Supelco(R) Expands Ascentis(R) Express HPLC Columns Line for High-Speed and High-Efficiency Separations

Ascentis Express RP-Amide provides improved selectivity for polar compounds ST. LOUIS, Sept. 3 /PRNewswire-FirstCall/ -- Supelco, a division of Sigma-Aldrich (Nasdaq: SIAL ), has expanded the Ascentis Express product line ( http://www.sigma-aldrich.com/express ), a family of innovative HPLC col...

Supelco(R) Introduces Ascentis(R) Express HILIC HPLC Columns for High-Speed and High-Efficiency Separations

ST. LOUIS, March 11 /PRNewswire-FirstCall/ -- Supelco, a division of Sigma-Aldrich (Nasdaq: SIAL ), has expanded the Ascentis Express product line, a family of innovative high-purity liquid chromatography (HPLC) columns designed to provide the analysis speed and resolving power of sub-2-micro...

Unique Surface Treatment of Novel TSK-GEL ODS Columns Provide Separation of Aqueous and Fat Soluble Vitamins

Introduction With the introduction of two new reversed-phase column types, TSKgel ODS-100V and TSKgel ODS-100Z, excellent chromatographic performance and selectivity can be achieved for a wide range of sample types. TSKgel ODS-100Z ...

Three Micron TSK-GEL ODS-100V Columns for High Throughput LCMS

Introduction It is well known in HPLC that columns packed with smaller particles are more efficient at the expense of higher back pressure compared to columns packed with larger particles. The gain in efficiency is usually traded ...

The combination of monolithic columns and modern HPLC/MS/MS instrumentation for high chromatographic throughput and sensitive detection of beta-agonists

Beta-agonists are group A substances of the European guideline 93/257/EWG (revision 98/536/EG) having an anabolic effect and not licensed. Thus, they have to be determined in veterinarian samples like muscle, liver, retina, and urine. The coupling of High Pressure Liquid Chromatography (H...

Comparison of PCR Kleen Spin Columns to Traditional Methods for Purification of PCR Products Prior to Sequencing, Rev A

Jolanta Kolodziejek, MSc, and Professor Norbert Nowotny, PhD, Clinical Virology Group, Institute of Virology, University of Veterinary Medicine, Vienna , Veterinaerplatz 1, A 1210 Vienna, Austria Introduction The purity of t...

Ni-NTA Superflow Columns - automated large-scale purification of 6xHis-tagged proteins

Ni-NTA Superflow Columns enable up to 24 automated large-scale 6xHis-tagged protein preparations to be performed in parallel on the BioRobot 3000 workstation. Using cleared lysates from bacterial cultures as starting material, ...

Improve Recovery and Reproducibility with Pre-Treatment of Analytical TSK-GEL G3000SWXL Size Exclusion Columns

T.J. Higley, Tosoh Bioscience LLC and Richard Cornell, Wyeth BioPharma Abstract: During a recent method optimization and investigation at Wyeth BioPharma, pre-treatment with bovine serum albumin improved reproducibility and recovery ...

Novel Bonding Chemistry Imparts Enhanced Polar Selectivity to TSK-GEL ODS-100V Reversed Phase Columns

Introduction While full coverage C18 phases have been responsible for the growth of HPLC as a reliable high efficiency technique, it has become apparent in recent years that such column types are not suited for reliable analysis o...

Purification of Phosphoinositide 3-Kinase With UNO Columns

Polyphosphoinositides and their metabolites are important intracellular signals involved in the responses to a number of hormones and growth factors.The discovery of a phosphatidylinositol kinase that phosphorylates PI at the 3 position of ...

New Gas Clean Filter Technology From Varian, Inc. Reduces Contamination in GC, ICP and GC/MS

...mmediate savings of up to 50% on helium, with no loss in analytical quality. Using Gas Clean Filters with Varian's FactorFour(TM) ultra low-bleed columns and new GC instruments creates the best combination for optimal GC and GC/MS performance. "Enhancing the Gas Clean Filter System provides a broad...

