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Bio & Medicine news

Engineering self-assembling amyloid fibers

Nature has many examples of self-assembly, and bioengineers are interested in copying or manipulating these systems to create useful new materials or devices. Amyloid proteins, for example, can self-assemble ...

Jan 26, 2015
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Nanoparticles for clean drinking water

One way of removing harmful nitrate from drinking water is to catalyse its conversion to nitrogen. This process suffers from the drawback that it often produces ammonia. By using palladium nanoparticles as ...

Jan 16, 2015
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Extra-short nanowires best for brain

If in the future electrodes are inserted into the human brain - either for research purposes or to treat diseases - it may be appropriate to give them a 'coat' of nanowires that could make them less irritating for the brain ...

Jan 15, 2015
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A speedy test for bladder cancer

A fast and accurate urine test for bladder cancer developed by A*STAR researchers has the potential to replace the currently used invasive physical probe.

Jan 14, 2015
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Watching nanoscale assembly live

Ebola virus, Alzheimer's amyloid fibrils, tissue collagen scaffolds and cellular cytoskeleton are all filamentous structures that spontaneously assemble from individual proteins.

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Fluorescent dyes 'light up' brain cancer cells

Colon cancer rates rising among Americans under 50

Gold nanorods target cancer cells

Using tiny gold nanorods, researchers at Swinburne University of Technology have demonstrated a potential breakthrough in cancer therapy.

Super Bowl athletes are scientists at work

'Vast majority' of neurosurgeons practice defensive medicine

Going a long way to do a quick data collection

Scaling up armor systems

Scientists find Ebola virus is mutating

Tweeting about sexism may improve a woman's wellbeing

Altered dopamine signaling a clue to autism

What exactly is coronavirus?

How are planets formed?

Nanotechnology against malaria parasites

Malaria parasites invade human red blood cells, they then disrupt them and infect others. Researchers at the University of Basel and the Swiss Tropical and Public Health Institute have now developed so-called ...

Colorful nano-guides to the liver

Jena scientists have been successful in producing highly specific nanoparticles. Depending on the bound dye the particles are guided to the liver or to the kidney and deliver their payload of active ingredients ...

Nanotubes may restore sight to blind retinas

The aging process affects everything from cardiovascular function to memory to sexuality. Most worrisome for many, however, is the potential loss of eyesight due to retinal degeneration.

Image: Cutaway view of nanoparticles in a neural cell

NIST's Precision Imaging Facility (PIF) in Boulder, Colo., provides a variety of advanced tools for precisely measuring the structure and chemical composition of materials at sub-nanometer scales. These images ...

Can Lean Management improve hospitals?

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