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Science News Archive 2010


Page 33 of 283

Apple iPhone 17 Pro

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

Health professionals need to take action on water and sanitation issues

The global burden of disease associated with poor hygiene, sanitation, and water supply is substantial, accounting for nearly 20% of all child deaths worldwide. Four papers in the PLOS Medicine series highlight the need for urgent action to improve access to safe drinking water, sanitation facilities, and hand-washing practices.

Community rallies to fight obesity in Cleveland's urban youth

The seven-year project aims to reduce obesity and high blood pressure by increasing physical activity, healthy eating, sleep, and stress management in overweight and obese students. It will assess the effectiveness of three behavioral interventions within children's school and community environments.

New treatment to overpower drug resistance in ovarian cancer

Researchers at the Centenary Institute discovered a new death pathway that can break drug resistance in ovarian cancer. The treatment, FTY720, kills ovarian cancer cells through necrosis, making it resistant to relapse. Further clinical trials are needed to confirm its effectiveness.

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.

Scientists reveal criminal virus spreaders using evolutionary forensics

Researchers used phylogenetic analysis to pinpoint the source of HIV infections in two separate cases, revealing that defendants knowingly spread the virus to multiple partners. The study demonstrates the potential for evolutionary forensics to exonerate falsely accused and convict those responsible.

Most value-added impact from teachers fades within 1 year

A new study found that most teachers' value-added impact on students' math and reading scores decreases rapidly, with 73% of math gains fading within a year. Researchers analyzed data from over 1.3 million student test scores in North Carolina schools.

How do neural stem cells decide what to be -- and when?

Researchers at Duke University Medical Center discovered a novel feedback mechanism controlled by the Zif protein that regulates the balance of brain stem cells. This discovery has implications for understanding neural stem cell self-renewal and may lead to new therapies against brain tumors and diseases.

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.

Embargoed news from Annals of Internal Medicine

Researchers found that hormone therapy has no effect on prostate size in middle-aged men, while a study on presumed consent policies suggests it may increase deceased kidney donation rates but lower living donor rates. Additionally, high co-pay costs are linked to increased prescription abandonment rates, highlighting the need for affo...

New test can screen all deafness genes simultaneously

Researchers developed a comprehensive genetic test that can screen all 54 known deafness-causing genes in one run, costing $2,000. The new OtoSCOPE test offers quicker answers for families anxious to determine treatment options or learn the likelihood of future children having hearing loss.

Time to prepare for climate change

The Himalayan region's glaciers are retreating, but the impacts of climate change will still be felt, with programs integrating health, education, and social organizations needed to address these effects. The report highlights the need for international collaboration to gather more information on glacier ice balance.

'Magic number' 695 opens up new areas for Alzheimer's research

A new study reveals that APP695 is the primary source of amyloid-beta peptide, a toxic compound contributing to Alzheimer's disease. This discovery enables researchers to target their work more precisely, potentially leading to a better understanding and treatment of the disease.

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.

New standard proposed for supercomputing

The Graph500 test aims to measure a computer's ability to analyze large graph-based structures, which are increasingly used in biological, social, and security problems. The test is designed to influence computer makers to build computers with the architecture needed to handle these complex applications.

Passive smokers at increased risk of hearing loss

Non-smokers exposed to tobacco smoke are at risk of hearing loss, with men and older individuals more likely to experience high-frequency hearing loss. Even low levels of passive smoking can continue the progression of hearing loss in former smokers.

Brain size and a trip to Disneyland

A new study suggests that human creativity may have evolved as a way for parents to bond with their children, passing on cultural knowledge and traditions. This theory challenges the idea that creativity emerged from courtship behaviors, proposing instead that it arose from parental influences.

Preservative-free nasal spray appears safe, remains sterile

A preservative-free, acidified nasal spray was found to be safe and effective at maintaining sterility in a small-scale study. The researchers evaluated the spray's impact on symptoms and microbial growth, finding no significant differences between the preservative-free and preservative-containing options.

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.

Robotic-assisted surgery appears safe for complicated pancreatic procedures

A study involving 30 patients found that robotic-assisted surgery can be performed safely with minimal blood loss and no significant long-term complications. The surgeries took an average of 512 minutes, but the rates of postoperative deaths, fistulas, and complications were comparable to those in open procedures.

American College of Medical Informatics inducts 8 Fellows

The American College of Medical Informatics (ACMI) has inducted eight new Fellows, who have made substantial and sustained contributions to the field of medical informatics. The incoming ACMI President, Jim Cimino, welcomed the new Fellows, praising their expertise in clinical practice, medical research, education, and patient care.

Stem cell patch may result in improved function following heart attack

Researchers at the University of Cincinnati have developed a stem cell-infused patch that promotes cell migration to damaged cardiac tissue following a heart attack, resulting in improved function. The patch combines cardiomyocytes, endothelial cells, and embryonic fibroblasts to enhance regeneration of heart tissues.

NSU researcher makes breakthrough discovery to curb heart failure

A Nova Southeastern University researcher has discovered a novel method using gene therapy to block beta-arrestin 1, a protein that contributes to heart failure. The approach aims to reduce the severity of heart failure by targeting the increase of aldosterone production in the body.

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.

Use of omega-3 does not appear to reduce recurrence of atrial fibrillation

A randomized trial with over 600 patients found that high-dose prescription omega-3 did not reduce the recurrence of atrial fibrillation. The treatment had no significant impact on the rate of symptomatic AF or flutter events in either group, suggesting that previous findings may be due to small sample sizes.