USDA Boosts Food Safety Research with Purchase of Waters ACQUITY TQD System

...and the QuanOptimise(TM) feature for automated system optimization and method development. This UPLC/MS/MS system operates with 1.7 micron ACQUITY BEH columns and is a true UPLC system for measuring concentrations of veterinary drug residues, pesticides, and other contaminants in foods and beverages. F...

New imaging technique reveals the atomic structure of nanocrystals

... in solar energy conversion and in medical imaging." Using the reiterative algorithm, the smallest separation between the cadmium and sulfide atomic columns was measured at 0.84 angstroms, the researchers report. "Since low-resolution images can be obtained from different sources, our technique is gener...

Pressure BioSciences, Inc. Releases Novel, PCT-dependent Sample Preparation Kit for Systems Biology Studies

...mportant ability to get proteins, DNA, and RNA from the same sample. However, unlike nearly all of these kits, ProteoSolve-SB does not use inefficient columns or harsh detergents that can cause serious problems with protein recovery. Instead, ProteoSolve-SB uses organic solvents that can be easily and quickl...

Forward step in forecasting global warming

...ide more accurate prediction," Anderson says. Most of the techniques used to measure optical properties of aerosols involve shining a laser through columns of air. "The problem with this approach is that it gives the average properties of all aerosol components, and at only a few wavelengths of light,...

Commencement 2008: Student innovation could improve data storage, magnetic sensors

...brain and heart. First, Morrow developed a nanomaterial that has never before been produced. The nanomaterial is an array of freestanding nanoscale columns composed of alternating layers of magnetic cobalt and non-magnetic copper. Morrows three-dimensional arrangement of the magnetic and non-magnetic laye...

Sigma(R) Launches Innovative ChIP Kit Technology For Epigenetic Research

... epigenetic research ( http://www.sigma.com/chip ). The Imprint(TM) ChIP Kit provides a complete solution for Chromatin Immunoprecipitation, including columns and reagents for DNA purification as well as an integrated protocol for ChIP DNA amplification with the GenomePlex(R) Whole Genome Amplification Kit. ...

More solid than solid: A potential hydrogen-storage compound

...der developed at the University of California at Los Angeles. MOF-74 resembles a series of tightly packed straws comprised of mostly carbon atoms with columns of zinc ions running down the inside walls. A gram of the stuff has about the same surface area as two basketball courts. The researchers used neu...

Engineers make first 'active matrix' display using nanowires

...y transmissions on the battlefield. Electronic displays like television screens contain millions of pixels located at the intersections of rows and columns that crisscross each other. In the new findings, the researchers showed that they were able to selectively illuminate a specific row of active-matrix ...

New Capillary Column From Varian, Inc. Offers Durability and Performance for High Temperature GC and GC/MS

...on a stainless steel capillary, Varian's UltiMetal columns address several problems associated with fused sil...ion for high temperature gas chromatography. The columns have wide applicability in the separation of high ...ctorFour range of low bleed GC columns. FactorFour columns offer bleed specifications up to four times better...

Self-assembled materials form mini stem cell lab

...aneously in materials. Using the right chemistry, the thick membrane structure could be designed to get conduits of charge in solar cells or nanoscale columns of catalytic nanostructures that would extend over arbitrary macroscopic dimensions. While the underlying, highly ordered structure of the sacs and...

Credit-card-sized platform for volatile compound analysis CAREER project goal

...ng MEMS technology. In his laboratory, he is developing gas chromatographic columns with heaters, temperature sensors, pressure sensors, and thermal conductivity detectors that can fit on micro-chips. Agah already has developed columns that can separate a limited number of volatile compounds and chemical warfa...

Instant JChem 2.0 Released: Instant JChem Personal Free for All Users

...sily create databases, import, merge and export a wide range of structure file types, create powerful chemical/non chemical queries, populate database columns with dynamically generated structure based properties, apply custom chemical business rules to canonicalize their structure data and build custom view...

Employer Brands Require More Than Slick Marketing

...ll behaved women rarely make history. Next Generation Consulting is a thinkubator committed to building Next Generation Companies and Communities. Her columns address the work and life trends of todays young, tech-savvy talent as well as the tools, tricks and tips for those daring hot companies they work wit...

