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Tiny particles may pose threat to liver cells, say scientists
Researchers at the University of Edinburgh are to study the effects of nanoparticles on the liver. In a UK first, the scientists will assess whether nanoparticles -already found in pollution from traffic exhaust, but also used in making household goods such as paint, sunblock, food, cosmetics and... view more (2006-04-05)

A new 'Pyrex' nanoparticle
Researchers in Switzerland have developed a new method to fabricate borosilicate glass nanoparticles. Used in microfluidic systems, these "Pyrex"-like nanoparticles are more stable when subjected to temperature fluctuations and harsh chemical environments than currently used nanoparticles... view more (2008-09-08)

Too much technology may be killing beneficial bacteria
Too much of a good thing could be harmful to the environment. For years, scientists have known about silver's ability to kill harmful bacteria and, recently, have used this knowledge to create consumer products containing silver nanoparticles.   view more (2008-04-30)

Innovative nanomaterials processing points to advances in semiconductor optoelectronics
The study of semiconductor nanoparticles embedded in a matrix is currently a very active research area. These small particles have physicochemical properties quite different from those in the bulk material.   view more (2005-11-15)

Targeted nanoparticles incorporating siRNA offer promise for cancer treatment
The use of targeted nanoparticles offers promising techniques for cancer treatment. Researchers in the laboratory of Mark E. Davis at the California Institute of Technology have been using small interfering RNA (siRNA), sometimes known as silencing RNA, to "silence" specific genes that... view more (2007-05-21)

Magnetic nanoparticles assembled into long chains
Chains of 1 million magnetic nanoparticles have been assembled and disassembled in a solution of suspended particles in a controlled way.   view more (2005-10-21)

Sticky dust fingers the culprits
EMBARGOED UNTIL WEDNESDAY 5 NOVEMBER 19:00 HRS GMT NANOPARTICLES could give police the clearest fingerprints yet. Officers search for prints by dusting a crime scene with fluorescent powder. This sticks to the oily residue left by the fingertip, showing up the whorls and ridges. But sometimes the... view more (2003-11-05)

Silicon nanoparticles enhance performance of solar cells
Placing a film of silicon nanoparticles onto a silicon solar cell can boost power, reduce heat and prolong the cell's life, researchers now report.   view more (2007-08-21)

Growing green gold
A new way to make gold form inside the cells of a micro-organism is published today in the Institute of Physics journal Nanotechnology. Researchers from the National Chemical Laboratory and the Armed Forces Medical College, both in Pune, India, have been using “green chemistry” to... view more (2003-06-06)

Thin films of silicon nanoparticles roll into flexible nanotubes
By depositing nanoparticles onto a charged surface, researchers at the University of Illinois at Urbana-Champaign have crafted nanotubes from silicon that are flexible and nearly as soft as rubber.   view more (2005-06-15)

Nanoparticles hitchhike on red blood cells: a potential new method for drug delivery
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.   view more (2007-06-27)

UCSB researchers show how to make polymeric micro- and nanoparticles
Researchers in the College of Engineering at UC Santa Barbara have discovered how to make polymeric micro- and nanoparticles in a wide variety of different shapes and sizes using commonly-available lab chemicals and equipment.   view more (2007-07-10)

MIT nanoparticles may help detect, treat tumors
A new technique devised by MIT engineers may one day help physicians detect cancerous tumors during early stages of growth.   view more (2006-05-02)

Nanoballs deliver drugs
Dutch researcher Cristianne Rijcken has developed a new type of biodegradable nanoparticle. The spherical structures can encapsulate various fat-soluble medicines, which makes it easier to target tumour tissue.   view more (2007-10-25)

Wrinkled membranes create novel drug-delivery system
A University of Illinois scientist studying how membranes wrinkle has discovered a novel system for on-demand drug delivery.   view more (2006-02-15)

Microbes at work cleaning up the environment
It may sound counterintuitive to use a microbial protein to improve water quality.   view more (2007-06-18)

Gold Nanoparticles Emit Intense Heat, Study Finds
Nanoparticles of gold can act as tiny, precise and powerful heaters, which potentially could be used in biomedical applications, according to a new study.   view more (2006-03-31)

Scientists meet to discuss health implications of nanoparticles
The possible health implications of nanoparticles will be discussed at a major academic conference, Nanotox 2004, taking place at the Daresbury Laboratories in Cheshire, UK, next week on Tuesday 13th and Wednesday 14th January. Nanotox 2004 is organised jointly by the Royal Microscopical Society... view more (2004-01-07)

MU scientists go green with gold, distribute environmentally friendly nanoparticles
Gold nanoparticles are everywhere. They are used in cancer treatments, automobile sensors, cell phones, blood sugar monitors and hydrogen gas production.   view more (2008-09-29)

Clemson scientists shed light on molecules in living cells
Clemson University chemists have developed a method to dramatically improve the longevity of fluorescent nanoparticles that may someday help researchers track the motion of a single molecule as it travels through a living cell.   view more (2007-08-21)

Researchers use nanoparticles to deliver treatment for brain, spinal cord injuries
Purdue University researchers have developed a method of using nanoparticles to deliver treatments to injured brain and spinal cord cells.    view more (2008-10-02)

Researchers directly deposit gold nanoparticles in suspension
The delivery, manipulation and assembly of functional materials such as metal nanoparticles into predefined architectures and patterns is of great interest in nanotechnology.   view more (2007-08-10)

Widely used iron nanoparticles exhibit toxic effects on neuronal cells
Researchers at UC San Diego have discovered that iron-containing nanoparticles being tested for use in several biomedical applications can be toxic to nerve cells and interfere with the formation of their signal-transmitting extensions.   view more (2007-03-29)

Nano-sized technology has super-sized effect on tumors
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 St. Louis have taken a step closer to that goal.   view more (2008-04-03)

Under magnetic force, nanoparticles may deliver gene therapy
After binding DNA segments to tiny iron-containing spheres called nanoparticles, researchers have used magnetic fields to direct the nanoparticles into arterial muscle cells, where the DNA could have a therapeutic effect.   view more (2007-08-01)
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