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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
Electronic DNA Sample Processing Preserves Evidence Integrity in the Forensics Laboratory
Tuesday, August 11, 2015
Application Note
Joanie Brocato
Ten years ago, most forensics laboratories tested and analyzed a manageable number of samples. 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 Cell Staining in Drug Discovery
Tuesday, April 09, 2013
Application Note
Amy Yoder Li Liu
Cell and molecular biology become more integral pieces of the modern drug discovery process on a seemingly daily basis. Monitoring the interaction of cells and internal cellular activity provides ... read more
A UV Shadowing Technique Using a CCD Imaging System
Monday, April 04, 2011
Application Note
Lindsey Bunn Afaf El-Sagheer
To visualize DNA and RNA on a gel requires the use of a dye or a radiolabel. 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
Multicapillary Columns for Chromatography
Tuesday, March 01, 2005
Technical Article
Yuri P. Belov Marina M. Ulyanova Vladimir N. Sidelnikov
The principles and theory of high-speed capillary chromatography have been known since the 1960s. To realize the maximum speed capabilities, it is necessary to use capillaries with a diameter of ... read more
Rapid Testing of Toxic Chemicals
Tuesday, March 01, 2005
Application Note
Nathalie Boucher Lucie Lorrain Marie-Eve Rouette Elisabeth Perron Nancy Déziel Louis Tessier François Bellemare
The measurement of chlorophyll fluorescent signals from photosynthetic enzyme complexes (PEC) has becomeone of the most powerful indicators for ecophysiologists. read more
Miniaturized FTIR for Maximized Productivity
Tuesday, March 01, 2005
Application Note
Ken Fredeen John S. Seelenbinder Mark L. Norman
In today’s fast-paced business environment, many companies are under pressure to improve their productivity. This is especially true in the pharmaceutical industry, where reducing time-to-market ... read more
LC-MS With Simultaneous Electrospray and Atmospheric Pressure Chemical Ionization
Tuesday, March 01, 2005
Technical Article
Wayne P. Duncan Patrick D. Perkins
Today, liquid chromatography-mass spectrometry with electrospray ionization (LC-ESI-MS) is increasingly being used as the technique of choice for high-throughput pharmaceutical analysis. read more