Invitrogen Adds Instrumentation Capability to Reagent Strength with Launch of Two New Devices

25 Sept 2006

Product news

Invitrogen Corporation, a leader in life science research, today announced the introduction of two new instruments to complement technologies in its BioDiscovery business segment. The iBlot™ Dry Blotting system transfers proteins from polyacrylamide gels to nitrocellulose membranes in preparation for downstream analysis, while the iPrep™ purification instrument automates nucleic acid purification using Invitrogen's ChargeSwitch™ technology.

"Invitrogen has a history of supplementing our leading reagent platforms with instrumentation that is both efficient and accessible, starting with our pre-cast gel systems and moving through protein electrophoresis systems and our recently launched Qubit fluorometer," said Kip Miller, Senior Vice President of Invitrogen's BioDiscovery business. "With these new introductions, we are carrying forward this initiative--bringing significant improvement in the research process to every scientist. We are especially pleased to be, in the case of iPrep, launching our first internally-developed offering in the major instrumentation space."

Whereas traditional systems for transferring proteins from gels to membranes rely on complex buffering systems and layers of filter paper, iBlot uses two ion reservoir matrixes, allowing bufferless protein transfer in seven minutes, versus hours for traditional systems. With no need for buffers or an external power supply, this benchtop system has the potential to streamline a workflow that would typically take 24 hours to complete to less than eight hours. Complemented by products from Invitrogen subsidiaries Zymed, BioSource and Molecular Probes, iBlot enhances Invitrogen's comprehensive solutions for protein analysis.

Solidifying Invitrogen's position as an innovator in nucleic acid purification, iPrep builds upon the company's easy-to-use ChargeSwitch nucleic acid purification technology. The system utilizes pre-filled reagent cartridges and standardized protocols to extract genomic DNA from a wide variety of samples--including tissue and blood specimens and samples collected during forensics work. The iPrep eliminates labor-intensive steps in the DNA purification process, delivers consistent, highly pure DNA for downstream applications such as case work samples, paternity testing or clinical genotyping, and increases the success rate for isolating DNA from low quantity starting materials. Additionally, iPrep catalyzes Invitrogen's entry into new markets, most notably forensics, where automation of sample treatment is essential and molecular diagnostics. The company plans to leverage the instrument platform to accommodate additional reagent systems, further expanding its potential for market penetration.

"The iPrep and iBlot instruments represent our commitment to developing user-friendly benchtop instrumentation that complements our key reagent systems," explained Kornelija Zgonc, Vice President of Engineering and Instrumentation for Invitrogen. "By building out our instrumentation capabilities, we are able to offer our customers an even more complete approach to their applications than ever before."

Earlier this year Invitrogen introduced The Qubit™ Quantitation System, a new method for quantitation of DNA, RNA and protein samples. The minifluorometer provides more accurate and more sensitive quantitation of samples for molecular biology and biochemistry. Improved quantitation of samples after purification leads to better results downstream and less time wasted on suboptimal samples. Although Qubit™ is a sophisticated detection technology, the system is relatively inexpensive and the easy-to-use format can fit on any benchtop. This system exemplifies both the philosophy of making science more accessible and making innovation less costly that are at the core of Invitrogen's business.

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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.Western BlottingWestern blotting equipment is used to transfer and identify specific proteins within a sample, reveal protein modifications, as well as give a semi-quantitative estimation of their concentration. Western blotting equipment includes all apparatus necessary to transfer proteins from gel to membrane and subsequent processing steps. Protein transfer can be performed by electroblotting with wet, semi-dry and dry transfer systems onto nitrocellulose and PVDF membranes. Blocking, washing and labeling of membranes follows, involving buffers, blocking reagents, blotting / incubation trays, labeling reagents, immunoblotting assays, antibodies and conjugates. Automated equipment for these steps is available to accelerate your lab workflow. Finally, detection and imaging of proteins can be conducted using gel documentation and imaging systems. Find the best western blotting equipment in our peer-reviewed product directory: compare products, check customer reviews and receive 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.
Invitrogen Adds Instrumentation Capability to Reagent Strength with Launch of Two New Devices