News tagged with tiny beads


Microswimmers" make a big splash for improved drug delivery

Chemistry /

created Jan 12, 2009 | popularity 3 / 5 (1) | comments 0

They may never pose a challenge to Olympic superstar Michael Phelps, but the "microswimmers" developed by researchers in Spain and the United Kingdom could break a long-standing barrier to improving delivery of medications ...





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'Frozen smoke:' The ultimate sponge for cleaning up oil spills

'Frozen smoke:' The ultimate sponge for cleaning up oil spills

Chemistry /

created Feb 16, 2009 | popularity 4.5 / 5 (2) | comments 1

Scientists in Arizona and New Jersey are reporting that aerogels, a super-lightweight solid sometimes called "frozen smoke," may serve as the ultimate sponge for capturing oil from wastewater and effectively ...


Nano bubble gum for enhancing drug delivery in gut

Biology / Biotechnology

created Nov 09, 2009 | popularity not rated yet | comments 0

Of the many characteristic traits a drug can have, one of the most desirable is the ability for a drug to be swallowed and absorbed into the bloodstream through the gut. Some drugs, like over-the-counter aspirin, lend themselves ...


Lab-on-Bead Development

Nanoscopic screening process to speed drug discovery

Nanotechnology / Bio & Medicine

created Oct 06, 2008 | popularity 4.1 / 5 (9) | comments 0

Researchers at Wake Forest University are using nanotechnology to search for new cancer-fighting drugs through a process that could be up to 10,000 times faster than current methods.


Acoustic tweezers can position tiny objects

Acoustic tweezers can position tiny objects

Nanotechnology / Nanomaterials

created Aug 28, 2009 | popularity 5 / 5 (7) | comments 1

(PhysOrg.com) -- Manipulating tiny objects like single cells or nanosized beads often requires relatively large, unwieldy equipment, but now a system that uses sound as a tiny tweezers can be small enough ...


Micromagnetic-microfluidic device could quickly pull pathogens from the bloodstream

Chemistry / Biochemistry

created Mar 25, 2009 | popularity 5 / 5 (3) | comments 0

Sepsis, an infection of the blood, can quickly overwhelm the body's defenses and is responsible for more than 200,000 deaths per year in the U.S. alone. Premature newborns and people with weakened immune systems are especially ...


New Jefferson trial to test radiation-emitting beads against advanced liver cancer

Medicine & Health / Cancer

created Feb 12, 2008 | popularity 4.7 / 5 (3) | comments 0

Liver cancer specialists at Jefferson’s Kimmel Cancer Center in Philadelphia are beginning an 18-month study of a new treatment for liver cancer. The therapy entails injecting tiny beads that emit small amounts of radiation ...


Rethinking Brownian motion with the 'Emperor's New Clothes'

Physics / Soft Matter

created Jul 27, 2009 | popularity 4.6 / 5 (15) | comments 10

In the classic fairy tale, "The Emperor's New Clothes," Hans Christian Andersen uses the eyes of a child to challenge conventional wisdom and help others to see more clearly. In similar fashion, researchers at the University ...


Magnetic particles act as ink in new printer

Magnetic particles act as ink in new printer

Nanotechnology / Nanophysics

created Mar 16, 2007 | popularity 4.4 / 5 (45) | comments 0

By using a laser beam to focus and push particles against a substrate, scientist Lars Helseth of Nanyang Technological University in Singapore has designed and built a unique type of colloidal printer. Taking ...


New and improved right to the last drop

Physics / Condensed Matter

created Jul 26, 2006 | popularity 3.8 / 5 (5) | comments 0

Biomolecules have become almost ubiquitous in laundry and personal care products. Biological washing powders usually contain enzymes to help digest stains while the latest shampoos and conditioners often use proteins to add ...


Plastic pellets killing birds in Scotland

Space & Earth / Environment

created Apr 18, 2007 | popularity 2.5 / 5 (4) | comments 0

Environmentalists say birds on Scotland's Firth of Forth are dying after eating plastic pellets from a nearby oil refinery.



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