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Peer group pressure influences ethnic/racial prejudice in children

Children's tendency to show ethnic/racial prejudice is greater when their friends exclude individuals on the basis of race and when their peer groups felt threatened by outsiders, finds a new study published in the May/June issue of the journal Child Development.

17 May 2005

Being a popular child has a downside

Although being popular is a primary goal for many teenagers--and their parents--a new study published in the May/June 2005 issue of the journal Child Development finds that popularity itself has a downside.

17 May 2005

Children understand the emotional benefits of following the rules

Want to get your child to wear a bike helmet, quit playing in the street, and stop teasing her little brother? Try showing her how much pleasure you get from following the rules.

17 May 2005

Multi-tasking skills develops late in adolescence

Parents of teenagers frustrated by their children's inability to focus on more than one thing at a time can take hope: a new study from researchers at the University of Minnesota in Minneapolis finds behavioral evidence that the part of the brain responsible for the ability to multi-task continues to develop until late adolescence.

17 May 2005

Children of imprisoned mothers generally have insecure relationships with their mothers and caregivers

Children of imprisoned mothers generally have insecure relationships with their mothers and caregivers, according to a new study published in the May/June issue of the journal Child Development. However, the children were more likely to have secure relationships with their caregivers if they were living in a stable environment.

17 May 2005

Genetic factors appear to influence individual differences in language development among children

The study, which also found that environmental influences on children's language development were unique to the individual, not the shared environment, was published in the May/June issue of the journal Child Development.

17 May 2005

Children's goals change significantly if they face obstacles to resolving a conflict on a first or second try

Although they may only look like they're arguing over a video game, when children conflict with their peers they are often trying to achieve a wide variety of goals.

17 May 2005

The Gates Foundation approach to the world's health problems has its critics

A recent article in The Lancet criticized the premise that a Grand Challenge to scientific and technological know-how is the best route to combating malaria, HIV/AIDS, tuberculosis and other diseases that kills millions of people each year.

16 May 2005

Antibody combined with cancer drug shows promise against breast tumors

An antibody that targets the blood vessels nourishing tumors significantly reduced breast cancer formation and growth in mice when combined with a current cancer drug, according to researchers at UT Southwestern Medical Center.

16 May 2005

Deletion on chromosome 11q may guide decision to use chemotherapy for neuroblastoma

When genes are deleted on a particular section of chromosome 11, the result is an aggressive form of the childhood cancer neuroblastoma. A new study suggests that detecting this genetic deletion during the initial evaluation of children with neuroblastoma may indicate to physicians that they should recommend a more aggressive regimen of chemotherapy to fight the cancer.

16 May 2005

Drugs that block the enzyme Odc prevent the onset of cancers

The drug DFMO prevents cancer in laboratory models of lymphoma but fails to kill existing cancerous cells that have lost the ability to self-destruct, according to investigators at St. Jude Children's Research Hospital.

16 May 2005

Statin chemoprevention with minimal surveillance could prevent 96 percent of colon cancers

Ulcerative colitis affects about one out of every 2,000 Americans, and after living with the disease for 30 years, nearly 22 percent of those people will develop colon cancer.

16 May 2005

Valium puts humans and amoeba to sleep

Biologists at University of California, San Diego (UCSD) have discovered that the popular sedative Valium has similar effects on the social amoeba Dictyostelium discoideum as it does in humans. Their surprising finding that Valium, as well as a "natural Valium" molecule found in human brains, causes the social amoeba to enter a dormant or "sleep" phase, may provide new insights into how cells in higher organisms, including humans, communicate with each other.

16 May 2005

Identifying high-risk prostate cancer means more prudent treatment decisions

While prostate cancer is a very common diagnosis, it is a deadly disease in relatively few men. One in 6 men will develop prostate cancer during his lifetime. However, of these, only one in 10 cases will be life-threatening.

16 May 2005

Scientists discover how excess body fat can lead to the onset of diabetes

One out of 12 people in the western world suffers from type 2 (adult onset) diabetes. Worldwide, 150 million people are diabetic and their numbers are expected to double in the next 20 years, a result of the growing obesity epidemic. Yet, the reasons for the strong correlation between excess body fat and diabetes have been puzzling researchers.

16 May 2005

Association between maternal exposure to toxoplasmosis and increased risk for developing schizophrenia

Toxoplasmosis is a parasitic infection that can develop from eating undercooked meat and unwashed fruits and vegetables, drinking contaminated water, or not washing one's hands after gardening or changing cat litter boxes. Researchers found a potential link between high maternal toxoplasmosis gondii antibody titers and development of schizophrenia spectrum disorders in the adult offspring.

16 May 2005

High-risk for melanoma patients no more likely to take proper precautions in the sun

Those considered high-risk for melanoma--the most dangerous form of skin cancer--are no more likely to sunbathe protected than those who are unaware of their risk, according to a new study conducted by McGill University Health Centre (MUHC) researchers.

16 May 2005

Improvements in critical care decrease risk of post-injury multiple organ failure

Improvements in critical care and decreased use of blood transfusions over the course of the last decade are associated with decreases in the rate, severity and risk of death from post-injury multiple organ failure, according to a study in the May issue of Archives of Surgery.

16 May 2005

Survival rates higher for children receiving living donor liver transplant

Children who undergo liver transplantation have better survival rates with living donor liver transplant graft than with deceased donor organ transplant, although factors other than the type of graft also are important, according to a study in the May issue of Archives of Surgery.

16 May 2005

Increased levels of estrogen that occur during pregnancy may be associated with improvement in psoriasis

Anecdotal reports have suggested that psoriasis tends to improve during pregnancy, according to background information in the article. The current study investigated prospectively how psoriasis fluctuates in pregnancy and correlated progesterone and estrogen levels in pregnancy with psoriatic change.

16 May 2005

Medical News

Peer group pressure influences ethnic/racial prejudice in children

Being a popular child has a downside

Children understand the emotional benefits of following the rules

Multi-tasking skills develops late in adolescence

Children of imprisoned mothers generally have insecure relationships with their mothers and caregivers

Genetic factors appear to influence individual differences in language development among children

Children's goals change significantly if they face obstacles to resolving a conflict on a first or second try

The Gates Foundation approach to the world's health problems has its critics

Antibody combined with cancer drug shows promise against breast tumors

Deletion on chromosome 11q may guide decision to use chemotherapy for neuroblastoma

Drugs that block the enzyme Odc prevent the onset of cancers

Statin chemoprevention with minimal surveillance could prevent 96 percent of colon cancers

Valium puts humans and amoeba to sleep

Identifying high-risk prostate cancer means more prudent treatment decisions

Scientists discover how excess body fat can lead to the onset of diabetes

Association between maternal exposure to toxoplasmosis and increased risk for developing schizophrenia

High-risk for melanoma patients no more likely to take proper precautions in the sun

Improvements in critical care decrease risk of post-injury multiple organ failure

Survival rates higher for children receiving living donor liver transplant

Increased levels of estrogen that occur during pregnancy may be associated with improvement in psoriasis

How can microdialysis benefit drug development

Global and Local Efforts to Take Action Against Hepatitis

Addressing Important Cardiac Biology Questions with Shotgun Top-Down Proteomics

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