News tagged with nanoparticles

Related topics: cancer cells , tumor cells , cancer , particles , gold

Raman nanoparticle-aided imaging of tumors moves closer to human trials

(PhysOrg.com) -- In 2008, a team of investigators at Stanford University's Center for Cancer Nanotechnology Excellence demonstrated that they could use a technique known as nanoparticle-aided Raman spectroscopy to look at ...

Nanotechnology / Bio & Medicine

created Jun 28, 2011 | popularity not rated yet | comments 0

Chemist develops biosensor that changes color when bacteria are present in water samples

A team of chemists led by Vincent M. Rotello of the University of Massachusetts Amherst has developed a fast, simple and low-cost field test for detecting bacteria in low concentrations in drinking water using a biosensor ...

Chemistry / Analytical Chemistry

created Jun 28, 2011 | popularity not rated yet | comments 0

Gold nanoparticles help earlier diagnosis of liver cancer

Hepatocellular carcinoma is the most common cancer to strike the liver. More than 500,000 people worldwide, concentrated in sub-Saharan Africa and Southeast Asia, are diagnosed with it yearly. Most of those ...

Nanotechnology / Bio & Medicine

created Jun 22, 2011 | popularity 2 / 5 (1) | comments 0 | with audio podcast

Branch offices: New family of gold-based nanoparticles could serve as biomedical 'testbed'

(PhysOrg.com) -- Gold nanoparticles are becoming the ... well ... gold standard for medical-use nanoparticles. A new paper by researchers from the National Institute of Standards and Technology (NIST) and ...

Nanotechnology / Bio & Medicine

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

Self-cleaning anodes could facilitate cost-effective coal-powered fuel cells

Using barium oxide nanoparticles, researchers have developed a self-cleaning technique that could allow solid oxide fuel cells to be powered directly by coal gas at operating temperatures as low as 750 degrees Celsius. The ...

Technology / Energy & Green Tech

created Jun 21, 2011 | popularity 4.5 / 5 (2) | comments 6 | with audio podcast

Nanoparticles disguised as red blood cells deliver cancer-fighting drugs

Researchers at the University of California, San Diego have developed a novel method of disguising nanoparticles as red blood cells, which will enable them to evade the body's immune system and deliver cancer-fighting drugs ...

Nanotechnology / Bio & Medicine

created Jun 20, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Novel nanoparticles communicate to target tumors more efficiently

(PhysOrg.com) -- For decades, researchers have been working to develop nanoparticles that deliver cancer drugs directly to tumors, minimizing the toxic side effects of chemotherapy. However, even with the ...

Nanotechnology / Bio & Medicine

created Jun 19, 2011 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

World’s first 3D plasmon ruler: Taking the 3-D measure of macromolecules

(PhysOrg.com) -- The world's first three-dimensional plasmon rulers, capable of measuring nanometer-scale spatial changes in macrmolecular systems, have been developed by researchers with the U.S. Department ...

Nanotechnology / Nanophysics

created Jun 16, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Using living cells as an 'invisibility cloak'

The quest for better ways of encapsulating medicine so that it can reach diseased parts of the body has led scientists to harness -- for the first time -- living human cells to produce natural capsules with ...

Nanotechnology / Bio & Medicine

created Jun 15, 2011 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Improving catalysis

(PhysOrg.com) -- Cardiff University research may help to improve the way that metal nanoparticles are used in catalysis – the process of making chemical reactions go faster.

Nanotechnology / Nanomaterials

created Jun 14, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Nanoparticles may help inhibit Alzheimer's disease and other neurodegenerative disorders

(PhysOrg.com) -- Nanoparticles of the right dimensions and shape may be the key in combating the plaque that destroys neurons and leads to symptoms associated with Alzheimer's disease, a new report shows.

Nanotechnology / Bio & Medicine

created Jun 14, 2011 | popularity 4 / 5 (1) | comments 2 | with audio podcast

Glowing Cornell dots -- a potential cancer diagnostic tool set for human trials

The U.S. Food and Drug Administration (FDA) has approved the first clinical trial in humans of a new technology: Cornell Dots, brightly glowing nanoparticles that can light up cancer cells in PET-optical imaging.

Nanotechnology / Bio & Medicine

created Jun 13, 2011 | popularity 5 / 5 (5) | comments 1 | with audio podcast

Nanoparticle therapeutics might help people suffering from hearing disorders

For millions of people hearing disorders make a negative impact on their lives. Scientists are looking into new ways of treating hearing disorders, by using different sorts of nanoparticles as original inner ear delivery ...

Nanotechnology / Bio & Medicine

created Jun 13, 2011 | popularity 4 / 5 (1) | comments 0

'Catch and release' program could improve nanoparticle safety assessment

(PhysOrg.com) -- Depending on whom you ask, nanoparticles are, potentially, either one of the most promising or the most perilous creations of science. These tiny objects can deliver drugs efficiently and ...

Nanotechnology / Bio & Medicine

created Jun 08, 2011 | popularity 3 / 5 (2) | comments 0 | with audio podcast

Research creates nanoparticles perfectly formed to tackle cancer

Researchers from the University of Hull have discovered a way to load up nanoparticles with large numbers of light-sensitive molecules to create a more effective form of photodynamic therapy (PDT) for treating cancer.

Nanotechnology / Bio & Medicine

created Jun 06, 2011 | popularity not rated yet | comments 0