Researchers have overcome a fundamental obstacle in developing breath-analysis technology to rapidly diagnose patients by detecting chemical compounds called "biomarkers" in a person's respiration in real time.
Bio & Medicine
Dec 28, 2010
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(Phys.org) —On Earth, life leaves telltale signals in the atmosphere. Photosynthesis is ultimately responsible for the high oxygen levels and the thick ozone layer. Microbes emit methane and nitrous oxide into the atmosphere, ...
Astronomy
Sep 10, 2013
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Human history is intimately entwined with the use and control of fire. However, working out when our relationship with fire began and how it subsequently evolved has been notoriously difficult.
Archaeology
May 20, 2023
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A team led by Yale University researchers has used nanosensors to measure cancer biomarkers in whole blood for the first time. Their findings, which appear December 13 in the advanced online publication of Nature Nanotechnology, ...
Bio & Medicine
Dec 13, 2009
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The human genome has been mapped. Now, it's on to proteins, a much more daunting task. There are 20,300 genes, but there are millions of distinct protein molecules in our bodies. Many of these hold keys to understanding disease ...
Biochemistry
Oct 30, 2011
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(Phys.org) —A range of diseases and conditions, from asthma to liver disease, could be diagnosed and monitored quickly and painlessly just by breathing, using gas sensing technology developed by a Cambridge spin-out.
Analytical Chemistry
Apr 25, 2013
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A new article in press of the journal Earth and Planetary Science Letters unveils groundbreaking research on the hydrothermal formation of Clay-Carbonate rocks in the Nili Fossae region of Mars. The findings may provide a ...
Space Exploration
Jul 29, 2010
1
0
Using nanoparticles to deliver cancer drugs offers a way to hit tumors with large doses of drugs while avoiding the harmful side effects that often come with chemotherapy. However, so far, only a handful of nanoparticle-based ...
Bio & Medicine
Jul 21, 2022
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(Phys.org) —Jonathan Tang had a problem. A graduate student studying neural circuitry in the retina, he wanted to do more than identify fluorescent cells that send signals to the brain. He sought to understand how these ...
Biotechnology
Aug 16, 2013
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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
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