Author Profile

Improved Column Chromatography Performance Using Arginine
Thursday, February 01, 2007
Protein purification and analysis using column chromatography is facing new challenges because of increasing demands in the proteomic and biotechnology fields. read more
Ion Exchange for Proteomics
Thursday, February 01, 2007
Ion exchange is particularly well suited to the separation of biological molecules; however, limitations of HPLC packing materials have restricted its use. Silica-based ion-exchange materials are pH ... read more
Centrifuge Safety and Security
Thursday, February 01, 2007
For laboratories around the world, increasing health and safety legislation requires that equipment be operated and maintained so that every step is taken to maximize safety and security. read more
Reagent-Free Ion Chromatography Systems With Eluent Regeneration: RFIC-ER Systems
Thursday, February 01, 2007
Since the introduction of ion chromatography (IC) in 1975, Dionex Corp. (Sunnyvale, CA) has continued to improve the performance of IC systems while developing new capabilities for the determination ... read more
The Nanoliter Syringes
Thursday, February 01, 2007
Following an informal collaboration with Affymax (Palo Alto, CA), Agilent Technologies (Palo Alto, CA), and Chem-Space Associates (Pittsburgh, PA), studying electrospray ionization 1 (ESI), the ... read more
Ultrasensitive Measurement of Protein and Nucleic Acid Biomarkers for Earlier Disease Detection and More Effective Therapies
Friday, January 19, 2007
It is a universal fact substantiated by decades of biopharmaceutical research: the earlier a disease is detected, the more likely treatments will be effective in alleviating or stabilizing the disease... read more
Advances in Microscale Protein Fractionation and Analysis
Monday, January 01, 2007
Fractionation is an essential step in the identification of proteins and their subsequent structural characterization. read more
Attomole Quantitative Chemiluminescence for Molecular Diagnostics
Monday, January 01, 2007
The study and use of bioluminescence and chemiluminescence have increased dramatically in recent years. read more
High-Efficiency FAMEs Analyses Using Capillary GC
Monday, January 01, 2007
During the past few decades, a variety of theories concerning the hazards and benefits of dietary fats have been postulated, some of which seem to be contradictory. read more
A Sterile, Reliable Laboratory Setup for Low-Volume Tuberculosis Antibiotic Discovery Assays
Monday, January 01, 2007
One-third of the world’s population is infected with tuberculosis, and one person dies every 15 sec from the disease. read more
Fast, Practical GC and GC-MS
Monday, January 01, 2007
Shortening run times is a welcome exercise for many laboratories, especially when sample throughput needs to be increased. read more
Increased Throughput in Method 8270 Analysis
Monday, January 01, 2007
Method 8270 is a GC-MS method created by the U.S. EPA Office of Solid Waste for the analysis of semivolatile organics by gas chromatography-mass spectrometry. read more
Automated Chemical Ionization in GC-MS
Monday, January 01, 2007
Gas chromatography with mass spectrometric detection using chemical ionization (CI) has demonstrated great utility in a wide variety of application areas ranging from forensics to environmental to ... read more
Measuring Viscosity in Samples as Small as 100 Microliters: Part 1
Friday, December 01, 2006
Over the years there have been a number of efforts to build solid-state viscosity sensors for both laboratory and on-line applications that would measure smaller sample sizes, as well as be easier to... read more
Understanding the Links Between Rheology and Particle Parameters
Wednesday, November 01, 2006
The rheology of a suspension or dispersion relates directly to many parameters of commercial interest. read more