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Study finds gene variant is no strong risk factor for osteoporosis

Variations in a number of different genes and environmental factors affect an individual’s risk for osteoporosis. Several gene variants have been linked to osteoporosis, but few have stood the test of time.

24 Feb 2006

SRY protein explains why men more likely to develop Parkinson's

Scientists at Prince Henry's Institute, Melbourne, and the University of California, Los Angeles, have discovered that SRY, the male protein that forms the testes is also produced in the brain region affected in Parkinson's disease.

24 Feb 2006

Studies examine links between provider characteristics and mortality rates in ovarian cancer

Two studies in the Journal of the National Cancer Institute examine whether hospital volume, surgeon experience, or surgeon specialty affect the treatment received and the risk of death following treatment among women with ovarian cancer.

24 Feb 2006

New report suggests promising strategies to preserve brain health as people grow older

With the rapid aging of the population, the National Institutes of Health (NIH) is intensifying the search for strategies to preserve brain health as people grow older.

24 Feb 2006

We may learn best on an empty stomach!

Researchers at Yale School of Medicine have found evidence that a hormone produced in the stomach directly stimulates the higher brain functions of spatial learning and memory development.

23 Feb 2006

Surname prediction from DNA alone may be feasible

By comparing the DNA of 150 pairs of men who share British surnames, researchers have shown that about a quarter of pairs are linked genetically.

23 Feb 2006

SRY gene directly controls neuronal function in the brain

Shaped by much previous research, the prevailing view regarding sex-specific differences in the brain is that they are caused by circulating sex hormones, which are generated outside the brain and influence certain aspects of brain development, as well as brain function in adults.

23 Feb 2006

Heart health and lifestyle help seniors maintain brain power

A comprehensive review says heart health risk factors and lifestyle choices, such as exercise, learning new things and staying socially connected, help keep brains healthy as we grow old.

22 Feb 2006

Mutations in H5N1 avian influenza viruses

Several recent media reports have included speculations about the significance of mutations in H5N1 avian influenza viruses. Some reports have suggested that the likelihood of another pandemic may have increased as a result of changes in the virus.

21 Feb 2006

Organic diet for children means less exposure to pesticides

In a new study researchers in the U.S. have shown that organic diets meant that children had less exposure to two common pesticides.

21 Feb 2006

Drug abuse linked to brain hemmorhage in young adults

A fifth of young adults whose blood vessels ruptured inside their brain abused drugs and more than 40 percent had malformed blood vessels, according to a study reported Feb. 17 at the American Stroke Association's International Stroke Conference 2006 in Kissimmee, FL.

20 Feb 2006

Thrill seekers at less risk of Parkinson's disease

According to a new study by British researchers, risk takers stand less chance of getting Parkinson's disease, live longer, and have more friends.

20 Feb 2006

Organic diets lower children's exposure to pesticides

Organic diets lower children's dietary exposure to two common pesticides used in U.S. agricultural production, according to a study by Emory University researcher Chensheng "Alex" Lu, PhD. The substitution of organic food items for children's normal diets substantially decreased the pesticide concentration to non-detectable levels.

19 Feb 2006

Protein levels predict bone marrow transplant survival

Researchers say that protein levels can predict which bone marrow transplant patients are likely develop a deadly complication a week after the procedure and well before any symptoms occur.

19 Feb 2006

GeneDesign speeds design of artificial pieces of DNA

Johns Hopkins researchers have announced the development of a Web-based, automated computer program that they say greatly simplifies the time-consuming and error-prone process of manually designing artificial pieces of DNA.

17 Feb 2006

Scientists put ehrlichiosis under the genomic spotlight

Ehrlichiosis is no star of science. This emerging disease has an awkward name, vague flu-like symptoms, and a nasty habit of being caused by bacteria that live inside ticks and flatworms.

17 Feb 2006

Protein level predicts who will develop graft vs. host disease after marrow transplant

Researchers could determine one week after a bone marrow transplant which patients were likely to develop a serious and deadly complication, making them candidates for preventive treatment before any symptoms occur.

17 Feb 2006

Purdue biologists visualize protein interaction that may initiate viral infection

Biologists at Purdue University have taken a "snapshot" of a Velcro-like protein on a cell's surface just after it attached to the dengue virus, a linkup thought to initiate the early stages of infection.

16 Feb 2006

Reading problems and behavior problems in boys are intertwined

It's been known for more than a decade that children with reading problems, particularly boys, also tend to have behavior problems, and vice versa. The reason behind the connection, however, remained unclear.

16 Feb 2006

Child's popularity may predict good reading skills

How are you first grader's social skills? If his calendar is jammed with play dates and the phone rings off the hook, say a silent thanks -your child's popularity may predict good reading skills by the third grade. That's the finding from a study published in the January/February 2006 issue of the journal Child Development.

16 Feb 2006