The State of Risk Capital in Wisconsin

... angel financing as well as his own experience with start-up companies. His columns will run every other week. We encourage our readers to read, ponder and provide feedback to Adam on his columns on what's useful, what's not and submit your questions and opinions to ada...

Governor Proclaims November 1-7 Health Science and Technology Recognition Week

...ur role as producer of conferences such as the upcoming Health Technology Symposium, Wisconsin Technology Network is publishing a series of Visionary" columns written by Wisconsins technology leaders and government officials that focus on their visions for Wisconsins future technology development and growth....

Conferences Underscore Wisconsins Role in the Health Technology Revolution

... Editors Note: "FORWARD VISIONS" Today we begin three weeks of special articles, interviews and columns that will appear on the Wisconsin Technology Network (WTN). This series called, "FORWARD VISIONS" is designed to stimulate awareness, discussion and d...

Why Wisconsin Lags Behind the U.S. and Minnesota

... Editors Note: "FORWARD VISIONS" Today we begin three weeks of special articles, interviews and columns that will appear on the Wisconsin Technology Network (WTN). This series called, "FORWARD VISIONS" is designed to stimulate awareness, discussion and d...

Grow Wisconsin resources for technology development

...in. This feature is part is a series of special articles, interviews and columns that are appearing on the Wisconsin Technology Network (WTN). Titled, "FORWARD VISIONS," these columns are designed to stimulate awareness, discussion and debate that will help t...

Sizing Up the Bill for Information Technology

...e management and the changing rules of business through the lens of IT technologies and solutions. We welcome your feedback and suggestions for future columns at news@wistechnology.com . ...

Social networks and my big a-ha

... Readers of DEMOletter know that I've written regularly about so- called social networks, services such as LinkedIn, Spoke, and Google's Orkut. These columns have run under titles such as "I'm LinkedIn - Now What," and they have questioned the value of these networks to both user and investor. I wasn't bein...

Changing perspectives on social networks

... Little I write about these days stirs as much feedback as my columns on the emerging social media market, the convergence of blog tools, search, social networks, and syndication technologies. Over the past six months...

From the YP Front Lines

...ll behaved women rarely make history. Next Generation Consulting is a thinkubator committed to building Next Generation Companies and Communities. Her columns address the work and life trends of todays young, tech-savvy talent as well as the tools, tricks and tips for those daring hot companies they work wit...

Tennessee health care system to install Johnson Controls wireless tech

...alled in the intensive-care unit to complement the articulating arm service columns within each room. These columns will hold all patient monitoring equipment and data connections so that a p...

MATC faces demand for less paper and more integration

... Editors note: This is the first of a series of columns in which Byron Glick will ask Wisconsin CIOs for their views and advice on IT leadership and the challenges they face. The good news for David W...

Presidential politics and the next generation

...ll behaved women rarely make history. Next Generation Consulting is a thinkubator committed to building Next Generation Companies and Communities. Her columns address the work and life trends of today's young, tech-savvy talent as well as the tools, tricks and tips for those daring hot companies they work wi...

The first law of software

... A few columns back I mentioned my first law of softwareany mildly successful software program will begin to operate under the delusion it is an operating system. Yo...

When technology is not enough, have more picnics

...es so deeply need: touch and a sense of belonging. Feedback from previous columns Bill Humbert from Iowa responded to my opinion that American talent is lo...ubator committed to building Next Generation Companies and Communities. Her columns address the work and life trends of today's young, tech-savvy talent as wel...

Year ahead offers payoff for hard work

... First-of-year columns are ripe for prognostication and this one is no different. Like a creaky car on an old wooden roller coaster, the technology industry has been labori...

Midwest angel investment in life sciences on the rise

...ience space in the region: There are nine groups in three states. That still leaves another five Midwest states to chart. Watch for future columns as I just may check out this trend throughout the Midwest. By the way, in its first event for the year, the Illinois Biotech Industry Organization (IB...