Bio & Medicine news

Researchers enlist DNA to bring carbon nanotubes' promise closer to reality

Jul 08, 2009 | 5 / 5 (3) | 1

A team of researchers from DuPont and Lehigh University has reported a breakthrough in the quest to produce carbon nanotubes (CNTs) that are suitable for use in electronics, medicine and other applications.

Implant bacteria, beware: Researchers create nano-sized assassins

Nanotechnology / Bio & Medicine

Jun 26, 2009 | 4.9 / 5 (8) | 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 ...

Buckyballs could keep water systems flowing

Nanotechnology / Bio & Medicine

Mar 05, 2009 | 3.6 / 5 (7) | 7

Microscopic particles of carbon known as buckyballs may be able to keep the nation's water pipes clear in the same way clot-busting drugs prevent arteries from clogging up.

Nanofarming technology harvest biofuel oils without harming algae

Nanotechnology / Bio & Medicine

Apr 07, 2009 | 5 / 5 (14) | 3

Algae is widely touted as the next best source for fueling the world's energy needs. But one of the greatest challenges in creating biofuels from algae is that when you extract the oil from the algae, it kills ...

NanoViagra

Nanotechnology / Bio & Medicine

Apr 28, 2009 | 3.8 / 5 (11) | 3

(PhysOrg.com) -- A new generation of anti-impotency drugs based on nanoparticles might be coming quickly. Researchers at the Albert Einstein College of Medicine in New York presenting at the 104'th Annual Meeting ...

DNA 'tricked' to act as nano-building blocks

Nanotechnology / Bio & Medicine

Apr 13, 2009 | 4.8 / 5 (8) | 0

(PhysOrg.com) -- McGill researchers have succeeded in finding a new way to manufacture nanotubes, one of the important building blocks of the nanotechnology of the future. Their building material? Biological DNA.

Covering the bases: Quantum effect may hold promise for low-cost DNA sequencing, sensor applications

Nanotechnology / Bio & Medicine

Mar 22, 2009 | 4.6 / 5 (8) | 0

A ghostly property of matter, called quantum tunneling, may aid the quest for accurate, low-cost genomic sequencing, according to a new paper in Nature Nanotechnology Letters by Stuart Lindsay and his collab ...

Nanomedicine: ending 'hit and miss' design

Nanotechnology / Bio & Medicine

Dec 08, 2009 | not rated yet | 0

(PhysOrg.com) -- One of the promises of nanomedicine is the design of tiny particles that can home in on diseased cells and get inside them. Nanoparticles can carry drugs into cells and tag cells for MRI and other diagnostic ...

Researchers Create Microscope With 100 Million Times Finer Resolution Than Current MRI

Nanotechnology / Bio & Medicine

Jan 13, 2009 | 4.5 / 5 (24) | 8

(PhysOrg.com) -- IBM Research scientists, in collaboration with the Center for Probing the Nanoscale at Stanford University, have demonstrated magnetic resonance imaging (MRI) with volume resolution 100 million ...

Scorpion venom with nanoparticles slows spread of brain cancer

Nanotechnology / Bio & Medicine

Apr 16, 2009 | 4.6 / 5 (10) | 3

By combining nanoparticles with a scorpion venom compound already being investigated for treating brain cancer, University of Washington researchers found they could cut the spread of cancerous cells by 98 ...

'Buckyballs' to treat multiple sclerosis

Nanotechnology / Bio & Medicine

Mar 19, 2009 | 5 / 5 (2) | 1

If you're of a certain age, you'll remember Buckminster Fuller's distinctive "geodesic domes" - soccer-ball-shaped structures that the late futurist envisioned as ideal human domiciles. Tel Aviv University ...

Safer nanoparticles spotlight tumors, deliver drugs

Nanotechnology / Bio & Medicine

Feb 22, 2009 | 4.8 / 5 (6) | 1

(PhysOrg.com) -- Small is promising when it comes to illuminating tiny tumors or precisely delivering drugs, but many worry about the safety of nano-scale materials. Now a team of scientists has created miniscule ...

Targeting tumors using tiny gold particles

Nanotechnology / Bio & Medicine

May 04, 2009 | 5 / 5 (5) | 6

(PhysOrg.com) -- It has long been known that heat is an effective weapon against tumor cells. However, it's difficult to heat patients' tumors without damaging nearby tissues.

Brown researchers create novel technique to sequence human genome

Researchers create novel nanotechnique to sequence human genome

Nanotechnology / Bio & Medicine

Apr 15, 2009 | 5 / 5 (3) | 2

Since the human genome was sequenced six years ago, the cost of producing a high-quality genome sequence has dropped precipitously. More recently, the National Institutes of Health called for cutting the cost ...

New method for magnetic manipulation of cells

Nanotechnology / Bio & Medicine

Apr 06, 2009 | 4.7 / 5 (7) | 3

(PhysOrg.com) -- Magnetic technology could help address a major problem that bioengineers face as they try to create new tissue: getting human cells to not only form structures, but to stimulate the growth ...