News tagged with model system

Related topics: stem cells




New vaccine attacks breast cancer in mice

Researchers from the University of Georgia and the Mayo Clinic in Arizona have developed a vaccine that dramatically reduces tumors in a mouse model that mimics 90 percent of human breast and pancreatic cancer ...

Cancer created Dec 12, 2011 | popularity 5 / 5 (10) | comments 2 | with audio podcast

Researchers find evidence of link between immune irregularities and autism

Scientists at the California Institute of Technology (Caltech) pioneered the study of the link between irregularities in the immune system and neurodevelopmental disorders such as autism a decade ago. Since ...

Autism spectrum disorders created Jul 17, 2012 | popularity 5 / 5 (8) | comments 0 | with audio podcast

Control of fear in the brain decoded

When healthy people are faced with threatening situations, they react with a suitable behavioural response and do not descend into a state of either panic or indifference, as is the case, for example, with ...

Neuroscience created Sep 06, 2011 | popularity 4.9 / 5 (8) | comments 0 | with audio podcast

Breast milk kills HIV and blocks its oral transmission in humanized mouse

More than 15 percent of new HIV infections occur in children. Without treatment, only 65 percent of HIV-infected children will live until their first birthday, and fewer than half will make it to the age of ...

HIV & AIDS created Jun 14, 2012 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Scientists identify molecular process in fat cells that influences stress and longevity

As part of their ongoing research investigating the biology of aging, the greatest risk factor for type 2 diabetes and other serious diseases, scientists at Joslin Diabetes Center have identified a new factor—microRNA ...

Medical research created Sep 26, 2012 | popularity 5 / 5 (5) | comments 1 | with audio podcast

One cell does it all: Sensory input to motor output in one worm neuron

Caenorhabditis elegans, with just 302 neurons, has long been considered an ideal model system for the study of the nervous system. New research, however, is suggesting that the worms' "simple" nervous system may be much m ...

Neuroscience created Nov 21, 2012 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Scientists discover way to amp up power of killer T cells

Researchers with UCLA's Jonsson Comprehensive Cancer Center have discovered a way to amp up the power of killer T-cells, called CD8 cells, making them more functional for longer periods of time and boosting their ability ...

Medical research created May 10, 2011 | popularity 4.8 / 5 (5) | comments 1 | with audio podcast

Light from self-luminous tablet computers can affect evening melatonin, delaying sleep

(Medical Xpress)—A new study from the Lighting Research Center (LRC) at Rensselaer Polytechnic Institute shows that a two-hour exposure to electronic devices with self-luminous "backlit" displays causes ...

Medical research created Aug 27, 2012 | popularity 3.7 / 5 (6) | comments 2 | with audio podcast

Key immune substance linked to asthma, study finds

Stanford University School of Medicine investigators have linked a master molecule of the immune system, gamma-interferon, to the pathology of asthma, in a study of mice. This somewhat surprising finding — the key immune ...

Diseases, Conditions, Syndromes created Jul 01, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Transplanted neural stem cells treat ALS in mouse model

Amyotrophic lateral sclerosis (ALS), also known as Lou Gehrig's disease, is untreatable and fatal. Nerve cells in the spinal cord die, eventually taking away a person's ability to move or even breathe. A ...

Medical research created Dec 19, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Scientists discover promising target to block Staphylococcus infection

National Institutes of Health (NIH) scientists have identified a promising lead for developing a new type of drug to treat infection caused by Staphylococcus aureus, a bacterium that frequently resists traditional antibi ...

Diseases, Conditions, Syndromes created Feb 10, 2013 | popularity 5 / 5 (4) | comments 1 | with audio podcast

Innate immune system can kill HIV when a viral gene is deactivated

Human cells have an intrinsic capacity to destroy HIV. However, the virus has evolved to contain a gene that blocks this ability. When this gene is removed from the virus, the innate human immune system destroys HIV by mutating ...

HIV & AIDS created Mar 28, 2013 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Study finds key protein for firing up central nervous system inflammation

Scientists have identified an influential link in a chain of events that leads to autoimmune inflammation of the central nervous system in a mouse model of multiple sclerosis (MS).

Medical research created May 02, 2013 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Study finds immunity protein that ramps up inflammation, and agents that can block it

Scientists at the University of Pittsburgh School of Medicine have discovered a new biological pathway of innate immunity that ramps up inflammation and then identified agents that can block it, leading to increased survival ...

Immunology created Mar 31, 2013 | popularity 4.8 / 5 (4) | comments 1 | with audio podcast

Uncovering secrets of how intellect and behavior emerge during childhood

Scientists from the Florida campus of The Scripps Research Institute (TSRI) have shown that a single protein plays an oversized role in intellectual and behavioral development. The scientists found that mutations in a single ...

Genetics created Nov 08, 2012 | popularity 4.5 / 5 (4) | comments 0 | with audio podcast