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Nanotechnology / Bio & Medicine news 2345

Hybrid Nanoparticles Image and Treat Tumors

September 26, 2008 | User rating: 4.6 / 5 after 21 vote(s) | No comments yet

(PhysOrg.com) -- By combining a magnetic nanoparticle, a fluorescent quantum dot, and an anticancer drug within a lipid-based nanoparticle, a multi-institutional research team headed by members of the National Cancer Institute’s ...


Nanomedicine opens the way for nerve cell regeneration

May 21, 2007 | User rating: 4.6 / 5 after 23 vote(s) | No comments yet

The ability to regenerate nerve cells in the body could reduce the effects of trauma and disease in a dramatic way. In two presentations at the NSTI Nanotech 2007 Conference, researchers describe the use of nanotechnology ...


Nanoparticles for Delivery of Prostate Cancer Treatment

March 27, 2007 | User rating: 4.6 / 5 after 15 vote(s) | No comments yet

Alan Garen, professor of molecular biophysics and biochemistry at Yale has received a $100,000 award from the Prostate Cancer Foundation to expand research on the delivery of a targeted therapy for prostate ...


Nanoparticles hitchhike on red blood cells: a potential new method for drug delivery

June 27, 2007 | User rating: 4.6 / 5 after 15 vote(s) | No comments yet

Researchers at the University of California, Santa Barbara have discovered that attaching polymeric nanoparticles to the surface of red blood cells dramatically increases the in vivo lifetime of the nanoparticles. ...


Nanobacteria – Are They Alive?

April 23, 2008 | User rating: 4.6 / 5 after 90 vote(s) | User comments: 9

Tiny particles called nanobacteria have intrigued researchers in many ways since their discovery 20 years ago, but perhaps the most controversial question they pose is whether or not they are alive.


Scientists produce nanoscale droplets with cancer-fighting implications

September 03, 2008 | User rating: 4.6 / 5 after 10 vote(s) | No comments yet

(PhysOrg.com) -- UCLA scientists have succeeded in making unique nanoscale droplets that are much smaller than a human cell and can potentially be used to deliver pharmaceuticals.


Nano-sized technology has super-sized effect on tumors

April 03, 2008 | User rating: 4.6 / 5 after 32 vote(s) | User comments: 2

Anyone facing chemotherapy would welcome an advance promising to dramatically reduce their dose of these often harsh drugs. Using nanotechnology, researchers at Washington University School of Medicine in ...


Scientists get first look at nanotubes inside living animals

September 24, 2007 | User rating: 4.6 / 5 after 22 vote(s) | No comments yet

Rice University scientists have captured the first optical images of carbon nanotubes inside a living organism. Using fruit flies, the researchers confirmed that a technique developed at Rice -- near-infrared fluorescent ...


Carbon nanotube injectors probe living cells without damage

June 20, 2007 | User rating: 4.6 / 5 after 56 vote(s) | No comments yet

In order to investigate the processes that go on inside a single human cell—or even specific subcellular compartments—researchers need a device that is small and controlled enough to pass through ...


Nanotechnology offers hope for treating spinal cord injuries, diabetes, and Parkinson's disease

April 23, 2007 | User rating: 4.6 / 5 after 12 vote(s) | No comments yet

Imagine a world where damaged organs in your body—kidneys, liver, heart—can be stimulated to heal themselves. Envision people tragically paralyzed whose injured spinal cords can be repaired. Think about individuals suffering ...


DNA sieve -- Nanoscale pores can be tiny analysis labs

May 11, 2007 | User rating: 4.6 / 5 after 12 vote(s) | No comments yet

Imagine being able to rapidly identify tiny biological molecules such as DNA and toxins using a system that can fit on a microchip or in a drop of salt water. It’s closer than you might think, say a team of ...


Nanotechnology boosts war on superbugs

October 12, 2008 | User rating: 4.6 / 5 after 12 vote(s) | No comments yet

This week Nature Nanotechnology journal (October 12th) reveals how scientists from the London Centre for Nanotechnology (LCN) at UCL are using a novel nanomechanical approach to investigate the workings of vancomycin, ...


Mayo Clinic study explores link between nanoparticles and kidney stones

December 19, 2006 | User rating: 4.6 / 5 after 7 vote(s) | No comments yet

Researchers at Mayo Clinic have successfully isolated nanoparticles from human kidney stones in cell cultures and have isolated proteins, RNA and DNA that appear to be associated with nanoparticles. The findings, which appear ...


Magnetic Nanocrystals Carry Tumor-Killing Drugs

March 07, 2007 | User rating: 4.6 / 5 after 7 vote(s) | No comments yet

Imagine using a focused magnetic field to concentrate anticancer drugs in and around tumors, and then turning off the magnetic field so that the drugs then leave the body. That possiblity may become a reality as a result ...


Nanocomposite labeled cancer cells can be targeted and destroyed using lasers

May 20, 2007 | User rating: 4.6 / 5 after 28 vote(s) | No comments yet

A nanocomposite particle can be constructed so that it has a mix of properties that would not otherwise happen in nature. By combining an organic matrix with metallic clusters that can absorb light, it is possible to incorporate ...


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