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Science News Archive June 2012 - Page 22


Page 22 of 29

In a post-hoc analysis, elderly patients with type 2 diabetes experienced less hypoglycemia and similar blood sugar reductions with JANUVIA compared to sulfonylurea

In a post-hoc analysis, elderly patients with type 2 diabetes treated with JANUVIA achieved similar blood sugar reductions as those treated with a sulfonylurea. Notably, patients taking JANUVIA experienced significantly less hypoglycemia, with an incidence of 6.2% compared to 28.2% in patients taking a sulfonylurea.

More people staying connected on vacation

A Michigan State University study reveals that easy online access and personal devices have made the digital divide disappear during vacations. People are using their phones to plan, check weather forecasts, and access local information, showing a significant shift in how travelers use technology on holiday.

SourceMichigan State University·JournalAnnals of Tourism Research·DateJun 8, 2012

Smoking negatively affects response to anti-TNF treatment in patients with rheumatoid arthritis

A new study found that smoking significantly affects the response to anti-TNF treatment in patients with rheumatoid arthritis, as measured by disease activity scores and clinical indices. Smoking cessation strategies may help maximize treatment effectiveness and improve quality of life for these patients.

SourceEuropean Alliance of Associations for Rheumatology (EULAR)·JournalAnnals of the Rheumatic Diseases·DateJun 8, 2012

WSU study finds overwhelming evidence of hidden heart disease in hypertensive African-Americans

A Wayne State University School of Medicine study found that 90.7% of patients with hypertension also had hidden heart disease, emphasizing the need for early detection and treatment. The study's results have significant implications for preventing cardiovascular disease in high-risk populations.

Sleepy medical staff run increased risks of accidents driving home after a night shift

Researchers found that sleep-deprived medical staff have difficulty controlling speed and maintaining a straight line while driving, particularly in monotonous conditions. The study suggests providing rest opportunities for staff before driving home and implementing safety measures such as taxis and electronic systems to alert drivers.

Lung changes are present in nearly half of ACPA positive RA patients at disease onset

A new study reveals that lung changes are a primary manifestation of rheumatoid arthritis (RA) in ACPA-positive patients. The study found HRCT abnormalities and local production of ACPA in the lungs of patients before RA onset, suggesting site-specific extra-articular changes as the initiating event of the immune response.

SourceEuropean Alliance of Associations for Rheumatology (EULAR)·JournalAnnals of the Rheumatic Diseases·DateJun 8, 2012

Early menopause predicts a milder form of rheumatoid arthritis

A new study published at EULAR 2012 found that patients with early menopause are 50% less likely to develop severe rheumatoid arthritis. The research also revealed a link between hormonal changes and distinct pathways leading to disease progression. Early menopause was associated with a milder form of the chronic inflammatory disease.

SourceEuropean Alliance of Associations for Rheumatology (EULAR)·JournalAnnals of the Rheumatic Diseases·DateJun 8, 2012

Immune system 'circuitry' that kills malaria in mosquitoes identified

Researchers at Johns Hopkins Bloomberg School of Public Health have identified the function of a series of proteins within the mosquito that transduce a signal to trigger an immune response against the malaria parasite. The study found that manipulating these proteins through genetic engineering can create a malaria-resistant mosquito.

Breaking the limits of classical physics

A new experiment shows that light exhibits both electric and magnetic fields simultaneously, violating classical physics, and demonstrating its quantum mechanical nature. The study's findings have implications for understanding the behavior of other systems and developing quantum computers.

SourceUniversity of Copenhagen·JournalPhysical Review Letters·DateJun 7, 2012

HIV superinfection in Uganda may be more common than previously thought, study finds

A new study in Uganda found that HIV superinfection may be more common than previously thought, occurring at a rate comparable to the annual incidence of new HIV infections. The research suggests that post-test counseling should emphasize the risk of superinfection and its implications for public health strategies.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalThe Journal of Infectious Diseases·DateJun 7, 2012

Virgin male moths think they're hot when they're not

A University of Utah study found that virgin male moths quickly warm up after smelling female sex attractant, leading to premature takeoff. This behavior may compromise flight power and reduce chances of reaching females. Researchers are studying how odors influence moth behavior, which is critical for understanding insect biology.

SourceUniversity of Utah·JournalJournal of Experimental Biology·DateJun 7, 2012

Vampire jumping spiders identify victims by their antennae

Researchers discovered that vampire jumping spiders prefer female mosquitoes with blood-fed abdomens over other insects due to their distinctive antennae. The spiders can identify the females by their antennae even when they are too small to be seen, and this unique ability may play a crucial role in their prey classification process.

SourceThe Company of Biologists·JournalJournal of Experimental Biology·DateJun 7, 2012

'Nanocable' could be big boon for energy storage

Researchers at Rice University have created a tiny coaxial cable that is about a thousand times smaller than a human hair and has higher capacitance than previously reported microcapacitors. The nanocable, made with carbon and copper, could be used to build next-generation energy-storage systems.

SourceRice University·JournalNature Communications·DateJun 7, 2012