Caliper Life Sciences Introduces LabChip GX And GXII Microfluidic Instruments To Address Specific Needs Of Proteomic And Genomic Researchers

14 Jul 2008

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Caliper Life Sciences, Inc. today introduced two microfluidics-based separations products, the LabChip® GX and LabChip GXII benchtop systems, for fast, automated, 1-D electrophoretic separations of protein, DNA, and RNA samples. The LabChip GX represents a low price entry system targeted at genomics applications, while the GXII combines both genomics and protein research applications. The LabChip GX series of instruments will be marketed by Caliper and is designed to provide scientists novel benefits including extended walk away time, higher throughput and economical plate processing ability. Caliper also provides solutions to scientists with lower throughput needs through its collaborations with Agilent and Bio-Rad.

Both systems combine Caliper’s highly reproducible assay technology with advanced data analysis and visualization software. With 96-well and 384-well plate compatibility and the ability to select single wells at any location in a plate, the LabChip GX and GXII systems provide researchers with unmatched throughput, flexibility, and performance. Leveraging Caliper’s patented microfluidics technology, users are able to thoroughly analyze samples in seconds instead of minutes, eliminating throughput bottlenecks and improving efficiency. The advanced data management software suite included with each system allows users to visualize results via an electropherogram or virtual gel view. Additionally it provides data in tabular form, which can then be analyzed or easily exported into a spreadsheet format.

“With applications ranging from protein therapeutics research to gene expression analysis to genotyping of transgenic mice, the LabChip GX and GXII represent an integral component of Caliper Life Sciences’ overall strategy of developing products that bridge the in vitro – in vivo translational gap,” said Rick Bunch, Microfluidics Product Manager, Caliper Life Sciences. “The LabChip GX and GXII provide high quality, accurate, and reproducible data that enable researchers to accelerate their discovery efforts, while saving time and money.”

The new LabChip GX instrument has been designed expressly for the needs of genomics researchers for the analysis of RNA integrity for better RT-PCR and microarray gene expression data, DNA fragment analysis for sequencing applications and genotyping transgenic mice, and numerous other applications that require accurate size, concentration, or purity analysis of nucleic acid samples. A unique feature of the LabChip GX is the ability to analyze any single sample, or a subset of samples in a microtiter plate using an intuitive GUI interface. This feature enables researchers to assess RNA integrity by randomly sampling a plate or conduct “hit picking” experiments on samples of particular interest.

The LabChip GXII system, which is a complete functional replacement of the LabChip 90, provides consistent and precise analysis of both protein and nucleic acid samples. The LabChip 90 has been widely adopted by researchers developing antibody-based therapeutics and is ideally suited for quantifying size, titer, purity, and fragmentation. This automated separations platform also enables scientists to explore the effect of multiple variables in parallel – a process which is prohibitively expensive and time-consuming using manual methods. As a direct consequence, robust methods for protein expression can be established that accelerate high throughput screening, crystallography, and analytical analyses that require large amounts of protein.

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ElectrophoresisElectrophoresis equipment is used to separate mixtures of protein, DNA or RNA, based on their electric charge, size and other physical characteristics, by passing them through a medium such as a polyacrylamide gel, an agarose gel or a capillary tube. Electrophoresis equipment includes horizontal and vertical gel electrophoresis chambers, isoelectric focusing systems, 2D electrophoresis and capillary electrophoresis instruments. Precast gels with a gradient can be used or gels can be hand cast. Samples are run alongside ladders or markers to identify the approximate size of a molecule. Separated proteins and nucleic acids in the gel can be stained or probed with fluorescent markers and then imaged and detected using gel documentation instruments, transilluminators, densitometers and scanners. Find the best electrophoresis equipment in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.Genome AnalysisGenomics, the study of genomes, includes functional genomics, evolutionary genomics and comparative genomics. There are many genomic technologies such as DNA sequencing of whole genomes, computational biology and bioinformatics. DNA and nucleic acids must be isolated and concentrated from cells for analysis with kits, automated analyzers and software. Other useful technologies for studying genomics include PCR, microarrays and electrophoresis.ProteomicsProteomics is the systemic bioinformatics study of proteins and amino acids, including their structure, size, function and identification. Tools used in proteomics include chromatography, blotting and gels, protein arrays, mass spectrometry and ELISA and associated analysis software. Analyzers and proteomic systems should be sensitive, high resolution, fast and may be automated for high-throughput.Microplate Readers / DetectorsMicroplate readers are used to automate the detection and analysis of labeled or label-free components in microplates during assays or live-cell monitoring. Microplate readers are generally distinguished by their mode of detection. Types include absorbance, luminescence, fluorescence intensity, fluorescence polarization, TRF / FRET and multimode microplate readers. Microplate readers deliver a high throughput of samples by reading multiple wells simultaneously, with the 96-well format the most commonly used. As a result, microplate readers are often used in the drug discovery, bioassays, research and pharmaceutical industries for screening applications. Microplate loading can also be automated, with robotic microplate stackers to increase throughput. Find the best microplate readers 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.DNA / RNA Extraction and PurificationPurified DNA and RNA are required for numerous downstream molecular biology applications. Consequently, the importance of high-quality DNA/RNA extraction and purification equipment cannot be underestimated. Many purification kits are available and are typically optimized for nucleic acid type and source, including plasmid DNA, genomic DNA, mRNA, RNA and viral nucleic acid purification kits. Automated extraction and purification of nucleic acids can be implemented with magnetic bead separator instruments or high-throughput purification workstations. Find the best DNA/RNA extraction and purification equipment in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.Protein PurificationProtein purification is a vital step in drug discovery, therapeutics, biotech and life science research. The purification process typically involves subcellular or membrane protein extraction with cell lysis kits, separation of proteins from cell debris by filtration or spin columns, and the isolation of proteins of interest from other proteins and impurities with affinity purification (including fusion protein tags and antibody binding proteins A, G and L), immunoprecipitation or chromatographic methods, such as ion exchange, size exclusion and immobilized metal affinity chromatography. All purification methods come in multiple formats for your laboratory needs, including agarose or magnetic beads, resins, columns and filter plates. Find the best protein purification equipment in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.Robotic InstrumentsRobotic instruments can be used for high-throughput automation of many lab processes. Such processes use instruments for assays like cell based assays and ELISA, for sample preparation like shakers, centrifuges and incubators, and for analysis such as sequencing and western blot analyzers. Useful features of robotic instruments include speed, reproducibility, barcode readers, software and automation.Software PlatformsSoftware platforms are useful for various stages of laboratory experiments from data collection to data storage and processing. For instance lab software is available for system control, data management, data analysis and qualification / validation.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.