Bio & Medicine news

Nano-Scale Drug Delivery For Chemotherapy

Oct 31, 2009 | 4.7 / 5 (12) | 1

(PhysOrg.com) -- Going smaller could bring better results, especially when it comes to cancer-fighting drugs.

Nanomedicine: ending 'hit and miss' design

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 ...

Easy assembly of electronic biological chips

Nanotechnology / Bio & Medicine

Jan 15, 2009 | 3 / 5 (2) | 0

(PhysOrg.com) -- A handheld, ultra-portable device that can recognize and immediately report on a wide variety of environmental or medical compounds may eventually be possible, using a method that incorporates ...

Nanostructured Integrated Circuit Detects Type and Severity of Cancer

Nanotechnology / Bio & Medicine

Nov 03, 2009 | 5 / 5 (3) | 0

(PhysOrg.com) -- A team of investigators from the University of Toronto have used nanomaterials to develop an inexpensive microchip sensitive enough to quickly determine the type and severity of a patient's cancer so that ...

Topical erectile dysfunction therapy shows promise (w/ Video)

Nanotechnology / Bio & Medicine

Sep 19, 2009 | 4.3 / 5 (7) | 0

An innovative drug-delivery system - nanoparticles encapsulating nitric oxide or prescription drugs - shows promise for topical treatment of erectile dysfunction (ED), according to a new study by scientists ...

Researchers effectively treat tumors with use of nanotubes

Nanotechnology / Bio & Medicine

Aug 03, 2009 | 5 / 5 (9) | 0

By injecting man-made, microscopic tubes into tumors and heating them with a quick, 30-second zap of a laser, scientists have discovered a way to effectively kill kidney tumors in nearly 80 percent of mice. Researchers say ...

Breathalyzer test detects lung cancer: study

Nanotechnology / Bio & Medicine

Aug 30, 2009 | 5 / 5 (4) | 1

Scientists in Israel have devised a portable breath tester that detects lung cancer with 86 percent accuracy, according to a study released Sunday.

Gold Nanoparticles Delivery Platinum Warheads to Tumors

Nanotechnology / Bio & Medicine

Oct 29, 2009 | 4.9 / 5 (7) | 2

(PhysOrg.com) -- Cisplatin is one of the most powerful and effective drugs for treating a wide variety of cancers, but serious side effects ultimately limit the drug's use and effectiveness. Now, however, researchers have ...

Nanoparticles could pose threat to humans: scientists

Nanotechnology / Bio & Medicine

Sep 16, 2009 | 3.6 / 5 (11) | 16

They can make fabric resistant to stains, improve the taste of food and help drug research, but nanoparticles could also pose a danger to human health, experts warned Wednesday.

Nanomagnets guide stem cells to damaged tissue

Nanotechnology / Bio & Medicine

Aug 17, 2009 | not rated yet | 0

Microscopic magnetic particles have been used to bring stem cells to sites of cardiovascular injury in a new method designed to increase the capacity of cells to repair damaged tissue, UCL scientists announced today.

Tiny technology may yield major finds -- and possible perils

Nanotechnology / Bio & Medicine

Oct 13, 2009 | 5 / 5 (7) | 3

Imagine a particle so small it would take a million of them to stretch across the period at the end of this sentence. Imagine such particles could help catch cancer cells floating in your bloodstream before they could metastasize ...

Antibody Replacements Just a 'Click' Away

Nanotechnology / Bio & Medicine

Aug 28, 2009 | 5 / 5 (4) | 2

Chemists at the California Institute of Technology (Caltech) and The Scripps Research Institute (SRI) have developed an innovative technique to create cheap but highly stable chemicals that have the potential to take the ...

Platinum nanocatalyst could aid drugmakers

Nanotechnology / Bio & Medicine

Aug 31, 2009 | not rated yet | 0

(PhysOrg.com) -- Nanoparticles combining platinum and gold act as superefficient catalysts, but chemists have struggled to create them in an industrially useful form. Rice University chemists have answered the call this week ...

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 ...

'Barcode Chip' Enables Cheap, Fast Blood Tests

Nanotechnology / Bio & Medicine

Dec 23, 2008 | 5 / 5 (4) | 0

(PhysOrg.com) -- A new barcode chip developed by a multi-institutional team of investigators promises to revolutionize diagnostic medical testing. In less than 10 minutes and using just a pinprick’s worth of blood, the chip ...