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Neural prosthetic devices

MIT researchers have developed a new algorithm to help create prosthetic devices that convert brain signals into action in patients who have been paralyzed or had limbs amputated.

4 Oct 2007

Brain processes identified in humans' behavioral response to threat of punishment

Researchers have identified brain structures that process the threat of punishment for violating social norms.

4 Oct 2007

Tiny micro-incubator to culture living cells for lab tests

Integrating silicon microchip technology with a network of tiny fluid channels, some thinner than a human hair, researchers at The Johns Hopkins University have developed a thumb-size micro-incubator to culture living cells for lab tests.

3 Oct 2007

Extremely sensitive future screening technology

After the plot to blow up trans-Atlantic airlines with liquid explosives was uncovered in London in August 2006, there has been pressure on the airline industry, and Homeland Security, to find new ways to not only detect liquids in baggage and on airline passengers, but also to figure out what they are.

3 Oct 2007

Breast cancer screening

As part of Breast Cancer Awareness Month in October, experts at The University of Texas M. D. Anderson Cancer Center encourage women to learn about recommended screening guidelines to improve their chances for early detection of breast cancer.

2 Oct 2007

Noninvasive tests for cirrhosis may help to avoid liver biopsy

Newer ultrasound and magnetic resonance (MR) imaging tests yield encouraging initial results in diagnosing fibrosis (scarring) and cirrhosis of the liver, according to three studies in the October issue of the journal Clinical Gastroenterology and Hepatology.

2 Oct 2007

Brain protocols feature methods for neuroscience research

Research in the field of neuroscience is constantly expanding to provide knowledge about biological mechanisms that underlie our ability to experience and interact with the world around us.

2 Oct 2007

New guidelines for treating low-back pain

The American College of Physicians (ACP) and the American Pain Society (APS) today released joint guidelines on diagnosing and treating low back pain.

2 Oct 2007

Non-invasive imaging test could help prevent heart attacks

Kathy Brown says she always thought that heart disease was for those who smoked cigarettes, drank, ate a lot of red meat, and who were overweight.

1 Oct 2007

Adding ultrasound to mammography finds more cancers, but increases false positives

Adding ultrasound to mammography finds more cancers than mammography alone, but also substantially increases the number of false positives, according to first-year results from a three-year study of the two tests.

29 Sep 2007

Study shows beneficial effect of walking on the reduction in risk of bone marrow lesions in the knee

The world's most common joint disease, osteoarthritis (OA) is a major cause of disability among adults over the age of 50.

29 Sep 2007

Painful condition affecting kidney failure patients increases risk of death

A painful and debilitating condition that affects patients with kidney failure may be more common than previously believed and appears to be strongly associated with prior exposure to certain contrast agents used in imaging studies.

29 Sep 2007

Higher death rates in kidney patients with nephrogenic systemic fibrosis

Nephrogenic systemic fibrosis (NSF) is a newly identified debilitating and painful condition that affects patients with kidney failure and is characterized by a thickening and hardening of the skin.

29 Sep 2007

BioNanomatrix and Complete Genomics form joint venture after NIST grant awarded

BioNanomatrix, Inc. and Complete Genomics Inc. (CGI) have announced that they have formed a joint venture that has received an $8.8 million grant award from the U.S. National Institute of Standards and Technology Advanced Technology Program (NIST-ATP) to develop a system capable of sequencing the entire human genome in eight hours at a cost of less than $100

29 Sep 2007

In vivo imaging of hydrogen peroxide with chemiluminescent nanoparticles

Most people think of hydrogen peroxide as a topical germ killer, but the medicine cabinet staple is gaining steam in the medical community as an early indicator of disease in the body.

27 Sep 2007

MicroPET-based biodistribution of quantum dots in living mice

A wide variety of experiments have shown that nanoscale quantum dots have the potential to detect early-stage cancer and even monitor the progress of anticancer therapies.

27 Sep 2007

Supramolecular chemistry on water-soluble carbon nanotubes for drug loading and delivery

In the quest to turn carbon nanotubes from nanoscale wonder into clinically useful drug and imaging agent delivery agents, researchers have often added polymer coatings to the outside of the nanotubes in order to render them biocompatible.

27 Sep 2007

Gold nanorods coated with multilayer polyelectrolyte as contrast agents for multimodal imaging

A growing body of research has demonstrated that gold nanorods can serve as extremely bright imaging agents.

27 Sep 2007

Organically modified silica nanoparticles with covalently incorporated photosensitizer for photodynamic therapy of cancer

Photodynamic therapy, in which light activates a chemical known as a photosensitizer, triggering the production of cell-killing reactive oxygen, has proven itself as an effective therapy for a limited number of cancers.

27 Sep 2007

Research at Rice may help explain aspects of synesthesia

A research team led by Rice University Psychology Professor Tony Ro has published its findings that may help to explain the phenomenon known as synesthesia, in which stimulation of one sensory pathway leads to automatic, involuntary experiences in a second sensory pathway.

27 Sep 2007