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Medicine & Health / Research news 1234

New and improved test for West Nile virus in horses

August 20, 2008 | User rating: not rated yet | No comments yet

A new test for West Nile virus in horses that could be modified for use on humans and wildlife may help track the spread of the disease, according to an article in the September issue of the Journal of Medical Microbiology.


Face recognition: nurture not nature

August 20, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet

(PhysOrg.com) -- Researchers have discovered for the first time that our society can influence the way we recognise other people’s faces.


1 sleepless night increases dopamine in the human brain

August 19, 2008 | User rating: 4.6 / 5 after 29 vote(s) | No comments yet

Just one night without sleep can increase the amount of the chemical dopamine in the human brain, according to new imaging research in the August 20 issue of The Journal of Neuroscience. Because drugs that increase ...


Silver is the key to reducing pneumonia associated with breathing tubes

August 19, 2008 | User rating: not rated yet | User comments: 1

People have long prized silver as a precious metal. Now, silver-coated endotracheal tubes are giving critically ill patients another reason to value the lustrous metal. In a study published in the Aug. 20, 2008 issue of the ...


Rifamycin antibiotics attack tuberculosis bacteria with walls, not signals

August 19, 2008 | User rating: not shown ( 4 vote(s) ) | No comments yet

(PhysOrg.com) -- Amid concerns about the rising number of new tuberculosis cases worldwide, researchers led by Rockefeller University’s Seth A. Darst have reexamined and disproved a theory that describes how ...


Efficient technique enables thinking

August 19, 2008 | User rating: 4.8 / 5 after 34 vote(s) | User comments: 1

(PhysOrg.com) -- Nerve cells constantly create new contact points to their neighbouring cells. This is how the basic structure of our brain develops. In adults, new contact makes learning and memory possible. ...


A molecule keeps anxiety down

August 19, 2008 | User rating: 4.7 / 5 after 9 vote(s) | No comments yet

(PhysOrg.com) -- The link between emotions and experiences determines many aspects of our daily life. It allows us to recognize pretty objects or harmful situations. These links are created when nerve cells ...


Stem cell advance may help transfusion supplies

August 19, 2008 | User rating: not rated yet | No comments yet

(AP) -- Scientists say they've found an efficient way to make red blood cells from human embryonic stem cells, a possible step toward making transfusion supplies in the laboratory.


Obesity raises risks of serious digestive health concerns

August 19, 2008 | User rating: not rated yet | No comments yet

The prevalence of obesity and overweight in the United States coupled by the increased risk of gastrointestinal diseases related to obesity raises serious implications for the health of Americans. Several scientific studies ...


Barrow scientists work their magic

August 19, 2008 | User rating: 4.2 / 5 after 9 vote(s) | No comments yet

Two neuroscientists at Barrow Neurological Institute at St. Joseph's Hospital and Medical Center are turning magic tricks into science. Stephen Macknik, Ph.D., director of the Laboratory of Behavioral Neurophysiology; and ...


New study backs angioplasty through the wrist

August 19, 2008 | User rating: 4.3 / 5 after 6 vote(s) | No comments yet

(AP) -- The best path to a clogged heart may be through the wrist. About a million artery-clearing angioplasties are performed in the United States each year, and the usual route is to thread a tube to the heart through ...


Limbs saved by menstrual blood stem cells

August 19, 2008 | User rating: not shown ( 2 vote(s) ) | No comments yet

Cells obtained from menstrual blood, termed 'endometrial regenerative cells' (ERCs) are capable of restoring blood flow in an animal model of advanced peripheral artery disease. A study published today in BioMed Central's ...


Immune response to human embryonic stem cells in mice suggests human therapy may face challenge

August 18, 2008 | User rating: not rated yet | No comments yet

Human embryonic stem cells trigger an immune response in mice, researchers from the Stanford University School of Medicine report. The finding suggests that the effectiveness of human therapies derived from the cells could ...


New method to overcome multiple drug resistant diseases developed by Stanford researchers

August 18, 2008 | User rating: 4.9 / 5 after 8 vote(s) | No comments yet

Many drugs once considered Charles Atlases of the pharmaceutical realm have been reduced to the therapeutic equivalent of 97-pound weaklings as the diseases they once dispatched with ease have developed resistance to them.


Researchers uncover attack mechanism of illness-inducing bacterium

August 18, 2008 | User rating: not rated yet | No comments yet

An infectious ocean-dwelling bacterium found in oysters and other shellfish kills its host's cells by causing them to burst, providing the invader with a nutrient-rich meal, researchers at UT Southwestern Medical Center have ...


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