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Medicine & Health news 1234

Scientists reveal key structure from ebola virus

July 09, 2008 | User rating: 4.8 / 5 after 8 vote(s) | No comments yet

Described in the July 10, 2008 issue of the journal Nature, the research reveals the shape of the Ebola virus spike protein, which is necessary for viral entry into human cells, bound to an immune system antibody acting ...


Reprogramming Adult Stem Cells in the Brain

June 30, 2008 | User rating: 4.7 / 5 after 18 vote(s) | No comments yet

In recent years, stem cell researchers have become very adept at manipulating the fate of adult stem cells cultured in the lab. Now, researchers at the Salk Institute for Biological Studies achieved the same ...


New protein that repairs DNA under extreme conditions

June 25, 2008 | User rating: 4.7 / 5 after 7 vote(s) | No comments yet

Mild environmental conditions are a prerequisite for life. Strong acids or dissolved metallic salts in high concentrations are detrimental to both humans and to simpler life forms, such as bacteria. Such conditions ...


Growth hormone's link to starvation may be clue to increasing life span

June 28, 2008 | User rating: 4.7 / 5 after 7 vote(s) | No comments yet

Researchers at UT Southwestern Medical Center have determined that starvation blocks the effects of growth hormone via a mechanism that may have implications in treating diabetes and extending life span.


Researchers show antibody to breast cancer-secreted protein blocks metastasis

July 08, 2008 | User rating: 4.7 / 5 after 7 vote(s) | No comments yet

Scientists at the Kimmel Cancer Center at Thomas Jefferson University in Philadelphia have made a key discovery about the mechanism of breast cancer metastasis, the process by which cancer spreads. Focusing on a gene dubbed ...


Early study reveals promising Alzheimer's disease treatment

July 18, 2008 | User rating: 4.7 / 5 after 10 vote(s) | No comments yet

A drug once approved as an antihistamine in Russia improved thinking processes and ability to function in patients with Alzheimer's disease in a study conducted there, said an expert at Baylor College of Medicine in Houston. ...


New antibiotic beats superbugs at their own game

July 03, 2008 | User rating: 4.7 / 5 after 13 vote(s) | User comments: 1

The problem with antibiotics is that, eventually, bacteria outsmart them and become resistant. But by targeting the gene that confers such resistance, a new drug may be able to finally outwit them. Rockefeller ...


Toxic chemicals found in common scented laundry products, air fresheners

17 hours ago | User rating: 4.7 / 5 after 16 vote(s) | User comments: 8

A University of Washington study of top-selling laundry products and air fresheners found the products emitted dozens of different chemicals. All six products tested gave off at least one chemical regulated as toxic or hazardous ...


Study uncovers how Ritalin works in brain to boost cognition, focus attention

June 24, 2008 | User rating: 4.7 / 5 after 15 vote(s) | User comments: 2

Stimulant medications such as Ritalin have been prescribed for decades to treat attention deficit hyperactivity disorder (ADHD), and their popularity as "cognition enhancers" has recently surged among the healthy, as well


Alzheimer's disease as a case of brake failure?

June 24, 2008 | User rating: 4.7 / 5 after 6 vote(s) | No comments yet

A loss of protein function in neurons may lead to dementia
Rutgers researcher Karl Herrup and colleagues at Case Western Reserve University have discovered that a protein that suppresses cell division in brain ...


Prebiotic potential of almonds

June 27, 2008 | User rating: 4.7 / 5 after 6 vote(s) | User comments: 1

Almonds, as well as being high in vitamin E and other minerals, are also thought to have other health benefits, such as reducing cholesterol. Recently published work by the Institute of Food Research has identified potential ...


Cancer cells revert to normal at specific signal threshold, researchers find

July 01, 2008 | User rating: 4.7 / 5 after 15 vote(s) | User comments: 2

Cancer starts when key cellular signals run amok, driving uncontrolled cell growth. But scientists at the Stanford University School of Medicine report that lowering levels of one cancer signal under a specific threshold ...


New study shows how broccoli helps reduce cancer risk

July 02, 2008 | User rating: 4.7 / 5 after 12 vote(s) | No comments yet

A scientific study published here Wednesday sheds light on why men who eat a lot of broccoli are less likely to develop prostate cancer.


Researchers clarify function of glucose transport molecule

July 03, 2008 | User rating: 4.7 / 5 after 6 vote(s) | No comments yet

Researchers at the David Geffen School of Medicine at UCLA have solved the structure of a class of proteins known as sodium glucose co-transporters (SGLTs), which pump glucose into cells. These transport proteins are used ...


Thin line between desire and dread: Dopamine controls both

July 07, 2008 | User rating: 4.7 / 5 after 6 vote(s) | User comments: 1

The chemical dopamine induces both desire and dread in adjacent regions of the brain, according to new research at the University of Michigan.


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