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News tagged with biomarker

Scientists develop ultra-sensitive test that detects diseases in their earliest stages

Scientists have developed an ultra-sensitive test that should enable them to detect signs of a disease in its earliest stages, in research published today in the journal Nature Materials.

Chemistry / Analytical Chemistry

created May 27, 2012 | popularity 5 / 5 (4) | comments 1 | with audio podcast

New technique detects trace levels of new class of cancer biomarkers

(Phys.org) -- In less than a decade, a new type of RNA — microRNA (miRNA) — has gone from curiosity to one of the most important sets of regulatory molecules in the body. And because these short pieces of RNA are ...

Chemistry / Analytical Chemistry

created May 18, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

This breathalyzer reveals signs of disease (w/ Video)

(Phys.org) -- This invention could give new meaning to the term "bad breath!" It's the Single Breath Disease Diagnostics Breathalyzer, and when you blow into it, you get tested for a biomarker—a sign ...

Chemistry / Analytical Chemistry

created May 08, 2012 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Quantum dots provide quantitative profile of pancreatic cancer biomarkers on single cells

(Phys.org) -- With the aid of a novel set of lipid-coated, targeted quantum dots, researchers at Johns Hopkins University have developed a method for quantifying multiple specific biomarkers on the surfaces of individual ...

Nanotechnology / Bio & Medicine

created Apr 06, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Reducing insecticide use by identifying disease-carrying aphids

In work that could cut back on insecticide use, U.S. Department of Agriculture (USDA) scientists have found a way to distinguish aphids that spread plant viruses from those that do not.

Biology / Ecology

created Apr 03, 2012 | popularity not rated yet | comments 0

Researchers identify lipid profile characteristic of newly diagnosed type 1 diabetes

(PhysOrg.com) -- A journal article showcasing results of lipidomics analyses for identifying novel biomarkers of diabetes conducted at Pacific Northwest National Laboratory was selected as "Editor's Choice" ...

Chemistry / Biochemistry

created Dec 30, 2011 | popularity 4 / 5 (2) | comments 0 | with audio podcast

Veterinarians find infections faster by monitoring blood compound

In pets and people, the time it takes to diagnose an infection may mean life or death. Now, a University of Missouri veterinarian is identifying ways to diagnose pet infections in approximately a third of ...

Biology / Other

created Dec 05, 2011 | popularity not rated yet | comments 0

Nanoparticles harvest invisible cancer biomarkers

(PhysOrg.com) -- Cancer biologists have long presumed that tumor cells shed telltale markers into the blood and that finding these blood-borne biomarkers could provide an early indicator that cancer is developing somewhere ...

Nanotechnology / Bio & Medicine

created Nov 22, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Novel nanocrystals with advanced optical properties developed for use as luminescent biomarkers

Upconversion emission materials are ideal for bioimaging due to its effectiveness as contrast agents for the detection of cancer cells, more so when the background emission of non-cancerous tissues can be minimised. These ...

Nanotechnology / Nanomaterials

created Nov 14, 2011 | popularity not rated yet | comments 0

An enzyme in fish can demonstrate environmental toxins

The level of the enzyme carbonyl reductase (CBR) is elevated in the livers of fish that have been exposed to cleaned wastewater. Scientists at the University of Gothenburg can show that CBR has properties that may make it ...

Space & Earth / Environment

created Nov 08, 2011 | popularity 5 / 5 (1) | comments 0

New top-down strategy of identifying proteins could lead to early detection of disease

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 ...

Chemistry / Biochemistry

created Oct 30, 2011 | popularity 4 / 5 (2) | comments 1 | with audio podcast

We are not only eating 'materials', we are also eating 'information'

In a new study, Chen-Yu Zhang's group at Nanjing university present a rather striking finding that plant miRNAs could make into the host blood and tissues via the route of food-intake. Moreover, once inside the host, they ...

Biology / Cell & Microbiology

created Sep 19, 2011 | popularity 4.8 / 5 (8) | comments 4

PSA test for men could get a second life for breast cancer in women

The widely known PSA blood test for prostate cancer in men may get a second life as a much-needed new test for breast cancer, the most common form of cancer in women worldwide, scientists are reporting in a new study in the ...

Chemistry / Analytical Chemistry

created Jul 13, 2011 | popularity 2 / 5 (1) | comments 0

Study of biomarker development in mice provides a roadmap for a similar approach in humans

Researchers at Fred Hutchinson Cancer Research Center have demonstrated in mice that the performance of a novel biomarker-development pipeline using targeted mass spectrometry is robust enough to support the use of an analogous ...

Biology / Biotechnology

created Jun 19, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Methane gas from cows -- the proof is in the poo

Scientists could have a revolutionary new way of measuring how much of the potent greenhouse gas methane is produced by cows and other ruminants, thanks to a surprising discovery in their poo.

Space & Earth / Environment

created Jun 06, 2011 | popularity 5 / 5 (3) | comments 3 | with audio podcast

Biomarker

A biomarker is a substance used as an indicator of a biologic state. It is a characteristic that is objectively measured and evaluated as an indicator of normal biologic processes, pathogenic processes, or pharmacologic responses to a therapeutic intervention.

For more information about Biomarker, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.