Wednesday, April 04, 2007
Technical Article
Mark E. Samuels, Brent Higgins, Sylvie Provost, Julien Marcadier, Christian Blouin, Sharen Bowman, Marie-Pierre Dubé
Human genetics has benefited in the last decade from spectacular technological advances in DNA analysis.
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Technical Article
Joseph J. Kirkland, Joseph J. DeStefano, Timothy J. Langlois
In recent years, there has been a strong movement toward the use of HPLC columns with smaller particles.
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Wednesday, November 01, 2006
Application Note
Patrick McCarthy, Mark Tracy, Terry Sheehan, Christopher Pohl
Immobilized metal affinity chromatography (IMAC) is a well-established protein separation technique experiencing expanded use based on new, high-performance analytical phases.
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Friday, September 01, 2006
Application Note
Peter Melling, Mary Thomson
Pharmaceutical manufacturers and formulators must be able to confirm that the equipment they use is clean before it is utilized.
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Wednesday, March 01, 2006
Technical Article
Michael Frank, Angelika Gratzfeld-Huesgen, Stefan Schuette
Analytical laboratories are increasingly
challenged to improve data quality and
increase sample throughput.
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Wednesday, February 01, 2006
Application Note
Regina Valluzzi, Benjamin Chaloner-Gill
Chiral molecules continue to drive
growth across a number of industries as
new chemistries, active ingredients, and
products are developed and commercialized.
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Thursday, December 01, 2005
Application Note
Neal E. Craft, R. Travis Tucker, John E Estes, Stephanie Marin
Carotenoids such as beta-carotene, lutein, zeaxanthin, and lycopene are believed by many scientists to act as
powerful antioxidants that protect against heart disease and cancer and boost the immune ...
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Saturday, October 01, 2005
Technical Article
Richard A. Henry, Clayton V. McNeff, Bingwen Yan, Thomas R. Hoye
High-performance liquid chromatography has become the dominant method for the analytical and preparative separation of chiral pharmaceuticals.
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Application Note
Steve Knight
Matrix-assisted laser desorption/ionization-time-
of-flight mass spectrometry (MALDI-TOF
MS) is now an accepted and routine
analysis technique for the elucidation and quantitation of biomolecules ...
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Technical Article
Mohammad A. Mottaleb, William C. Brumley, Lawrence R. Curtis, G. Wayne Sovocool
Rainbow trout and other fish species can
serve as “sentinel” species for the assessment of ecological status and the presence of certain environmental contaminants.
As such, they act as ...
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Technical Article
Dwella M. Nelson, Rayman D. Stanelle, Phil Brown, R. Kenneth Marcus
In spite of its relative maturity as a group of analytical methods, the field of liquid chromatography continues to evolve with regard to the development of new stationary phases that may provide ...
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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 ...
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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 ...
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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.
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Technical Article
Pradyot Patnaik, Jacques N. Khoury
Chlorophenoxy acids are an important
class of herbicides that are widely used
for weed control in agriculture and
forestry.
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Tuesday, February 01, 2005
Technical Article
Peter Froehlich
Nuclear magnetic resonance (NMR) spectroscopy is a powerful analytical technique that is commonly used to provide structural information as well as other chemical metrics such as sample composition ...
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Tuesday, October 12, 2004
Application Note
Peter Froehlich, Rodolphe Pennanec
The evaporative light scattering
detector (ELSD) is a universal, mass-based detector for HPLC, ultraperformance liquid chromatography
(UPLC), gel permeation chromatography
(GPC), and supercritical ...
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