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Science News for December 6, 2009


3 anticoagulant studies may change current medical practice

Recent studies on anticoagulants suggest that aspirin and heparin may not be effective in preventing unexplained, recurrent miscarriages. In contrast, a new study shows that dabigatran etexilate is as safe and effective as warfarin for treating venous thromboembolism.

SourceAmerican Society of Hematology·JournalBlood·DateDec 6, 2009
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Fruit fly neuron can reprogram itself after injury

Researchers have discovered that fruit fly neurons can rebuild themselves after injury, with a structurally and functionally different component replacing the damaged part. The study reveals a dynamic microtubule response, where dendrites convert to axons, offering potential avenues for understanding axon regeneration.

SourceAmerican Society for Cell Biology·DateDec 6, 2009

Inside the chicken brain

Scientists develop a mathematical model of a three-cell microcircuit in a chicken's brain, revealing an elegant compromise between abstraction and complexity. The model reduces the system to one equation with two parameters, shedding light on why it's difficult to understand the brain using traditional methods.

SourceWashington University in St. Louis·JournalPhysical Review E·DateDec 6, 2009

Medroxyprogesterone best treatment for reducing hot flushes in men undergoing hormone therapy for prostate cancer

A randomised trial found that medroxyprogesterone acetate is significantly more effective than venlafaxine at reducing hot flushes in men treated with androgen suppression therapy. Cyproterone acetate was also effective, but medroxyprogesterone is recommended as the standard treatment due to its fewer side effects.

SourceThe Lancet_DELETED·JournalThe Lancet Oncology·DateDec 6, 2009
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

New study finds barriers to pain treatment in children with sickle cell disease

A new study found that only a small percentage of providers prescribe hydroxyurea to eligible children with sickle cell disease due to concerns about future reproductive issues and low patient compliance. Despite its efficacy in preventing pain, many providers prescribe the drug for other complications without sufficient evidence.

SourceMedical College of Wisconsin·DateDec 6, 2009

New drug shows promise for those with clotting disorders: McMaster researcher

A new study by McMaster researcher Sam Schulman found that an oral drug called dabigatran etexilate is as safe and effective as warfarin for treating venous thromboembolism (VTE), a common clotting disorder affecting millions annually. The drug does not require frequent monitoring or dose adjustments, making it a convenient alternative.

SourceMcMaster University·JournalNew England Journal of Medicine·DateDec 6, 2009
Apple iPhone 17 Pro

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

Earth more sensitive to carbon dioxide than previously thought

A new study published in Nature Geoscience suggests that the Earth's temperature is more sensitive to atmospheric carbon dioxide than previously estimated. The research found that including factors like land-ice and vegetation in climate models increases the temperature response to carbon dioxide, indicating a higher sensitivity.

SourceUniversity of Bristol·JournalNature Geoscience·DateDec 6, 2009