Brightsurf Science News & Current Events

March 01, 2009
Dog bites a particular threat to young children, especially as temperatures rise
Young children are especially vulnerable to severe dog bites in the head and neck areas, and there is a correlation between cases of dog bites and rising temperatures, according to new research published in the March 2009 issue of Otolaryngology -- Head and Neck Surgery.

Childhood sleep problems persisting through adolescence may affect cognitive abilities
A study in the March 1 issue of the journal Sleep suggests that it is the rate of change in sleep problems across development, rather than the initial level of sleep problems, that may affect cognitive abilities in late adolescence.

What makes C-Diff superbug deadly?
Loyola researchers identify what Clostridium difficile toxin causes disease in humans.

Mount Sinai Hospital researcher makes stem cell breakthrough
In a study to be released on March 1, 2009, Mount Sinai Hospital's Dr.

School-based intervention is a promising model for improving adolescent sleep habits
A study in the March 1 issue of the journal Sleep shows that a school-based sleep intervention is a promising model for addressing adolescent sleep problems, given its high retention rate, cost-effectiveness and potential for promoting healthy sleep knowledge and practice.

New origin found for a critical immune response
An immune system response that is critical to the first stages of fighting off viruses and harmful bacteria comes from an entirely different direction than most scientists had thought, according to a finding by researchers at the Duke University Medical Center.

Study reveals fire-related deaths are a leading cause of death in young women in India
Fire-related deaths in India are a major public-health problem and a leading cause of death in young women requiring urgent intervention.

Patients with GI bleeding admitted on the weekend have higher death rate
Previous studies have raised questions regarding differences in quality of care for patients hospitalized on a weekend compared to weekdays.

Underlying sleep problem linked to attention deficit/hyperactivity disorder in children
A study in the March 1 issue of the journal Sleep suggests the presence of an intrinsic sleep problem specific to attention deficit/hyperactivity disorder and supports the idea that children with ADHD may be chronically sleep deprived and have abnormal REM sleep.

Many middle-aged and older Americans not getting adequate nutrition
As older adults tend to reduce their food intake as they age, there is concern that deficits in micronutrients lead to medical problems.

Vitamin A signals offer clues to treating autoimmunity
Dendritic cells, the microbe-sensing alarms of the immune system, can send out a

Vegetable-based drug could inhibit melanoma
Compounds extracted from green vegetables such as broccoli and cabbage could be a potent drug against melanoma, according to cancer researchers.

Alcohol types and socioeconomic status are associated with Barrett's esophagus risk
Although the relationship between alcohol and esophageal squamous cell carcinoma is well established, studies investigating the association between alcohol intake and reflux esophagitis, Barrett's esophagus (BE) and esophageal adenocarcinoma have reported inconsistent findings.
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