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Science News Archive June 2008


Page 13 of 21

Low thyroid function common in chronic kidney disease

A study found that CKD patients have mild reductions in thyroid function, which may be a risk factor for cardiovascular disease and progressive kidney disease. The prevalence of subclinical hypothyroidism increased with declining kidney function.

Designing microchips that contain multiple selves

Researchers design integrated circuits that can assume multiple identities, providing a powerful security mechanism for digital rights management tasks. The technology enables diverse applications, including device optimization and content metering, with low overhead costs.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Disturbed rest, activity linked to mortality in older men

A study of 3,000 older men found that disrupted rest and activity biological rhythms were associated with a higher risk of death. Men with more robust rest/activity rhythms had lower mortality rates, highlighting the importance of regular sleep routines for health and longevity in older adults.

Maternal malaria researcher wins prestigious international prize

Maternal malaria researcher Professor François Nosten has won a prestigious international prize for his groundbreaking work on treating infections in pregnant women. His research has led to a revision of guidelines and improved treatment options for millions of people worldwide.

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.

Save $1 billion and 800 lives

A new report by CAMH estimates that implementing six interventions would result in cost savings of about $1 billion per year, saving close to 26,000 years of life lost due to premature death. Brief interventions were the most effective measure to avoid other alcohol-attributable criminal activities.

Need microRNA processing? Get Smad

Researchers at Tufts University have found that Smad proteins control the processing of a subset of microRNA, including miR-21. This discovery reveals a new role of Smad proteins in regulating microRNA processing, which is a contributing factor in cardiovascular disorders and cancer.

Lupus more severe in patients with southern European ancestry

A new study reveals that patients with higher percentages of southern European ancestry are more likely to experience severe Systemic Lupus Erythematosus (SLE) manifestations, including nephritis and increased autoantibody levels. This association was found to be inversely related to northern European ancestry.

Apple iPhone 17 Pro

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

Vitamin D: New way to treat heart failure?

Researchers at Michigan Medicine found that activated vitamin D treatments can prevent heart muscle cells from growing bigger and reduce contractions associated with heart failure. The study's results suggest a new way to treat heart failure and provide hope for people affected by the condition.

Pharmaceutical study: Less hemorrhaging after stroke, but not fewer deaths

A new study published in the New England Journal of Medicine found that coagulation factor VIIa can reduce cerebral hemorrhage size, but does not prevent long-term mortality or severe impairment. The study showed that patients with smaller hemorrhages and certain age restrictions may benefit from treatment.

Diamonds reveal deep source of platinum deposits

Researchers from Carnegie Institution and University of Cape Town used diamonds to trace origin of platinum deposits, suggesting ancient parts of mantle beneath African continent as source. The study's findings may lead to better exploration models and strategies for similar ore deposits.

Normal sleep linked to successful aging

A study of 2,226 women aged 60 found that fewer complaints of sleep maintenance insomnia and less daytime napping were associated with successful aging. The research highlights the importance of good sleep for healthy aging, suggesting healthcare professionals should prioritize sleep improvement.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

1 out of 4 obese school-aged children suffers metabolic syndrome

According to a study by the University of Granada, one out of every four obese school-aged children develops metabolic syndrome. The syndrome, typically associated with adults over 40, is caused by child obesity and can lead to arterial hypertension, insulin resistance, and type two diabetes.

AGU Journal Highlights -- June 11, 2008

A study finds that east Siberia's permafrost contains 500 Gt of frozen carbon deposits susceptible to disturbances from climate warming. The permafrost's irreversible thawing could release 2-2.8 Gt of carbon into the atmosphere annually between 2300 and 2400, transforming 74% of the initial carbon stock.

Woolly-mammoth gene study changes extinction theory

A large genetic study of the extinct woolly mammoth has revealed that it did not have much genetic diversity and was split into two groups. The discovery rules out human hunting as a contributing factor to its extinction, instead pointing to climate change and disease.

Vitamin supplement little more than 'snake oil'

Research in BMC Pharmacology disproves the false claims surrounding benfotiamine, a synthetic derivative of thiamine, and its supposed benefits. The study reveals that benfotiamine is not more physiologically active or easily absorbed by the body than other precursors.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

New research shows room for improvement in health news

Research reveals inaccurate or incomplete information about CAM in Australian media, highlighting the need for clearer communication between scientists and journalists. The study's findings emphasize the importance of accurate, unbiased, and complete health news reports to influence public behavior.

£2.8million study to combat global food poverty

The Human Health and Food Security Research Programme aims to improve the nutritional value of African crops while minimizing environmental damage. The programme, funded by £2.8 million, will enhance research capacity in Sub-Saharan Africa and develop partnerships with African universities and institutes.

NASA'S GLAST launch successful

NASA's GLAST mission was launched successfully aboard a Delta II rocket from Cape Canaveral Air Force Station in Florida. The observatory is now on-orbit, with all systems operating as planned.

