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Biophotonics International magazine presents the latest global developments and techniques in the photonics industry to those in the medical and biotechnology fields. For more information, or to request a copy of the latest issue, contact us at biophotonics@laurin.com . To subscribe to Biophotonics International go to the subscription area .
MARCH 2007 | CONTENTS
Features
LEDs Have a Bright Future in Biomedical
Instruments
by Hank Hogan, Contributing Editor
Low cost is not the only advantage LEDs have over lasers
and flashlamps.
page 36
Measuring Colocalization Within Fluorescence 
Microscopy Images
by Jonathan W.D. Comeau, Santiago Costantino and
Paul W. Wiseman, McGill University
Two-color fluorescence-based methods are uncovering molecular
interactions inside cells. A guide to measuring colocalization
ensures that these techniques work.
page 42
Columns
Biophotonics Research 
page 46
Automatic tracking of single fluorophores
Magnetic nanoprobes for molecular imaging
Nanoparticles target cancer by mimicking platelet cells
DNA sequencing by color
Fluorescence method may advance cell-replacement
treatment strategies for diabetes
Using laser scanning cytometry to analyze apoptosis
Technique produces wide-field optical images with
nanometer resolution
Lighting the way for improved lanthanide fluorophores
Post Scripts
by Michael J. Lander
Beetles offer clues to whiteness
page 84
Departments
Editorial
page 9
Company Index
page 10
As We Go To Press
page 12
Using hyperpolarized water as a magnetic resonance
contrast agent
Functional MRI helps reveal brain abnormalities in dyslexia
Autonomous robotic submersible collects optical data on
ocean environment
High-resolution 3-D reconstruction of a fission yeast cell
Technology Solutions
page 16
Laser-based method rapidly produces knockout mice
Memory gene’ discovery could aid in treatment of
Alzheimer’s and other diseases
‘Virtual’ flow cytometry: Objective, yet accessible
Biophotonics News
page 22
UV light reveals mating secrets of jumping spiders
Microchip implant may help with vision
Putting diagnostic tests on paper
SPECT/CT helps identify breast cancer in overweight women
MRI shows that hand-holding decreases stress
CCD camera discriminates among fluorophores with
nanosecond lifetimes
Where does the heart beat now?
Core/shell nanoparticles have applications in bioanalysis
From the Clinic
page 34
From the Journals
page 59
Courses & Shows
page 62
New to the Market
page 66
New Media
page 81
Advertiser Index
page 83
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