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  • Comparative QC Test Methods for Toothpaste Consistency

    Tuesday, September 27, 2016
    Application Note
    Robert McGregor
    Important quantitative data can be obtained in the study of viscosity by measuring the consistency of toothpaste, i.e., thickness, ease of handling and ability to retain position, and observing the ... read more

  • How Do You Evaluate “Flowability”? Buttermilk Ranch vs Blue Cheese

    Monday, November 24, 2014
    Application Note
    Robert G. McGregor Eric Chiang Stephanie Shepard
    A common request from food manufacturers is to come up with a faster and more definitive test for flowability of salad dressings. read more

  • Single-Cell RNA Detection to Identify Cell Subpopulations in Heterogeneous Mixtures

    Tuesday, March 25, 2014
    Application Note
    Don Weldon Victor Koong Alex Ko Yuko Williams Laura White
    Traditional RNA detection methods, which analyze RNA levels in lysed, permeabilized, or fixed cell samples, make it challenging to understand the role of one gene in the context of a tissue, organ, or... read more

  • Detection of siRNA-Mediated Gene Modulation Using RNA Detection Probes

    Monday, May 20, 2013
    Application Note
    Don Weldon Grace Johnston
    To study the function of genes and biological pathways, researchers often use techniques such as RNA interference (RNAi) to modify gene expression. In RNAi experiments, it is important to determine ... read more

  • Pittcon 2013®: Developments in Liquid Chromatography

    Monday, May 13, 2013
    Technical Article
    Robert L. Stevenson, Ph.D.
    The first commercial liquid chromatograph was probably an amino acid analyzer. These ion exchange chromatographs were so specialized that they had almost no impact on chemical analysis outside of ... read more

  • Advances in Gas Chromatography Instrumentation at Pittcon® 2013

    Friday, May 10, 2013
    Technical Article
    Robert L. Stevenson, Ph.D.
    The buzzwords for Pittcon® 2013 in gas chromatography instrumentation were “smaller,” “portable,” and “helium.” Despite the fact that some of the major vendors did not exhibit, others were on hand ... read more

  • What’s New in Optical Spectroscopy at Pittcon® 2013?

    Friday, May 10, 2013
    Technical Article
    Mark Fisher
    Soon after the first spectrophotometer was built, the challenge of improving it began. How could we make spectrophotometers better? Could we make them smaller, faster, or perhaps improve the ... read more

  • Advances in Mass Spectrometry at Pittcon® 2013

    Friday, May 10, 2013
    Technical Article
    Brian Musselman
    This has been a busy year for mass spectrometry companies and with the Triennial International Conference on Mass Spectrometry occurring last fall. This year at Pittcon®, several new high-end mass ... read more

  • Exhibition of Chromatography Columns at Pittcon® 2013

    Friday, May 10, 2013
    Technical Article
    Robert L. Stevenson, Ph.D.
    The technology and market for liquid chromatography columns continue to mature, with applications-specific columns on the rise. The chromatography columns target specific assays in the clinical ... read more

  • Awarding Innovation: The Pittcon® 2013 Editors’ Awards

    Friday, May 10, 2013
    Technical Article
    Marian Nardozzi
    Pittcon® offers many different award ceremonies for outstanding scientific achievement to members of the scientific community; however, there is only one award for innovations in instrumentation. The... read more

  • Sample Prep for LC, GC, and SFC at Pittcon® 2013

    Friday, May 10, 2013
    Technical Article
    Robert L. Stevenson, Ph.D.
    At Pittcon® 2013, sample prep stood out as a major focus, perhaps because of the few advances in chromatography instrumentation. In addition, some sample preparation is spilling over into other ... read more

  • Product Showcase: Blood Gas Analyzers

    Wednesday, March 06, 2013
    Technical Article
    Jeanely Hunt, MS, MBA
    Blood gas analysis, more specifically referred to as arterial blood gas (ABG) analysis, is a standard clinical diagnostic test that measures a patient’s blood gases; oxygen and carbon dioxide blood ... read more

  • Automated Assays and More at SLAS 2013 and HCA 2013

    Wednesday, February 06, 2013
    Technical Article
    Robert L. Stevenson, Ph.D.
    The second annual meeting of the Society for Laboratory Automation and Screening (SLAS 2013), held January 12–16, attracted 3800 scientists and engineers to the Gaylord Hotel in Orlando, FL for an ... read more

  • 2012 Light Scattering Colloquium: Advances in Nanotechnology, Protein Structures, and Biomedical ...

    Wednesday, November 28, 2012
    Technical Article
    Robert L. Stevenson, Ph.D.
    Light scattering provides the most effective technology to characterize large molecules and subvisible particles. read more

  • The Double Life of Structured Fluids

    Sunday, August 01, 2010
    Application Note
    Neil Cunningham Bob McGregor
    The products we stir, pump, spread, pour, and spray are usually thought of as liquids. Surprisingly, however, it can be demonstrated that they live a quiet double life as liquids when observed,but ... read more

  • Food Texture Analysis

    Saturday, May 01, 2010
    Application Note
    Richard D. Brown
    Texture testing is a well-established technique for evaluating the mechanical and physical properties of raw ingredients, food structure, and designs, and for pre- and post-quality control checks. ... read more
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