Identification of PI3Kα Inhibitors with an Automated Echelon Fluorescence Polarization Assay using the Labcyte Access Workstation with Integrated Labcyte Echo Liquid Handling Technology

28 Sept 2017

Phosphoinositide 3-kinase alpha (PI3Kα) is frequently implicated in human cancer because of its role in the induction of cell proliferation and survival and is highly sought after as a drug development target. High-throughput screening efforts to identify inhibitors of PI3Kα have been widely conducted in the pharmaceutical industry. Compounds identified from high-throughput screening efforts for various targets in the PI3K pathway have developed into potential anti-cancer drugs. The ongoing need to reduce screening costs has led to the growing trend toward miniaturization. The Echo series of liquid handlers combined with the newly released Echo qualified Reservoir affords a reduction in transfer volume of both compounds and bulk assay reagents while increasing throughput and maintaining data quality. This application note describes a fully automated approach utilizing the Labcyte Access Workstation to integrate both the Echo 525 and Echo 555 liquid handlers on the same workstation to facilitate assay execution in the identification of potential PI3K inhibitors

Echo® 500 Series Liquid Handlers

The Echo® liquid handler revolutionizes liquid handling with acoustic energy. Sound waves eject precisely sized droplets from a source onto a microplate, slide or other surface suspended above the source. This product does not use tips, pin tools or nozzles—completely eliminating contact between the instrument and the liquid. The Echo liquid handler provides powerful benefits: Tipless transfer, resulting in dramatic cost savings Improved information about sample integrity and improved transfer quality through measurement of DMSO hydration level Elimination of the need for calibration through Dynamic Fluid Analysis™ technology, a patented Labcyte process Elimination of cross-contamination, carryover or leachates through non-contact transfer Accurate, precise movement of nanoliter-scale quantities, enabling assay miniaturization and further reducing costs Better results through direct dilution of compounds, an improvement over serial dilution methods Greatly simplified assay development and dilution processes through the flexibility to transfer any volume of liquid from any well to any other well

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High-Throughput ScreeningHigh-throughput screening (HTS) is an automated drug discovery technique for identification of active compounds against a compound library. Use HTS readers and integrated assay preparation / analysis workstations to screen your compounds. Identify active compounds against various HTS libraries, including membranes, proteins and peptides and HTS cell lines. Find the best high-throughput screening products in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.Cell-Based AssaysCell-based assays are used to monitor the presence, quantity and activities of a desired cellular analyte including drug molecules or biomarkers. This can reveal information on cell health (apoptosis, cytotoxicity, viability and proliferation assays), cell metabolism, cell migration and cell signaling mechanisms. Find the best cell-based assay products, kits and equipment with our peer reviewed product directory: compare products, check customer reviews and receiving pricing direct from manufacturers.Automated Liquid HandlingAutomated liquid handling equipment is used to mix, dilute and dispense allotted volumes of liquid into microplates and other vessels automatically. The robotic, liquid handling arms can dispense from single channel to 3456 multichannel as well as operate nanoliter dispensing, enabling high throughput of samples. Find the best automated liquid handlers in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.Cancer CellsCancer cells are abnormal cells that divide uncontrollably, leading to the formation of tumors and the spread of cancer. Studying cancer cells is crucial for developing new treatments and understanding tumor biology. Explore cancer cell research products in our peer-reviewed product directory; compare products, check reviews, and get pricing directly from manufacturers.Acoustic Liquid HandlingPrecision MedicinePrecision medicine refers to the idea of customized healthcare, where medical decisions and treatments are tailored to the individual patient. Molecular diagnostics, companion diagnostics and Next Generation Sequencing (NGS) play a pivotal role in this approach.
Identification of PI3Kα Inhibitors with an Automated Echelon Fluorescence Polarization Assay using the Labcyte Access Workstation with Integrated Labcyte Echo Liquid Handling Technology