News tagged with system cells

GPS court ruling leaves US phone tracking unclear

A US Supreme Court decision requiring a warrant to place a GPS device on the car of a criminal suspect leaves unresolved the bigger issue of police tracking using mobile phones, legal experts say.

Technology / Telecom

created Feb 11, 2012 | popularity 4 / 5 (2) | comments 0

Complex wiring of the nervous system may rely on a just a handful of genes and proteins

Researchers at the Salk Institute have discovered a startling feature of early brain development that helps to explain how complex neuron wiring patterns are programmed using just a handful of critical genes. ...

Medicine & Health / Research

created Feb 10, 2012 | popularity 4.9 / 5 (11) | comments 1 | with audio podcast

Cell death unleashes full force of human antiviral system

A scientific team led by researchers at the University of Geneva (UNIGE) and the Charite Berlin Medical University has made a completely unprecedented discovery showing how much our immune system is provoked into action when ...

Medicine & Health / Research

created Feb 09, 2012 | popularity 5 / 5 (6) | comments 1 | with audio podcast

Using the body's own immune system in the fight against cancer

DNA sequences from tumor cells can be used to direct the immune system to attack cancer, according to scientists at Washington University School of Medicine in St. Louis.

Medicine & Health / Research

created Feb 08, 2012 | popularity 3 / 5 (2) | comments 1 | with audio podcast

Low dopamine levels during withdrawal promote relapse to smoking

Mark Twain said, "Giving up smoking is the easiest thing in the world. I know because I've done it thousands of times." Many smokers would agree that it's difficult to stay away from cigarettes. A new study in Biological Ps ...

Medicine & Health / Psychology & Psychiatry

created Feb 08, 2012 | popularity not rated yet | comments 0

Growing up on a farm directly affects regulation of the immune system

Immunological diseases, such as eczema and asthma, are on the increase in westernised society and represent a major challenge for 21st century medicine. A new study has shown, for the first time, that growing up on a farm ...

Medicine & Health / Research

created Feb 08, 2012 | popularity 5 / 5 (2) | comments 1

Brain mechanisms link foods to rising obesity rates

An editorial authored by University of Cincinnati (UC) diabetes researchers to be published in the Feb. 7, 2012, issue of the journal Cell Metabolism sheds light on the biological factors contributing to rising rates of obe ...

Medicine & Health / Research

created Feb 07, 2012 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Under the Microscope #6 -- Killer T-cells

In this video we see a killer T-cell of the immune system attacking a cancer cell.

Medicine & Health / Research

created Feb 07, 2012 | popularity not rated yet | comments 0

Low levels of lipid antibodies increase complications following heart attack

Coronary patients with low levels of an immune system antibody called anti-PC, which neutralises parts of the "bad" cholesterol, run a greater risk of suffering complications following an acute cardiac episode and thus of ...

Medicine & Health / Cardiology

created Feb 06, 2012 | popularity not rated yet | comments 0

Neurons from stem cells could replace mice in botulinum test

(PhysOrg.com) -- Using lab-grown human neurons, researchers from the University of Wisconsin-Madison have devised an effective assay for detecting botulinum neurotoxin, the agent widely used to cosmetically smooth the wrinkles ...

Biology / Biotechnology

created Feb 06, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Identical twins reveal mechanisms behind aging

In a recent study led by Uppsala University, the researchers compared the DNA of identical (monozygotic) twins of different age. They could show that structural modifications of the DNA, where large or small DNA segments ...

Medicine & Health / Genetics

created Feb 02, 2012 | popularity 4.6 / 5 (15) | comments 0 | with audio podcast

Human immune cells react sensitively to 'stress'

Scientists working with Professor Bernd Kaina of the Institute of Toxicology at the Medical Center of Johannes Gutenberg University Mainz have demonstrated for the first time that certain cells circulating in human blood ...

Medicine & Health / Research

created Feb 02, 2012 | popularity 5 / 5 (1) | comments 0

Seasonal changes may influence the efficacy of vaccination against diabetes

The development of a medicine for patients with type 1 diabetes mellitus, based on autoantigen GAD65, received a setback following crucial clinical phase 3 trials that failed to show significant effects. One possible explanation ...

Medicine & Health / Diseases

created Feb 01, 2012 | popularity 5 / 5 (1) | comments 0

New technology allows scientists to watch cancer cells in action at unprecedented resolution

A photograph of a polar bear in captivity, no matter how sharp the resolution, can never reveal as much about behavior as footage of that polar bear in its natural habitat. The behavior of cells and molecules can prove even ...

Chemistry / Analytical Chemistry

created Feb 01, 2012 | popularity 4 / 5 (1) | comments 0

New target for cancer therapy identified, preclinical study shows

Scientists from the Ludwig Institute for Cancer Research (LICR) in Brussels identified a new target for cancer therapy, an enzyme which prevents the immune system from recognizing and destroying certain types of tumors. Called ...

Medicine & Health / Cancer

created Jan 31, 2012 | popularity not rated yet | comments 0 | with audio podcast