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Date Published
Title
Wyatt’s International Light Scattering Colloquium Focuses on the Nano World
Wednesday, January 27, 2016
Robert L. Stevenson, Ph.D.
The 24th International Light Scattering Colloquium, which attracted about 70 scientists to the Biltmore Hotel on Butterfly Beach in Santa Barbara, Calif., November 3–4, focused on analytical ...
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Automation Enhances Next-Generation Sequencing Workflows
Wednesday, January 27, 2016
Pierre Varineau
Steve Siembieda
Powerful next-generation sequencing (NGS) platforms have led to the development of large-scale genome initiatives like the 100,000 Genomes Project, The Cancer Genome Atlas (TCGA), International ...
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Is it Time to Embrace High-Resolution, Accurate-Mass Mass Spectrometry for Pesticide Analysis?
Wednesday, January 27, 2016
Richard Fussell
Using targeted methods, laboratories test on average between two and five hundred pesticides from a predefined list.
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Computer-Assisted Structure Elucidation in Routine Analysis
Tuesday, January 26, 2016
Patrick Wheeler
Steve Hayward
Mikhail Elyashberg
The elucidation of unknown structures, especially those with novel moieties found in natural products, often results in initially incorrect published structures, which then require either exhaustive ...
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Statistics in the Laboratory: Control Charts, Part 1
Tuesday, January 26, 2016
Stanley N. Deming
Statistical process control (SPC) charts were introduced briefly in the previous column (October 2015).
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A Clearer View of 3-D Cell Culture: Optimizing Fluorescence Imaging and Analysis
Tuesday, December 01, 2015
Cecile Villemant
Grant Cameron
Jenny Schroeder
The study of cells in two-dimensional (2-D) culture systems, usually in a well plate or in a flask, has contributed to the understanding of many biological processes.
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Optical Tweezers for Single-Cell, Multicellular Investigations in the Life Sciences
Thursday, November 26, 2015
Torsten Jähnke
Philipp Rauch
With accuracy down to single piconewtons, optical traps measure forces exerted on microscopic objects without mechanically touching them.
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Getting the Most Out of Limited Samples: A PCR Workflow for Monitoring Gene Expression
Tuesday, November 24, 2015
Joshua Fenrich
Seeking to identify the biochemical triggers that commit stem cells to distinct fates, researchers at the Lunenfeld-Tanenbaum Research Institute at Mount Sinai Hospital in Toronto assessed the culture...
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Maple Syrup Color Analysis Using UV/VIS Spectrophotometry
Tuesday, November 24, 2015
Jeff Head
John Kinyunjui
Mark Talbott
Robert Clifford
UV/VIS spectrophotometry is a valuable tool for measuring the properties of liquids and solids.
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The Road to Improved Next-Generation Sequencing Through Innovative PCR Instrumentation
Friday, November 20, 2015
Andrew Birnie
Next-generation sequencing (NGS), one of the most significant technological advances in the the last 30 years, allows millions of DNA strands to be sequenced in parallel.
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Innovative Sample Prep Removes Lipids Without Losing Analytes
Thursday, November 19, 2015
April DeAtley
Limian Zhao
Derick Lucas
Interference from lipids is a common problem for laboratories measuring trace residues in fatty foods or complex biological matrices: their presence in a sample can cause significant matrix ...
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In-House Pipette Calibration: The Lean Way
Thursday, October 08, 2015
A. Björn Carle
Sorenson Genomics of Salt Lake City focuses on DNA testing, with its expertise in quality, high-throughput testing that spans several diverse business units and highly accredited laboratories.
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Examining the Multiple Parameters of Glycolytic Activity
Monday, September 28, 2015
Maya Dubey
Cellular energy enables vital activities such as proliferation, differentiation, stimuli response and intracellular signaling.
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Recent Advances in ICP Spectrometers
Monday, September 28, 2015
Mark Grey
When SPECTRO Analytical Instruments (Kleve, Germany) sought to redesign its inductively coupled plasma (ICP) spectrometer instrument line, the company’s engineers worked to address some very specific ...
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Statistics in the Laboratory: A New American Laboratory Column
Friday, September 25, 2015
Stanley N. Deming
Welcome to “Statistics in the Laboratory.” This column will appear four times a year and will build on the popular “Statistics in Analytical Chemistry” series by David Coleman and Lynn Vanatta ...
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Five Ways to Improve the Workflow and Financial Health of the Laboratory
Friday, September 25, 2015
Trish Meek
Henry Ford quipped, “There are no big problems; there are just a lot of little problems.”
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Quantitative Analysis of H2A.X and ATM DNA Damage Signals Using Benchtop Flow Cytometry
Friday, September 25, 2015
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.
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Microbiological Testing Using Nutrient Pad Sets for Quality Assurance of Beverages
Wednesday, September 23, 2015
Juliane Pfützenreuter
Inspection of final product is no longer sufficient to meet beverage quality assurance requirements.
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Simple Cell Imaging for Complex Research
Monday, September 21, 2015
Veronika Kortisova Descamps
The average rat brain is about the size of a pea and is divided into more than a dozen functional structures.
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Use of Weighted Least Squares and Confidence Band Calibration Statistics to Find Reliable Instrument Detection Limits for Trace Organic Chemical Analysis
Friday, September 11, 2015
Paul R. Loconto
Instrument detection limits (IDLs or xD) obtained from applying either ordinary least squares/confidence band calibration statistics (OLS/CBCS) or weighted least squares/confidence band calibration ...
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