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Statistics in Analytical Chemistry: Part 11—Calibration Example
Friday, May 14, 2004
David Coleman Lynn Vanatta
This article is the first in a series of real-world calibration analyses. read more
Statistics in Analytical Chemistry: Part 10—Calibration Diagnostics (concluded)
Monday, March 01, 2004
David Coleman Lynn Vanatta
This month's article will conclude the three-part series explaining calibration diagnostics. read more
Statistics in Analytical Chemistry: Part 9—Calibration Diagnostics (continued)
Monday, February 02, 2004
David Coleman Lynn Vanatta
The previous article (American Laboratory, Nov 2003) introduced the subject of calibration diagnostics. read more
Statistics in Analytical Chemistry: Part 8—Calibration Diagnostics
Friday, November 21, 2003
David Coleman Lynn Vanatta
The past seven articles have provided the fundamentals of calibration, including a protocol for designing a calibration study. read more
Statistics in Analytical Chemistry: Part 7—A Review
Monday, September 01, 2003
David Coleman Lynn Vanatta
With the publication of the previous installment (American Laboratory, July 2003), this series of articles has arrived at a logical spot for reviewing what has been presented to date. read more
Statistics in Analytical Chemistry: Part 6—Calibration design
Friday, July 18, 2003
David Coleman Lynn Vanatta
In the last installment in this series, it was suggested that a rule-of-thumb for calibration designs was five-by-five (i.e., five replicates of each of five concentrations), for a total of 25 data ... read more
Statistics in Analytical Chemistry: Part 5—Calibration: Calibration design
Monday, June 02, 2003
David Coleman Lynn Vanatta
With many things in life, the quality and usefulness of the outcome depends in large measure on the care with which the event is planned. read more
Statistics in Analytical Chemistry: Part 4—Calibration: Uncertainty intervals
Monday, March 03, 2003
David Coleman Lynn Vanatta
As was discussed in the previous column of this series (in the January 2003 issue of American Laboratory), calibration is a procedure that imperfectly transforms a response into a useful measurement. read more
The Determination of Toxic, Essential, and Nutritional Elements in Food Matrices Using an ICP-MS
Monday, May 09, 2011
Cynthia Bosnak Ewa Pruszkowski
The elemental and dynamic range of inductively coupled plasma-mass spectrometry (ICP-MS) makes it ideally suited for the analysis of food materials. read more
Pittcon® 2011 Exposition: New Product Introductions in Optical Spectroscopy and Mass Spectrometry
Monday, May 09, 2011
George M. Frame II Eileen M. Skelly Frame
Of the 979 exhibitors at Pittcon® 2011, held March 13–18 in Atlanta, GA, 115 were first-time exhibitors, and more than 200 identified themselves as having something to do with spectroscopy, from ... read more
General Laboratory Equipment: Innovation Showcase
Monday, May 09, 2011
Jeanely Hunt, MS, MBA
Each year, manufacturers and distributors flesh out many innovations for the laboratory, ranging from simple accessories to large, more complex instrumentation. read more
Focus on Columns and Consumables at Pittcon® 2011
Tuesday, May 10, 2011
Robert L. Stevenson, Ph.D.
Columns, chemicals, and consumables (CCCs) account for more than 30% of the chromatography market. read more
Separation Science Highlights From Pittcon® 2011
Tuesday, May 10, 2011
Robert L. Stevenson, Ph.D.
At Pittcon® 2011, most new products appeared to be evolutionary, not revolutionary. read more
Detecting the Future of Bioscience
Saturday, December 13, 2008
Gabriella Armin
The potential to use antibodies as research tools has been known since the early 1890s, when Karl Landsteiner used antibodies to distinguish between the ortho and meta configurations of groups on ... read more
Modifications of DNA in Relation to Diabetes: Identification of Carboxymethyl-2’-Deoxyadenosine From Glycoxidation Reactions, Calf Thymus DNA, Human Urine, and DNA
Tuesday, May 10, 2011
Zeenat Ara Lila Paulette Allen Tameka Greenwood Kadeem Bartley Rafida Idris Mahtabuddin Ahmed
Glycoxidative modification of proteins involving free radical intermediates and reactive carbohydrates leads to complications in diabetes, atherosclerosis, and Alzheimer’s disease. read more
Absorption and Emission Red Shift in Stained Cell and Tissue Samples
Monday, May 05, 2008
Eugene Barash Pavel A. Fomitchov Robert Filkins Mark Mayers Anup Sood Radislav A. Potyrailo Hua Xia Michael Montalto
The design of fluorescence microscopes and selection of dyes are better served by the knowledge of environmental effects on dyes, whether they are in vitro or in vivo. read more
Evaluating Candidate Lead Compounds by Rapid Analysis of Drug Interactions with Human Serum Albumin
Tuesday, April 22, 2008
Vered Bronner Oded Nahshol Tsafrir Bravman
Human serum albumin (HSA) plays a fundamental role in the transport of drugs, metabolites, and endogenous ligands. Binding to HSA controls the free, active concentration of a drug; provides a ... read more
Light Engines for the Life Sciences
Thursday, September 04, 2008
Arlie R. Conner Claudia B. Jaffe Steven M. Jaffe
Life science instruments present unique challenges to suppliers of light-generation equipment: Inexpensive, high-intensity, uniform, monochromatic light across a broad UV-VIS-IR spectrum is required... read more
Advancing Food Safety Technology Into the 21st Century
Tuesday, May 10, 2011
Mukta Shukla
Since the dawn of civilization, access to safe food and water has been vital for the survival and health of human and animal populations. read more
Achieving Consistency and Reproducibility in Cell-Based Research
Friday, December 05, 2008
Jeff Goldman
In recent years, advances in mammalian cell-based research have enabled many scientific and medical discoveries. read more