Prostate cancer is one of the most common cancers among men. Patients are determined to have prostate cancer primarily based on PSA, a cancer factor in blood. However, as diagnostic accuracy is as low as 30%, a considerable ...
Bio & Medicine
Jan 21, 2021
1
713
Dogs can use their incredible sense of smell to sniff out various forms of cancer in human breath, blood and urine samples. Similarly, in the lab a much simpler organism, the roundworm C. elegans, wriggles its way toward ...
Analytical Chemistry
Mar 20, 2022
0
3195
Materials that emit visible light after being exposed to sunlight are commonplace and can be found in everything from emergency signage to glow-in-the-dark stickers. But until now, scientists have had little success creating ...
Nanomaterials
Nov 20, 2011
10
1
(Phys.org) —In a world where things seem to change overnight, melanin seems to stay essentially the same for more than 160 million years, a new study has found. Melanin is the biological pigment that determines an animal's ...
A handheld diagnostic device that Massachusetts General Hospital (MGH) investigators first developed to diagnose cancer has been adapted to rapidly diagnose tuberculosis (TB) and other important infectious bacteria. Two papers ...
Bio & Medicine
May 5, 2013
3
0
Most of the tests that doctors use to diagnose cancer—such as mammography, colonoscopy, and CT scans—are based on imaging. More recently, researchers have also developed molecular diagnostics that can detect specific ...
Bio & Medicine
Jul 16, 2021
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167
Carbon nanotubes, one of the original engineered nanomaterials, also may prove to be among the most versatile, as numerous teams of investigators continue to develop novel nanotube-based therapeutic and diagnostic tools. ...
Bio & Medicine
Jun 30, 2009
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0
(PhysOrg.com) -- Scientists in Switzerland are reporting an advance that could help tap the much-heralded potential of “quantum dots”— nanocrystals that glow when exposed to ultraviolet light — in the treatment of ...
Bio & Medicine
Mar 4, 2009
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0
(PhysOrg.com) -- University of Toronto researchers have used nanomaterials to develop a microchip sensitive enough to quickly determine the type and severity of a patient's cancer so that the disease can be detected earlier ...
Bio & Medicine
Sep 28, 2009
0
0
Early detection is vital for the effective treatment of cancer. In many cases, tell-tale biomarkers are present in the bloodstream long before outward symptoms become apparent. Early-stage cancers, for example, release tiny ...
Analytical Chemistry
Mar 8, 2013
0
0
