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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
  • Ion-Exchange Selectivity and High-Resolution Accurate-Mass Spectrometry Elucidate Lithium-Ion ...

    Monday, May 09, 2016
    Application Note
    Christopher Pohl Charanjit Saini Rosanne W. Slingsby Paul J. Voelker Kate Comstock John Moote Michael P. Balogh Ramona Y. Ying
    Improved performance and lifetime of lithium-ion batteries is important for automobile manufacturers that produce cars powered electrochemically by lithium-ion battery packs. read more
  • Quantitative Analysis of H2A.X and ATM DNA Damage Signals Using Benchtop Flow Cytometry

    Friday, September 25, 2015
    Application Note
    Mark Santos Wenying Zhang
    Assessing the level of DNA damage present in cells is integral to understanding the molecular mechanisms involved in the genome repair process and consequences for cell fate. 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
  • Automated Botulinum Neurotoxin Detection

    Monday, February 25, 2013
    Technical Article
    Karine Bagramyan Aneela Reddy Dobrin Nedelkov Markus Kalkum
    Botulinum neurotoxin (BoNT) is undoubtedly the most potent biological toxin known. Intravenously injected it could paralyze and kill a human being at a dose of just 1.2 ng BoNT per kg body weight. read more
  • Focus on Liquid Handling and 3-D Imaging at SLAS 2013

    Friday, February 08, 2013
    Technical Article
    Robert L. Stevenson, Ph.D.
    Most commonly, laboratory automation involves a few hundred wells run for a specific purpose. SLAS 2013, the meeting of the Society for Laboratory Automation and Screening, was held at the Gaylord ... read more
  • Second-Generation Expanded Bed Adsorption Scales from Lab to Plant

    Thursday, January 17, 2013
    Application Note
    Robert L. Stevenson, Ph.D.
    Expanded bed adsorption (EBA) was introduced in 1999 with adsorbents that were used for pressure-driven packed beds. These had densities in the range of 1.1–1.5 g/mL, which was not much higher than ... read more
  • Reducing DNA Sample Backlogs and Protecting Chain-of-Custody in the Forensic Laboratory

    Monday, December 24, 2012
    Technical Article
    Laurent Baron Bobby Chavli Lois Tack Annette Summers
    For years, forensic laboratories in the U.S. have struggled to reduce DNA sample processing backlogs and human errors, both of which hinder timely and reliable criminal convictions. read more
  • Optimizing HPLC Sample Preparation

    Monday, February 06, 2012
    Technical Article
    Caitlin Smith
    Sample preparation is an important component for analysis in high-performance liquid chromatography (HPLC)/ultra high-performance liquid chromatography (UHPLC). This article outlines commonly used ... read more
  • Effect of PBS Solutions on Chemokine Secretion of Human Peripheral Blood Mononuclear Cells

    Friday, January 28, 2011
    Technical Article
    Michael Lichtenauer Stefanie Nickl Konrad Hoetzenecker Andreas Mangold Andreas Mitterbauer Stefan Hacker Matthias Zimmermann Hendrik Jan Ankersmit
    Phosphate-buffered saline (PBS), a buffer solution commonly used in many biological research fields, contains monobasic potassium phosphate, sodium chloride, and dibasic sodium phosphate. 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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