Taking the temperature of the no-fly zone

A new study reveals that fruitflies have four large heat-responsive neurons in their brain, which help them detect and avoid temperatures just above their preferred level. This discovery sheds light on the mechanisms of neural circuits that drive animals to select a preferred temperature.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Mechanism explains link between apolipoprotein E and Alzheimer's disease

Researchers have discovered that apolipoprotein E enhances the degradation of amyloid beta protein in the brain, which may lead to a powerful new treatment for Alzheimer's disease. The study found that activating liver X receptors increases lipidated ApoE levels, resulting in reduced A? plaque levels and improved memory.

Are overconfident CEOs born or made? asks Management Insights study

A study by Matthew T. Billett and Yiming Qian found that CEOs who exhibit self-attribution bias tend to overcredit their role in successful deals and underestimate the impact of luck, leading to more value-destructive acquisitions. The authors advise CEOs to be cautious and boards to ensure proposed deals are judged on their own merits.

Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Moderate exercise can improve the sleep quality of insomnia patients

A study found that moderate aerobic exercise reduces sleep onset latency and wake time, increasing total sleep time and efficiency, while decreasing anxiety state in insomnia patients. This breakthrough suggests a non-medication approach to treating insomnia, improving quality of life for millions worldwide.

'Saucy' software update finds symmetries dramatically faster

Researchers developed an algorithm that finds symmetries in equations, speeding up solutions to fundamental computer science problems. The new method can capture millions of symmetries in under a half-second, whereas previous methods took days or minutes.

Primary snoring in children impacts cardiovascular functioning

A study by Angela Jackman and colleagues found significant differences in heart rate and heart rate variability among children with primary snoring compared to controls. The results suggest that primary snoring may impact cardiovascular functioning equivalent to that of moderate obstructive sleep apnea.

Search engine branding to be examined by researcher

A researcher at Penn State is examining how users choose a search engine, evaluate its performance, and react to individual results. The study aims to build a multi-layer model of branding in search engine selection and final web page evaluation.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Dr. Anthony S. Fauci to receive Presidential Medal of Freedom

Dr. Anthony S. Fauci, director of NIAID, will be honored with the Presidential Medal of Freedom for his decades-long work on HIV/AIDS research and treatment. The award recognizes his efforts to advance human knowledge and bring hope and healing to millions worldwide.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

3 sequencing companies join 1000 Genomes Project

Three biotech companies, 454 Life Sciences, Applied Biosystems, and Illumina Inc., will contribute to the 1000 Genomes Project by sequencing hundreds of human DNA samples. The project aims to create the most detailed map of human genetic variation for medical research.

A self-help program delivered online can improve insomnia in adults

A study by Lee Ritterband found that an online cognitive behavioral intervention for insomnia improved sleep efficiency and reduced symptoms of insomnia in adults. The six-week program led to significant improvements in sleep quality, with participants increasing their total sleep time by 80 minutes.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Memory loss linked to common sleep disorder

Researchers at UCLA have discovered a link between sleep apnea and memory loss, finding nearly 20% smaller mammillary bodies in patients with the disorder. This suggests a long-lasting brain injury from repeated drops in oxygen, leading to cell death and inflammation.

Latest research on allergies: Specific immunotherapy can help

Recent studies suggest that specific immunotherapy can be an effective treatment for allergies, reducing symptoms and adverse reactions. The Institute also found that certain measures, such as quitting smoking and taking probiotics during pregnancy, may help prevent allergies in children.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Rocky water source

Researchers propose using oil and gas flare-off energy to release water from gypsum deposits, creating a vast source of clean drinking water. The process has been successfully tested and could solve the water shortage problem in dry areas, enabling irrigation and fertility improvement.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Disturbed sleep is prevalent in widowed seniors

A study of 28 spousally bereaved seniors found significant sleep disruption, with grief-related differences in alertness and reduced daytime regularity. The research highlights the importance of maintaining good sleep hygiene to mitigate the negative effects of disturbed sleep on mental health.

Women, Mexican-Americans at higher risk of ruptured brain aneurysm

A new study from the University of Michigan Stroke Program reveals that women and Mexican-Americans are at a higher risk of suffering a type of stroke related to a ruptured brain aneurysm. Women had a 74% greater chance, while Mexican-Americans had a 67% greater chance, compared to non-Hispanic white men.

Study finds new properties in non-magnetic materials

A Penn State team has shown that non-magnetic materials can have more properties than previously thought, thanks to their unique structure and symmetry. The researchers found that certain non-magnetic materials can exhibit roto second harmonic generation, a property previously associated with magnetic materials.

Researchers reveal insights into hidden world of protein folding

Researchers at Stanford University have made significant progress in understanding how the TRiC molecule folds proteins, a crucial step for cellular health. The study reveals that the TRiC lid opens like an iris, transferring rotation to the interior of the chaperonin, where protein folding occurs.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Link between migranes and sleep disorders in children

Research finds a strong correlation between migraines and sleep disorders in children, including obstructive sleep apnea (OSA) and tooth grinding. Children with migraines are twice as likely to have OSA and experience shorter REM sleep, highlighting the importance of addressing sleep issues in pediatric headache management.

Dartmouth launches network security study

A team of Dartmouth researchers is launching the Dartmouth Internet Security Testbed (DIST) to examine live network activity and develop methods for detecting malicious activity. The project will provide valuable insights into securing wireless networks, improving network security technology and practices for all internet users.