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Science News Archive August 2010


Page 12 of 23

CLASS Act analysis reveals America's long-term care future

The CLASS Act has the potential to transform long-term care financing in the US by introducing a voluntary, federally administered insurance program. This program would provide middle-class Americans with the choice to plan ahead for personal care and supportive service needs.

Cow vaccines go vroom

Researchers are developing a new vaccine technology using MHC tetramers to accelerate bovine vaccine creation, promising faster and more accurate development of vaccines for East Coast fever and foot-and-mouth disease. The goal is to provide basic science insights needed for better disease control in developing countries.

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.

The importance of workplace relationships post-retirement

A recent study finds that workplace relationships after retirement are vital for maintaining social interaction and personal ties. Those who retired recently were more likely to keep work-related connections, highlighting the importance of networking throughout life.

Targeted disease campaigns can be detrimental to general health

Researchers from the Antwerp Institute of Tropical Medicine found that targeted disease campaigns often displace basic healthcare services, leaving patients without access to curative care. Only a few health centers with experienced staff were able to integrate campaign work into their daily duties.

Study examines risks, rewards of energy drinks

A study examines the impact of energy drink consumption on athletic performance and body composition, finding that caffeine is a key contributor to performance enhancement, while weight loss benefits are uncertain and may be linked to diminishing returns.

Celestron NexStar 8SE Computerized Telescope

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

Building a bridge with cross-cultural cancer education

A study by University of Wisconsin-Madison researchers found that traditional approaches to cancer education are ineffective for Hmong communities due to cultural differences. The team developed a new strategy based on community-participatory research, which led to a better understanding of the community's needs and perspectives.

New system developed to test and evaluate high-energy laser weapons

Researchers at Georgia Tech Research Institute developed a system to measure high-energy laser beam power and spatial energy distribution. The reusable target board and beam diagnostic system enables simultaneous measurement of power and energy distribution, optimizing lasers for national security.

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.

Why drunk drivers may get behind the wheel

A new study explores the impact of alcohol intoxication on reasoning and problem-solving abilities. Researchers found that executive functions don't recover as quickly as subjective feelings of drunkenness, explaining why many individuals feel they can drive after drinking.

SPF on your plate

A Mediterranean diet high in antioxidants and omega-3 fatty acids has been shown to reduce the damaging effects of UV rays on the skin. Foods such as olive oil, fish, fruits and vegetables can provide essential nutrients to protect against skin cancer, while regular sunscreen applications and protective clothing are also crucial.

Diabetes risk in children increases risk for weak bones

A study of 140 overweight children found that those with signs of poor blood sugar regulation had less bone mass, a measure of bone strength. Higher abdominal fat was linked to lower bone mass and more body fat overall was associated with higher bone mass.

Apple iPhone 17 Pro

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

Mapping this wormy world

The new atlas identifies areas with urgent need for mass treatment and predicts infection risk in data-lacking areas. The Global Atlas of Helminth Infections aims to improve sanitation and health education to control worm infections.

Growing up without sibs doesn't hurt social skills

A study of over 13,000 students found that only children were selected as friends by their peers just as often as those with siblings. The researchers suggest that children learn essential social skills through interactions in school and extracurricular activities.

U-M's efforts to encourage disclosure of medical errors decreased claims

A study published in Annals of Internal Medicine found that the University of Michigan's full disclosure program for medical errors resulted in a significant decrease in new claims, time to resolution, and liability costs. This improvement in transparency and compensation led to reduced malpractice costs and enhanced patient safety.

Arsenic in field runoff linked to poultry litter

Researchers found that fields amended with poultry litter can accumulate significant levels of arsenic, which can then migrate into nearby streams and rivers. The study highlights the importance of controlling point sources of arsenic and suggests management practices to protect local regions from agricultural pollutants.

Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Study sheds light on cancer-causing gene regulation

Researchers at Beth Israel Deaconess Medical Center discovered that the MDM2 oncogene is regulated by a complex signaling pathway involving enzymes CKI and beta-TRCP1. This finding suggests a 'dimmer switch' control mechanism, which could lead to new drug targets for killing tumors.

Telltale signs of bioterror

Researchers at Rice University are developing a genomic test that can quickly determine whether a disease outbreak is caused by a natural pathogen or one engineered in a lab. By studying how bacteria evolve in the lab, they hope to find common patterns that indicate domestication.

Resolving the paradox of the Antarctic sea ice

Researchers find that increasing Antarctic sea ice extent is due to stabilization of the upper ocean by increased precipitation, which reduces melting from both above and below. Climate models predict faster melting in the future, leading to a potential decrease in sea ice extent.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

New understanding of the 'flight-or-fight' response

A new study published in The Journal of General Physiology reveals that HCN channels play a crucial role in regulating heart rate during stress. The research provides insight into the mechanisms behind the 'flight-or-fight' response, offering new understanding of this complex physiological process.

Berkeley study shows ozone and nicotine a bad combination for asthma

A new study by Berkeley Lab researchers reveals that ozone can react with nicotine in secondhand smoke to form ultrafine particles, a potential threat to asthma sufferers. These particles become major components of thirdhand smoke and can carry and deposit harmful organic chemicals deep into the lower respiratory tract.

Health impact of Gulf Coast oil spill hazardous but improving

Health risks from Gulf Coast oil spill include toxic vapors, oil slicks, tar balls, and contaminated seafood posing respiratory problems, skin irritation, mental health concerns, and neurological impairment. The risk factors are improving as the oil leak has been stopped.

