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Science News for March 28, 2003


Early flash flood warning system may save lives, property

Researchers at Penn State have developed an early flash flood warning system that can potentially save lives and property by forecasting extreme weather events. The system uses a combination of dynamical and statistical models to identify patterns and anomalies in atmospheric conditions, allowing for three-day advance warnings.

Treatment by an allergy specialist reduces emergency room visits for asthma

A study published in the Journal of Allergy and Clinical Immunology found that allergy specialist care can significantly reduce emergency room visits for asthma. Patients receiving adequate inhaled corticosteroid therapy (at least four canisters per year) and/or allergy specialty care had a lower risk of hospitalization, with 27% showi...

SourceAmerican Academy of Allergy, Asthma & Immunology·JournalJournal of Allergy and Clinical Immunology·DateMar 28, 2003

Fruit fly cells reveal Hedgehog's secrets

Scientists used RNA interference to identify four new genes involved in passing along Hedgehog's signal in fruit fly cells. The study suggests that human versions of these genes may be involved in diseases characteristic of abnormal Hedgehog activity, including birth defects and cancers.

SourceJohns Hopkins Medicine·JournalScience·DateMar 28, 2003