Jan/Feb 2017
Volume 49, Number 1
HPLC with triple-quadrupole mass spectrometry is part of a robust method used to test for pesticide residues in Cannabis. Also described in this issue is a workstation that makes Raman accessible, featuring a simple interface for students to measure and interpret data.
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Table of Contents
Steve Ernst
It’s an international scientific conspiracy. All scientists are liberals; there is not a conservative among them.
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Brian Marquardt, Giora Proskurowski
Designed specifically for the educational environment, a Raman tool incorporates a safe way to operate laser in a durable, open package, offered at about a third of the price of a traditional Raman ...
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James A. Browne
A compositional analysis may explain the reasons for variations in processing behavior, but is time consuming and expensive. As an alternative, straightforward differential scanning calorimetry (DSC) ...
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Rob Fusco
Best practices for cold storage must be followed to protect valuable samples. Important goals are to avoid degradation, which stems from high and low temperature extremes, and prevent loss of potency ...
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Mark J. Perkins, Vaughan S. Langford, Murray J. McEwan
A sensitive technique called selected ion flow tube mass spectrometry (SIFT-MS) allows the direct, real-time monitoring of inorganic gases and volatile organic compounds (VOCs), with no need to ...
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Wednesday, December 28, 2016
Mike May
Advances in light detectors, especially ones that improve the ability to work with biological molecules, promise to push this technology into even more medical applications.
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Stanley N. Deming
It’s important to realize that information gets filtered and distorted by the inherent behavior of a measurement process.
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Vlad Orlovsky, Yury Zelechonok, Konstantin Tchalukov
The analyzer described in this article provides fast analysis of food dyes commonly used in products in the beverage and pharmaceutical industries, as well as high-resolution separation of a complex ...
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Lisa Thomas, Bradley Hart
The use of MS in the clinical laboratory really took off with liquid chromatography-tandem mass spectrometry. Its adoption over the last 15 years has been driven by the need for greater immunoassay ...
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David Egerton
Testing for pesticide residues in Cannabis must be sensitive, selective, fast and affordable. The method described in this article uses HPLC with triple-quadrupole mass spectrometry.
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Vinh Quang Do, Heidi Fleischer, Dany Hoffmann, Kerstin Thurow
A dilution module based primarily on a mass rate attenuator solves the problem of high concentration solution to the mass spectrometer. The low-flow compensation approach was used to circumvent the ...
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Will Olds
This article presents an overview of short interfering RNA (siRNA) knockdown, a powerful negative control method, followed by tips to optimize siRNA transfection experiments.
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Wednesday, December 28, 2016
Mike May
The use of imaging mass spectrometry is only beginning, but some of the results already let us explore areas that we could not imagine just a few years ago.
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Tuesday, January 17, 2017
Robert L. Stevenson, Ph.D.
The UK Centre for Medical Research and Innovation (UKCMRI) (now known as the Francis Crick Institute) was established in response to the need for an organization dedicated to improving healthcare in ...
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