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Science News for June 5, 2009


Researchers develop the first climate-based model to predict Dengue fever outbreaks

A new climate-based model predicts Dengue fever epidemics up to 40 weeks in advance with 83% accuracy, providing crucial time for public health authorities to mobilize resources. The model can be expanded to include Latin America and the Caribbean, where disease incidence has increased dramatically over the past 25 years.

SourceUniversity of Miami·JournalEnvironmental Research Letters·DateJun 5, 2009

FSU study links 'warrior gene' to gang membership, weapon use

A new FSU study confirms the 'warrior gene' is linked to gang membership and violent behavior in males, while females with the same variant are less likely to engage in such behavior. The study found that males carrying a specific MAOA gene variant were more likely to join gangs and use weapons.

SourceFlorida State University·JournalComprehensive Psychiatry·DateJun 5, 2009
Sony Alpha a7 IV (Body Only)

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Asthma rates and where you live

A study found that Chicago neighborhoods with high community vitality, economic potential, and social capital have lower asthma rates. The research suggests that factors such as poverty, overcrowding, and exposure to air pollution contribute to higher asthma rates in less stable communities.

SourceAnn & Robert H. Lurie Children's Hospital of Chicago·JournalJournal of Allergy and Clinical Immunology·DateJun 5, 2009

NEJM study points to new era in hepatitis C treatment

A Phase IIb clinical trial shows that adding a hepatitis C protease inhibitor called telaprevir to standard therapy can significantly improve the chances of being cured, with a 67% cure rate in patients treated for 24 weeks. The treatment also reduces side effects and treatment duration compared to standard therapy alone.

SourceNewYork-Presbyterian·JournalNew England Journal of Medicine·DateJun 5, 2009
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Hypospadias, a birth defect of the male urethra, is not increasing in New York state

A study by researchers at NewYork-Presbyterian Hospital/Columbia University Medical Center has found no statistically significant increase in hypospadias rates in New York State during the 1992-2005 period, contradicting earlier concerns about environmental chemicals. Maternal age is a significant risk factor for the birth defect.

SourceNew York- Presbyterian Hospital/Columbia University Medical Center·JournalThe Journal of Urology·DateJun 5, 2009

New technique developed to evaluate basketball players

A new technique has been developed to evaluate basketball players' performance, using mathematical models that consider multiple factors such as points scored, rebounds, assists, and relative importance. The results show that certain players excel in specific positions, highlighting the need for more nuanced evaluation methods.

SourceSpanish Foundation for Science and Technology·JournalEuropean Journal of Operational Research·DateJun 5, 2009

Fatigue common after myocardial infarction

Half of myocardial infarction patients report onerous fatigue four months after the event, with depression symptoms also common. Patients' perceptions of their illness play a crucial role in determining prognosis and treatment effectiveness.

SourceUniversity of Gothenburg·JournalJournal of Advanced Nursing·DateJun 5, 2009

Fatty foods -- not empty stomach -- fire up hunger hormone

Research suggests that fatty acids from food, not body-produced fats, activate ghrelin in the stomach, informing the brain about available calories. This new model turns the current understanding of ghrelin on its head and points to a novel enzyme responsible for activation.

SourceUniversity of Cincinnati·JournalNature Medicine·DateJun 5, 2009

Rosiglitazone (Avandia) used in combination therapy for type 2 diabetes does not increase risk of cardiovascular disease or death but increases heart failure, and fractures in women

A study found that rosiglitazone, used in combination with standard diabetes treatments, does not increase cardiovascular disease or death risk but doubles the risk of heart failure and fractures, mainly in women. The study included 4447 patients with type 2 diabetes.

SourceThe Lancet_DELETED·JournalThe Lancet·DateJun 5, 2009
Fluke 87V Industrial Digital Multimeter

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Government of Canada announces funding for research on the H1N1 flu virus

The Government of Canada has funded a national influenza research network to evaluate the safety and effectiveness of pandemic influenza vaccines. The network, led by Dr. Scott Halperin, will provide a pan-Canadian coordinating mechanism for conducting applied public health research on the H1N1 flu virus.

SourceCanadian Institutes of Health Research·DateJun 5, 2009

'Smart' process may boost economics of biofuel production

Researchers at PNNL have developed a one-step process to convert cellulose into a chemical feedstock for fuels and plastics. This simplified method avoids the multi-step approaches currently used in biofuel production, potentially making it more cost-effective.

SourceDOE/Pacific Northwest National Laboratory·DateJun 5, 2009

Geography and history shape genetic differences in humans

A new study suggests that genetic variations in humans are more closely tied to geographical and historical factors than previously thought. The research found that gene variants tend to be distributed throughout the world in patterns reflecting ancient population movements and other aspects of population history.

SourcePLOS·JournalPLOS Genetics·DateJun 5, 2009

If at first you don't succeed, let the search engine try

A Penn State researcher analyzed nearly 1 million Web searches to detect patterns of query reformulation and create models to predict them. The research found that users reformulated their search terms in 22% of queries to more precisely convey the information they were searching for.

SourcePenn State·JournalJournal of the American Society for Information Science and Technology·DateJun 5, 2009
Creality K1 Max 3D Printer

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