News tagged with circulation system


Metastasis stem cells in the blood of breast cancer patients discovered

Individual cancer cells that break away from the original tumor and circulate through the blood stream are considered responsible for the development of metastases. These dreaded secondary tumors are the ...

Cancer created Apr 22, 2013 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Discovery could speed up heart failure and pneumonia diagnosis

(Medical Xpress)—University of Otago researchers have discovered a potential new tool to help doctors in emergency departments quickly and accurately diagnose patients with heart failure and pneumonia.

Diseases, Conditions, Syndromes created Apr 03, 2013 | popularity not rated yet | comments 0

Targeting CPR education in high-risk neighborhoods could save more lives

Targeting CPR education in high-risk neighborhoods could increase the number of bystanders giving CPR and decrease deaths from cardiac arrest, according to a new American Heart Association scientific statement published in ...

Cardiology created Feb 25, 2013 | popularity 4 / 5 (1) | comments 0

New study confirms immune cells are guided by gradients

(Medical Xpress)—A group of researchers in Austria and Switzerland has for the first time proven that immune cells migrate along chemical concentration gradients. This process has long been assumed but ...

Immunology created Jan 18, 2013 | popularity not rated yet | comments 0 | with audio podcast report

Computer simulations of blood flow through mechanical heart valves could pave the way for more individualized prosthetic

Every year, over 300,000 heart valve replacement operations are performed worldwide. Diseased valves are often replaced with mechanical heart valves (MHVs), which cannot yet be designed to suit each patient's ...

Cardiology created Dec 19, 2012 | popularity not rated yet | comments 0

Researchers demonstrate that saliva analysis can reveal decision-making skills

A study conducted by researchers at the University of Granada Group of Neuropsychology and Clinical Psychoneuroimmunology has demonstrated that cortisol levels in saliva are associated with a person's ability to make good ...

Psychology & Psychiatry created Dec 10, 2012 | popularity not rated yet | comments 0

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

New detector for rare cancer cells

(Medical Xpress) -- Researchers in the US have developed a new detector for measuring rare circulating tumor cells (CTCs) in samples of whole blood.

Cancer created Jul 07, 2012 | popularity 4.3 / 5 (3) | comments 0 | with audio podcast report

Gene variant reduces cholesterol by two mechanisms

High levels of low-density lipoprotein (LDL) cholesterol increases the risk for coronary heart disease.

Medical research created Jul 02, 2012 | popularity not rated yet | comments 0

Scientists unlock evolutionary secret of blood vessels

The ability to form closed systems of blood vessels is one of the hallmarks of vertebrate development. Without it, humans would be closer to invertebrates (think mollusks) in design, where blood simply washes through an open ...

Medical research created Feb 21, 2012 | popularity 3.5 / 5 (2) | comments 0 | with audio podcast

Could hypertension drugs help people with Alzheimer's?

Within the next 20 years it is expected the number of people with Alzheimer's disease (AD) will double from its current figure of half a million to one million. A new study has looked at whether certain types of drugs used ...

Alzheimer's disease & dementia created Oct 17, 2011 | popularity not rated yet | comments 0 | with audio podcast

Virus can cause high blood pressure: Chinese study

High blood pressure could be caused by a common virus, according to a study carried out by a team of Chinese doctors which could lead to better treatment for millions of people around the world.

Diseases, Conditions, Syndromes created Aug 15, 2011 | popularity not rated yet | comments 3