–100 µM using Amicon Ultra-100 centrifugal filters (Millipore) and incubated with nucleotides or Hoechst-33342 (Thermo Fisher). NettetHoechst 33342 is a well-characterized blue-emitting fluorescent compound widely utilized for nuclear staining. Hoechst 33342 permeates cell membranes and binds to the minor groove of A/T-rich dsDNA sequences, thus preferentially staining nuclei (Figure 1). Fig.1. Hoechst 33342 (in blue) binding dsDNA. Hoechst 33342 Excitation / Emission Spectra

NettetFluorometry allows specific and sensitive measurement of DNA concentration by use of a fluorescent dye; with common dyes including Hoechst dyes and PicoGreen. Hoechst … Nettet25. sep. 2024 · Hoechst typifies a chemical biology probe with remarkable characteristics, possessing good permeability, high affinity (K d ∼1–10 nM) and specificity, and a fluorescent turn-on of ∼30- to 40-fold upon DNA binding with a large 100 nm Stokes shift, 16 when they bind to adenine-rich regions in the minor groove of DNA (Figure 1a). 17 …

NettetHoechst AG ( German pronunciation: [ˈhøːkst]) was a German chemicals then life-sciences company that became Aventis Deutschland after its merger with France's … NettetA concentration of 0.1–12 μg/ml is commonly used to stain DNA in bacteria or eukaryote cells. Cells are stained for 1-30 min at room temperature or 37 °C and then washed to remove unbound dye. A green fluorescence of unbound Hoechst dye may be observed …

NettetHoechst 33342 (2'- [4-ethoxyphenyl]-5- [4-methyl-1-piperazinyl]-2,5'-bi-1H-benzimidazole trihydrochloride trihydrate) is a cell-permeable DNA stain that is excited by ultraviolet …

NettetHoechst 33258 Staining Dye Solution (ab228550) is a fluorescent stain for labeling DNA in fluorescence microscopy. This product may be used in fluorescence microscopy, … memothillNettetHoechst 33342 (from Sigma) comes as a lyophilized powder and is re-suspended at 1 mg/mL in water, filter sterilized, and frozen in small aliquots.. HBSS+ (Hanks Balanced Salt Solution, Gibco) with 2% Fetal Calf Serum and 10 mM HEPES buffer (Gibco).DMEM+ (Gibco) with 2% Fetal Calf Serum and 10 mM HEPES buffer (Gibco).. Propidium Iodide … memotech maintenanceNettetHoechst 33342 Ready Flow Reagent is a cell-permeable, blue fluorescent DNA stain for cell cycle analysis. Add 2 drops from the dropper bottle directly into 1 x 10 6 cells, incubate, and analyze. Hoechst 33342 reagent binds preferentially to adenine-thymine regions of double-stranded DNA. memotong rasterNettetVolume of Water needed to reconstitute specific mass of Hoechst 33342 *20 mM solution in water* to given concentration. Note that volume is only for preparing stock … memovoc correctionNettetFind hoechst 33342 and related products for scientific research at MilliporeSigma. US EN. Applications Products Services Support. Advanced Search. Structure Search. Search Within. Products Technical Documents Site Content Papers Genes Chromatograms. Shipping. Ships Today (1) Product Category. dyes (4) Brand. Sigma-Aldrich (6) … memotyiouNettet7. okt. 2024 · Hoechst 33342 solution (10 mg/mL in distilled water). The solution is diluted at a concentration of 1 mg/mL with distilled water, filter-sterilized and then stored at −20 °C in 1 mL aliquots in the dark. The “working” stock solution is covered with aluminum foil and kept at 4 °C. 7. memotong foto 4x6NettetBiotium offers stable concentrated stock solutions of Hoechst in water at 10 mg/mL (see ordering information). DAPI – Preferred for Fixed Cell Staining DAPI is somewhat less … memothemafioso - 48 bars