Fluke 87V Industrial Digital Multimeter

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

Presidential election outcomes directly influence suicide rates

A new study finds that presidential election outcomes directly influence suicide rates among voters. In states where the majority supported the winner, suicide rates decreased, but more dramatically in states where the majority supported the loser, with a 4.6% lower rate for males and 5.3% for females.

Involuntary childlessness more detrimental than originally thought

A University of Gothenburg study reveals that involuntary childlessness has a significant negative impact on quality-of-life and wellbeing for both men and women who have undergone failed IVF treatment. Men often feel frustrated by unknown causes of infertility, while women experience bereavement-like emotions.

Gallbladder cancer may be linked to estrogens, says UH team

A study by the University of Houston team suggests that higher exposure to estrogens may be connected to gallbladder cancer. The research found that eliminating estrogens prevents tumor development in a specific animal model, leading to potential new drugs and understanding individual risks.

Mayo's 'smart' adult stem cells repair hearts

Researchers demonstrate that rationally guided human adult stem cells can effectively heal, repair, and regenerate damaged heart tissue. The study shows improved heart function recovery, reduced scars, and increased survival rate in mouse models with heart failure.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Detecting depression in caretakers of mentally ill adults

A diagnostic test of eight short questions can detect depressive thinking patterns in women who care for an adult family member with a serious mental illness. The test has been found valid in different groups and cultures, and its successful completion can lead to prevention of serious depressive illness.

People who cannot escape a system are likely to defend the status quo

A recent study published in Psychological Science discovered that individuals who face restrictions on emigration tend to rationalize their country's system and justify its flaws. This reaction is linked to feelings of system inescapability, particularly among those experiencing poverty.

Scientists reveal new targets for anti-angiogenesis drugs

Researchers discovered that galectin-3 promotes angiogenesis by binding to specific cell-adhesion proteins, suggesting potential therapeutic targets. Targeting the protein with inhibitors significantly reduced angiogenesis in mice, offering new approaches for treating diseases caused by excessive blood vessel growth.

Fittest hepatitis C viruses infect transplanted livers

Researchers found that only a subset of pre-transplant HCV viruses can infect the new liver, with these viruses having mutations in their surface protein that evade the immune response. This discovery may lead to new ways to prevent reinfection after liver transplant.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

UV-B treatment may improve psoriasis and vitamin D levels

A recent study found that narrowband UV-B treatment can increase serum levels of vitamin D in patients with psoriasis while clearing the condition. The study also showed significant improvements in psoriasis severity scores and dermatology-related quality of life.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Study suggests boys and girls not as different as previously thought

A recent study by Michigan State University psychologist Jennifer Watling Neal found that the difference in peer group sizes between boys and girls disappears by the eighth grade. As children get older, their interactions with members of the opposite sex increase, leading to more similar-sized peer groups for both genders.

Nanoscale DNA sequencing could spur revolution in personal health care

A team of researchers at the University of Washington has developed a method for rapid and cost-effective DNA sequencing using nanotechnology, paving the way for personalized medicine. The new technique has the potential to provide detailed genetic information for specific conditions and diseases.

Grant will fund professional development for teachers in Southern California

A $1 million grant from the University of California, Riverside Extension will provide $30,000 professional development grants for teachers in Riverside, Orange, San Diego, and Imperial counties. The grants aim to support sustained professional development, which is increasingly difficult due to budget cuts by California school districts.

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.

August 2010 Lithosphere highlights

This article explores various geological phenomena, including the origin of rhyolites from South Mountain, Pennsylvania, growth faults in the Kaiparowits Basin, Utah, and extension of the Anaconda metamorphic core complex. The studies provide new information on volcanic magmas, tectonic deformation, and Earth's crust behavior.

VCU Massey research finds new link between inflammation and cancer

Researchers at VCU Massey Cancer Center have discovered a new link between chronic inflammation and cancer, highlighting the importance of sphingosine-1-phosphate (S1P) in regulating inflammation. S1P is found to be a missing cofactor required for TRAF2's activity, which controls inflammation and cancer.

Reminding health-care staff to remove catheters reduces infections by half

A study published in Clinical Infectious Diseases found that reminder systems encouraging prompt removal of urinary catheters reduced CAUTIs by 52%. The researchers suggest that low-cost interventions like nurse-empowered catheter stop orders could be effective in reducing infections. Hospitals can implement these strategies to improve...

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.

Rhetoric, framing efforts have little influence in same-sex marriage debate

A study by Indiana University researchers found that beliefs and values held sway over rhetoric in the debate about legalizing same-sex marriage. The findings suggest that framing efforts may have limited impact on public opinion, while emphasizing the importance of addressing key issues related to same-sex families.

Repairing spinal cord injury with manipulated neural stem cells

A team of researchers has developed an approach to repairing spinal cord injuries using manipulated neural stem cells. In a mouse model, the cells were combined with valproic acid and resulted in impressive restoration of hind limb function. Further work is needed to determine if this approach can be used in human patients.

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.

JCI online early table of contents: Aug. 16, 2010

Neural stem cells can repair damaged spinal cords by promoting nerve cell generation, restoring hind limb function in mice. Vitamin D may help prevent allergic bronchopulmonary aspergillosis in cystic fibrosis patients.

SSRIs may pack more punch at the cellular level than believed

Research suggests SSRIs affect more than one cellular process, including phospholipid membranes and vesicle trafficking, in yeast cells. This discovery could lead to new therapies and explain why different people respond differently to the same medication.