Celestron NexStar 8SE Computerized Telescope

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

'Space-time cloak' to conceal events revealed in new study

Researchers from Imperial College London have developed a space-time cloak that can conceal events, making it theoretically possible for objects to move undetected. The cloak exploits metamaterials to create undetectable blind spots in light or sound waves.

Is heart disease genetic destiny or lifestyle?

A new study reveals that adopting a healthy lifestyle in young adulthood can significantly reduce the risk of heart disease in middle age. The five key behaviors include not smoking, low or no alcohol intake, weight control, physical activity, and a healthy diet. In contrast, genetics play a smaller role in determining cardiovascular h...

Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Reducing salt in teen diet could have big impact on future health

Researchers found that cutting back on salt in teenagers' diets by just one-half teaspoon per day could reduce the number of young adults with high blood pressure by 44-63 percent. Lowering dietary salt can also have numerous benefits, including reducing incidents of coronary heart disease and strokes.

The color of medicine

A survey of over-the-counter medication users found that red and pink tablets are preferred due to their aesthetic appeal. The study suggests that the color of a pill can boost compliance and improve outcomes, and recommends considering aesthetics in pharmaceutical formulation.

Hemostatic drug less effective than originally predicted

A systematic review of recombinant activated factor 7 (rFVIIa) use in patients without hemophilia found uncertain benefits and potential risks. The review suggests that the drug's use should be restricted to clinical trials due to its limited effectiveness.

Guiltless gluttony: Misleading size labels lead to overeating

Researchers found that inconsistent portion sizes contribute to people's uncertainty about eating appropriate amounts, leading to 'guiltless gluttony'. This effect is more pronounced when consumers are less concerned with accurate nutrition intake or have limited cognitive resources.

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.

Patients find computer imaging before rhinoplasty moderately accurate, useful

A study of 38 patients who underwent primary or revision rhinoplasty found that computer imaging was moderately accurate in predicting the final result. Patients valued its inclusion in the preoperative consultation, citing improved communication with surgeons and better understanding of the surgery. The accuracy of the images varied b...

Where did you get those eyes and that brain?

A family history of Alzheimer's disease significantly increases the risk for developing the disorder, with a new study suggesting that which parent has the disease is crucial. Researchers found altered levels of amyloid and oxidative stress proteins in adult children of mothers with Alzheimer's, increasing their risk.

Monday news tips, Nov. 15, 2010

Researchers found that people taking anti-clotting medication often unaware of dangers of taking herbal supplements, posing a risk to patient safety. Overweight black teenagers are at high risk for cardiovascular disease due to non-traditional risk factors such as insulin resistance and family history of heart attack.

Study seeks new way to enhance neuron repair in spinal cord injury

Scientists identify specific receptors, TLR-2 and dectin-1, that can be targeted to stop damage while promoting nerve cell growth after a spinal cord injury. An experimental compound was found to activate the TLR-2 receptor alone, enhancing axon growth without causing cell death.

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.

Does the wisdom of crowds prevail when betting on football?

A new study found that football bettors often favor favorite teams over underdogs, despite point spreads intended to reflect crowd wisdom. The researchers suggest a method to improve predictions: asking people to estimate point differentials instead of making choices against spreads.

When video games get problematic so do smoking, drug use and aggression

A new study by Yale University researchers found that gaming is associated with lower odds of smoking regularly in boys, but links to getting into serious fights and carrying a weapon to school in girls. Problematic gaming is also linked to regular cigarette smoking, drug use, depression and serious fights in both boys and girls.

ASU's Public Health Law Network awarded national grant

The ASU Public Health Law Network - Western Region has received a national grant to create a public health legal training curriculum and exercises. The curriculum will help state and local public health officials, legal counsel, and emergency managers prepare for emergencies by enhancing their understanding of the essential role of law.

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.

Some kids with spinal cord injury may be overlooked for walking rehabilitation

Researchers at the University of Florida discover that some children with spinal cord injuries may not regain movement after traditional assessments. However, through locomotor training, these children were able to improve their walking ability and trunk control, highlighting a potential new approach for rehabilitation.

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.

Researchers 'grow Rett syndrome' in a Petri dish

A team of researchers has developed a human cell-based model of Rett syndrome, overcoming the main limitation of accessing live neurons from patients. The study provides evidence of functional rescue using human cells and opens up new avenues for drug development and high-throughput screening.

Oxytocin medication often unnecessary in normal deliveries

A new study from the University of Gothenburg found that oxytocin medication is often unnecessary in normal deliveries, particularly for healthy first-time mothers with spontaneous starts of labor. The research, which monitored over 100 women, showed no significant differences between groups in terms of complications or outcomes.

Animal studies suggest new paths to treating depression

Animal studies suggest that the stress response, immune system, and regulation of nerve cell signals may play important roles in depression. The findings highlight the need for new treatment targets and approaches to help those not responding to existing therapies.

More fat around internal organs may mean more complications after liver surgery

A recent study found that patients with more intra-abdominal fat are at higher risk of complications following major liver surgery, including longer hospital stays and increased mortality rates. However, body mass index (BMI) was not associated with these risks, highlighting the importance of using alternative measures to assess obesity.

Meta Quest 3 512GB

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

AAPS and FIP announce 2010 research award winners

The American Association of Pharmaceutical Scientists (AAPS) and the International Pharmaceutical Federation (FIP) presented the following researchers with prestigious awards for their contributions to pharmaceutical sciences: Ho-Leung Fung, Dale E. Wurster, Michael G. Bartlett, Peter A. Crooks, Abu T.M. Serajuddin, Meindert Danhof, Sa...