Bio & Medicine news

Canadian researchers set to study impact of nanomaterials on aquatic ecosystems

Nanotechnology / Bio & Medicine

3 hours ago | 5 / 5 (1) | 0

A team of Canadian scientists and engineers, led by the University of Alberta and the National Research Council of Canada, will collaborate on a $3.39 million, three-year study to assess the potential effects of nanoparticles ...

Harnessing Nanoparticles To Track Cancer Cell Changes

Nanotechnology / Bio & Medicine

Jul 03, 2009 | not rated yet | 1

The more dots there are, the more accurate a picture you get when you connect them. Cancer researchers adopting that philosophy have developed a new imaging technology that could give scientists the ability to simultaneously ...

Carbon Nanotubes Continue To Show Promise in Battle Against Cancer

Nanotechnology / Bio & Medicine

Jun 30, 2009 | 5 / 5 (2) | 0

Carbon nanotubes, one of the original engineered nanomaterials, also may prove to be among the most versatile, as numerous teams of investigators continue to develop novel nanotube-based therapeutic and diagnostic tools. ...

Implant bacteria, beware: Researchers create nano-sized assassins

Nanotechnology / Bio & Medicine

Jun 26, 2009 | 4.9 / 5 (7) | 0

Staphylococcus epidermidis is quite an opportunist. Commonly found on human skin, the bacteria pose little danger. But S. epidermidis is a leading cause of infections in hospitals. From catheters to prosthetic ...

Making nanoparticles in artificial cells

Nanotechnology / Bio & Medicine

Jun 26, 2009 | not rated yet | 0

Two new construction manuals are now available for the world's smallest lamps. Based on these protocols, scientists from the Max Planck Institute of Colloids and Interfaces have tailor-made nanoparticles that ...

Tiny capsules can deliver drugs to targeted cells

Nanotechnology / Bio & Medicine

Jun 25, 2009 | 3.5 / 5 (2) | 0

(PhysOrg.com) -- It is now possible to engineer tiny containers the size of a virus to deliver drugs and other materials with almost 100 percent efficiency to targeted cells in the bloodstream.

New nanoparticles could revolutionize therapeutic drug discovery

Nanotechnology / Bio & Medicine

Jun 25, 2009 | 4.5 / 5 (2) | 0

A revolutionary new protein stabilisation technique has been developed by scientists funded by the Biotechnology and Biological Sciences Research Council which could lead to 30 per cent more proteins being available as potential ...

A promising niche for nanotech

Nanotechnology / Bio & Medicine

Jun 24, 2009 | not rated yet | 0

In a cluster of rather drab buildings overlooking the Charles River, researchers at the Massachusetts Institute of Technology are incubating a tiny technology that packs an enormous punch.

Scientists and public differ on views about nanotechnology regulation

Nanotechnology / Bio & Medicine

Jun 19, 2009 | 4 / 5 (1) | 2

(PhysOrg.com) -- When it comes to regulating nanotechnology - a burgeoning global industry with wide-ranging potential applications - a new study led by professors Dietram Scheufele at the University of Wisconsin-Madison ...

Nonstick and laser-safe gold aids laser trapping of biomolecules

Nanotechnology / Bio & Medicine

Jun 17, 2009 | 5 / 5 (1) | 0

Biophysicists long for an ideal material -- something more structured and less sticky than a standard glass surface—to anchor and position individual biomolecules. Gold is an alluring possibility, with its ...

Nanoparticles could someday lead to end of chemotherapy

Nanotechnology / Bio & Medicine

Jun 16, 2009 | 5 / 5 (8) | 0

Nanoparticles specially engineered by University of Central Florida Assistant Professor J. Manuel Perez and his colleagues could someday target and destroy tumors, sparing patients from toxic, whole-body chemotherapies.

Nanocrystals reveal activity within cells

Nanotechnology / Bio & Medicine

Jun 16, 2009 | not rated yet | 0

Researchers at the U.S. Department of Energy's (DOE) Lawrence Berkeley National Laboratory have created bright, stable and bio-friendly nanocrystals that act as individual investigators of activity within ...

New, light-driven nanomotor is simpler, more promising, scientists say

Nanotechnology / Bio & Medicine

Jun 04, 2009 | 4.8 / 5 (6) | 1

(PhysOrg.com) -- Sunflowers track the sun as it moves from east to west. But people usually have to convert sunlight into electricity or heat to put its power to use.

Researchers test nanoparticle to treat cardiovascular disease in mice

Nanotechnology / Bio & Medicine

Jun 04, 2009 | 5 / 5 (1) | 0

Scientists and engineers at UC Santa Barbara and other researchers have developed a nanoparticle that can attack plaque -- a major cause of cardiovascular disease. The new development is described in a recent ...

Revolutionizing the diagnosis of serious disease

Nanotechnology / Bio & Medicine

Jun 02, 2009 | 5 / 5 (1) | 1

Revolutionary ultrasonic nanotechnology that could allow scientists to see inside a patient's individual cells to help diagnose serious illnesses is being developed by researchers at The University of Nottingham.

Silver nanoparticles show 'immense potential' in prevention of blood clots

Nanotechnology / Bio & Medicine

May 27, 2009 | 5 / 5 (7) | 4

Scientists are reporting discovery of a potential new alternative to aspirin, ReoPro, and other anti-platelet agents used widely to prevent blood clots in coronary artery disease, heart attack and stroke. ...

First 'nanorust' field test slated in Mexico

Nanotechnology / Bio & Medicine

May 27, 2009 | 5 / 5 (2) | 1

Rice University researchers today announced that the first field tests of "nanorust," the university's revolutionary, low-cost technology for removing arsenic from drinking water, will begin later this year ...

EarthTalk: What is 'nanotechnology'?

Nanotechnology / Bio & Medicine

May 25, 2009 | 3 / 5 (5) | 4

Dear EarthTalk: What is "nanotechnology"? I've heard that nanoparticles are already in consumer products, yet we haven't really studied their potential health impacts. (Dan Zeff, San Francisco)