News tagged with biological system


Detection, analysis of 'cell dust' may allow diagnosis, monitoring of brain cancer

A novel miniature diagnostic platform using nuclear magnetic resonance (NMR) technology is capable of detecting minuscule cell particles known as microvesicles in a drop of blood. Microvesicles shed by cancer ...

Medical research created Nov 11, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Researchers identify novel metabolic programs driving aggressive brain tumors

Researchers at Moffitt Cancer Center have identified metabolic signatures that may pave the way for personalized therapy in glioma, a type of tumor that starts in the brain.

Cancer created Nov 09, 2012 | popularity 4 / 5 (1) | comments 0 | with audio podcast

Stem cell scientists discover potential way to expand cells for use with patients

Canadian and Italian stem cell researchers have discovered a new "master control gene" for human blood stem cells and found that manipulating its levels could potentially create a way to expand these cells for clinical use.

Medical research created Nov 08, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Researchers create 'endless supply' of myelin-forming cells

(Medical Xpress)—In a new study appearing this month in the Journal of Neuroscience, researchers have unlocked the complex cellular mechanics that instruct specific brain cells to continue to divide. This d ...

Neuroscience created Nov 01, 2012 | popularity 4.6 / 5 (7) | comments 0 | with audio podcast

Unlocking the destiny of a cell

(Medical Xpress)— Scientists have discovered that breaking a biological signaling system in an embryo allows them to change the destiny of a cell. The findings could lead to new ways of making replacement ...

Genetics created Nov 01, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

How and why herpes viruses reactivate to cause disease

The mere mention of the word "herpes" usually conjures negative images and stereotypes, but most people have been infected with some form of the virus. For most, a sore appears, heals and is forgotten, although the virus ...

Medical research created Oct 31, 2012 | popularity not rated yet | comments 0

New paper examines shifting gears in the circadian clock of the heart

A new study conducted by a team of scientists led by Giles Duffield, assistant professor of biological sciences and a member of the Eck Institute for Global Health at the University of Notre Dame focuses on the circadian ...

Cardiology created Oct 23, 2012 | popularity 3 / 5 (1) | comments 0 | with audio podcast

Not all juvenile arthritis is the same

Systemic juvenile idiopathic arthritis (SJIA) is currently classified as a subtype of juvenile idiopathic arthritis but with the addition of systemic inflammation often resulting in fever, rash and serositis. New research ...

Arthritis & Rheumatism created Oct 22, 2012 | popularity 5 / 5 (1) | comments 0

Study shows overeating impairs brain insulin function, can lead to diabetes and obesity

New research from Mount Sinai School of Medicine sheds light on how overeating can cause a malfunction in brain insulin signaling, and lead to obesity and diabetes. Christoph Buettner, MD, PhD, Associate Professor of Medicine ...

Overweight and Obesity created Oct 17, 2012 | popularity not rated yet | comments 0 | with audio podcast

Mice at risk of asthma, allergies can fight off skin cancer

A molecule involved in asthma and allergies has now been shown to make mice resistant to skin cancer, according to scientists at Washington University School of Medicine in St. Louis.

Cancer created Oct 15, 2012 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Incorporating regular physical activity brings diabetic adults closer to aging rate of healthy adults, study finds

One of life's certainties is that everyone ages. However, it's also certain that not everyone ages at the same rate. According to recent research being presented this week, the cardiovascular system of people with type 2 ...

Diabetes created Oct 11, 2012 | popularity not rated yet | comments 0

Pilot study suggests that T cells become more responsive in exercising cancer survivors weeks after chemo ends

Researchers may soon be able to add yet another item to the list of exercise's well-documented health benefits: A preliminary study suggests that when cancer survivors exercise for several weeks after they finish chemotherapy, ...

Cancer created Oct 11, 2012 | popularity not rated yet | comments 0

Omega-3 supplements may slow a biological effect of aging, study says

(Medical Xpress)—Taking enough omega-3 fatty acid supplements to change the balance of oils in the diet could slow a key biological process linked to aging, new research suggests.

Health created Oct 01, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Zinc deficiency mechanism linked to aging, multiple diseases

(Medical Xpress)—A new study has outlined for the first time a biological mechanism by which zinc deficiency can develop with age, leading to a decline of the immune system and increased inflammation associated ...

Medical research created Oct 01, 2012 | popularity not rated yet | comments 0 | with audio podcast

Major cancer protein amplifies global gene expression

Scientists may have discovered why a protein called MYC can provoke a variety of cancers. Like many proteins associated with cancer, MYC helps regulate cell growth. A study carried out by researchers at the National Institutes ...

Genetics created Sep 27, 2012 | popularity not rated yet | comments 0 | with audio podcast