Fluxor herg assay h9c2
WebThe FluxOR™ Potassium Ion Channel Assay is a solution for high throughput screening (HTS) of potassium ion channel and transporter activities. The FluxOR™ assay takes advantage of the well described permeability of potassium channels to thallium (Tl+) ions.1,2 When thallium is added to the extracellular solution with a stimulus to open WebApr 1, 2010 · To validate the feasibility of the FluxOR™ assay as a screening tool for potassium channels, we went on to test the pharmacology of known potassium channel modulators identified as hits in Figure 2.Based on their well-characterized inhibition of hERG or Kv7.2/7/3, haloperidol, linopiridine, XE991, and cisapride were chosen for further …
Fluxor herg assay h9c2
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WebAfter the incubation period, a baseline recording was collected at 1 Hz for 10 s (excitation 470 ± 20 nm, emission 540 ± 30 nm) followed by a thallium stimulus buffer addition (10 μL/well) and ... WebThis also means that the assay is carried out in a physiological, normal-chloride saline. in this article, the authors describe how they used Bacmam gene delivery to express Kv7.2 and 7.3 (KcnQ), Kir2.1, or Kv11.1 (herg) potassium ion channels in u2-os cells. using these cells, they ran the Fluxor™ assay to identify and
WebThe FluxOR assays take advantage of the well described permeability of potassium channels to thallium (Tl+) ions and the utilization of a new and improved indicator dye that results in a larger signal window and a significant improvement in … WebFluxOR Assay Kit (Life Technologies, Carlsbad, CA) following the manufacturers protocol. • Fluorescence signals were elicited by 1mM Tl + and 10 mM K + and detected on FLIPR …
WebMTT assay was carried out using H9c2 cells to determine a proper dose range for the designed assay. The ECG measurement revealed that intravenous injection of 4-AcO-DET at 2.0 mg/kg and 4-HO-MET at 1.5 mg/kg prolonged the QTc interval in SD rats. In addition, hERG potassium channels in Chinese hamster ovary cells treated test substances were ... WebAfter the incubation period, a baseline recording was collected at 1 Hz for 10 s (excitation 470 ± 20 nm, emission 540 ± 30 nm) followed by a thallium stimulus buffer addition (10 …
Webs of hERG inhibitors determined in separate tests. N=4. FLIPR Potassium Kit-4 -2 0 2 0 1 3 Dofetilide Terfenadine Pimozide Log[inhibitor] mM) FluxOr Kit-4 -2 0 2 0.0 0.2 0.4 0.6 0.8 1.0 Dofetilide Terfenadine Pimozide Log[inhibitor] mM Compound) IC 50 (nM) FLIPR Potassium Assay 50) FluxOR Assay Dofetalide 39 53 Pimozide 135 195 Terfenadine …
WebDec 14, 2015 · Using a commercially available thallium assay kit (FluxOR ... Optimisation and validation of a medium-throughput electrophysiology-based hERG assay using IonWorks HT. great hotels in atlanta gaWebThe FluxOR assays take advantage of the well described permeability of potassium channels to thallium (Tl+) ions and the utilization of a new and improved indicator dye … great hotels in florence italyWebMar 1, 2010 · The FluxOR assay was able to identify several known specific inhibitors of Kv7.2/7.3 or hERG, highlighting its potential to identify novel and more efficacious small-molecule modulators. floating fastener positional toleranceWebMar 17, 2024 · The FluxOR™ thallium flux assay performed in two cell lines, U2OS and HEK293, with stable hERG expression can be used to identify compounds that inhibit hERG channel activity. This chapter describes a cell-based hERG channel inhibition assay that has been optimized and performed in a 1536-well plate format. floating fatty stoolsWebThe FluxOR assay was performed using the washing method recommended by the supplier, and bottom fluorescence intensity was assessed by end-point readout in the SynergyH1 microplate reader … great hotels in galvestonWebFluxOR technology is a cell-based assay used for high-throughput screening measurements of potassium channel activity. Using thallium influx as a surrogate indicator of potassium … floating farms aztecWebThe Predictor™ hERG kit from Invitrogen is a homogeneous fluorescent assay that uses a simple add-and-read format. The assay is based on the principle of fluorescence … great hotels in fort worth area