Bio & Medicine news

Bioengineer uses nanoparticles to target drugs

Oct 08, 2009 | not rated yet | 0

Clemson bioengineer Frank Alexis is designing new ways to target drugs and reduce the chances for side effects.

IBM Research Aims to Build Nanoscale DNA Sequencer (w/ Video)

Oct 06, 2009 | 4.2 / 5 (11) | 4

(PhysOrg.com) -- In an effort to build a nanoscale DNA sequencer, IBM scientists are drilling nano-sized holes in computer-like chips and passing DNA strands through them in order to read the information contained ...

Models begin to unravel how single DNA strands combine

Nanotechnology / Bio & Medicine

Oct 05, 2009 | 5 / 5 (1) | 0

(PhysOrg.com) -- Using computer simulations, a team of University of Wisconsin-Madison researchers has identified some of the pathways through which single complementary strands of DNA interact and combine to form the double ...

Rapid DNA Detection Quickly Diagnoses Infections

Nanotechnology / Bio & Medicine

Oct 05, 2009 | 4.8 / 5 (4) | 0

(PhysOrg.com) -- A new portable device can detect bacteria and help prevent the spread of infectious diseases. This new tool takes from 15 minutes to 2 hours to diagnose a patient for infectious diseases and ...

Death by light: Nanoparticles as agents for the photodynamic killing of antibiotic-resistant bacteria

Nanotechnology / Bio & Medicine

Oct 05, 2009 | 4.3 / 5 (3) | 0

(PhysOrg.com) -- The increasing antibiotic resistance of bacteria is a serious problem of our time. Hospital germs in particular have developed strains against which practically every current antibiotic is ineffective. In ...

'Micro shuttle' drug delivery could mean an end to regular dosing

Nanotechnology / Bio & Medicine

Oct 02, 2009 | 4.7 / 5 (3) | 0

Scientists working at Queen Mary, University of London, have developed micrometer-sized capsules to safely deliver drugs inside living cells.

EPA announces research strategy to study nanomaterials

Nanotechnology / Bio & Medicine

Sep 29, 2009 | not rated yet | 0

The U.S. Environmental Protection Agency today outlined a new research strategy to better understand how manufactured nanomaterials may harm human health and the environment. Nanomaterials are materials that are between approximately ...

Nanotechnology and synthetic biology: What does the American public think?

Nanotechnology / Bio & Medicine

Sep 29, 2009 | not rated yet | 1

Nanotechnology and synthetic biology continue to develop as two of the most exciting areas of scientific discovery, but research has shown that the public is almost completely unaware of the science and its applications. ...

Nanotech researchers develop artificial pore

Nanotechnology / Bio & Medicine

Sep 28, 2009 | 5 / 5 (7) | 0

(PhysOrg.com) -- Using an RNA-powered nanomotor, University of Cincinnati (UC) biomedical engineering researchers have successfully developed an artificial pore able to transmit nanoscale material through ...

Microchip can detect type and severity of cancer

Nanotechnology / Bio & Medicine

Sep 28, 2009 | 5 / 5 (6) | 0

(PhysOrg.com) -- University of Toronto researchers have used nanomaterials to develop a microchip sensitive enough to quickly determine the type and severity of a patient's cancer so that the disease can be detected earlier ...

Twinkling Nanostars Improve Optical Imaging of Tumors

Nanotechnology / Bio & Medicine

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

(PhysOrg.com) -- Researchers at Purdue University have created magnetically responsive gold nanostars that may offer a new approach to biomedical imaging. The nanostars gyrate when exposed to a rotating magnetic field and ...

Report: Public must be involved in nanotech policy debate

Nanotechnology / Bio & Medicine

Sep 25, 2009 | not rated yet | 0

Decision-making on science - especially emerging technologies such as nanotechnology - must become more democratic, a new report on science policy released today argues. The group of leading European academics behind the ...

Nanodiamonds Advance Anticancer Gene Therapy

Nanotechnology / Bio & Medicine

Sep 25, 2009 | 5 / 5 (3) | 0

(PhysOrg.com) -- Gene therapy holds promise in the treatment of cancer as well as a large number of other diseases. However, developing a scalable system for delivering genes to cells both efficiently and safely has been ...

Golden Nanotubes Detect Tumor Cells, Map Sentinel Lymph Nodes

Nanotechnology / Bio & Medicine

Sep 24, 2009 | not rated yet | 0

(PhysOrg.com) -- Biomedical researchers at the University of Arkansas in Fayetteville and the University of Arkansas for Medical Sciences (UAMS) in Little Rock have developed a special contrast-imaging agent made of gold-coated ...

Nanoparticle-based battlefield pain treatment moves a step closer

Nanotechnology / Bio & Medicine

Sep 24, 2009 | 5 / 5 (2) | 0

University of Michigan scientists have developed a combination drug that promises a safer, more precise way for medics and fellow soldiers in battle situations to give a fallen soldier both morphine and a drug that limits ...