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Science News Archive October 2010


Page 16 of 25

No quick fix for peripheral artery disease -- repeat hospitalizations

Patients with peripheral artery disease experience high rates of hospitalizations and associated costs, even after initial procedures to clear blockages in leg arteries. Preventive strategies, including healthy lifestyle adoption, may help arrest or stall the progression of the disease.

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.

Percolating a solution to hexavalent chromium

Researchers found that coffee husks can adsorb almost 50 milligrams of hexavalent chromium per gram, with two-thirds of the absorbed chromium recoverable. The use of coffee husks presents a viable and cost-effective part of a waste-management strategy due to their availability, safety in storage, and lack of protein.

Malnutrition increases risk of prolonged hospital stay

Patients admitted with malnutrition or bedridden have a prolonged hospital stay risk, according to a study. Those with lower BMI, nutritional risk and severe diseases face longer stays, with a 65% greater risk compared to non-malnourished patients.

New osteoporosis guidelines: Osteoporosis Canada

The new guidelines, published in CMAJ, focus on identifying and managing fractures and assessing risk. Current data indicate that many fracture patients are not appropriately assessed or treated, highlighting the need for improved management of osteoporosis and fragility fractures.

New studies examine links between XMRV and human disease

Recent studies published in The Journal of Infectious Diseases found evidence supporting a possible link between XMRV and prostate cancer. However, conflicting reports suggest that XMRV is unlikely associated with chronic fatigue syndrome, HIV infection, or hepatitis C virus (HCV) infection.

Apple iPhone 17 Pro

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

Population change: Another influence on climate change

A new study finds that slowing population growth could significantly impact global carbon dioxide emissions, with urbanization and aging playing crucial roles. By mid-century, a slowdown in population growth could account for 16-29% of the emission reductions necessary to keep global temperatures from causing serious impacts.

Brain imaging identifies differences in childhood bipolar disorder, ADHD

Researchers identified distinct brain network abnormalities in children with pediatric bipolar disorder (PBD) and attention deficit hyperactivity disorder (ADHD), with the ADHD group showing more severe dysfunction in working memory circuits. The study suggests that better differentiation between the two disorders could lead to more ac...

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Environmental Science & Technology special issue on environmental policy

This special issue of Environmental Science & Technology explores key topics in environmental policy, including decimating honey bee colonies, carbon capture and storage, and biodiversity. The issue also delves into the origins of environmental issues and how scientists are addressing concerns.

Benefits of planting winter canola examined

Research by USDA scientists found that winter canola can be used to control weeds, supplement animal feed and produce biodiesel. This has encouraged wheat farmers in Okanogan County to diversify their market options and align with USDA's priority of developing new sources of bioenergy.

Rotten experiments help to create picture of our early ancestors

Researchers used rotting fish to understand the decomposition process, shedding light on soft-bodied creatures that existed 500 million years ago. The findings have improved the accuracy of fossil reconstructions, allowing scientists to better place early vertebrates on the evolutionary timeline.

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.

Hope for a new treatment for bone cancer

Researchers are investigating a theory that 'friendly bacteria' can kill bone cancer cells in osteosarcoma. Modifying Salmonella typhimurium to produce molecules that target cancer-causing molecules could lead to a more effective treatment for bone cancer.

Lose the weight, not the potatoes

A 12-week study of 86 overweight participants found that all three groups lost weight when consuming five to seven servings of potatoes per week. The results suggest that potatoes, when prepared in a healthy manner, do not contribute to weight gain and can be part of a weight loss program.

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.

Beyond the Nobel Prize, what's next for graphene?

Two social scientists are studying the pathways to commercialize graphene, examining strategies for research and development and fostering commercialization through external partnerships. The project aims to provide real-time insights into how nanotechnology research moves into early applications, addressing barriers and concerns.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Pediatric hospitalizations for ATV-related injuries more than double

Hospitalizations for ATV injuries among US youth increased by 150% over a nine-year period, with significant increases seen in the South and Midwest. The study found that females ages 15 to 17 experienced the sharpest rise in ATV hospitalizations, despite males having the highest rate.

Getting out of the house after stroke

Researchers are conducting a national study to assess whether a targeted rehabilitation approach can aid stroke patients in leaving their homes more confidently. The study will compare outcomes of volunteer patients receiving the intervention with those not receiving it, aiming to improve physical capabilities and boost confidence.

Diagnosing autism with MRI is 1 step closer

Researchers at the University of Utah Health used MRI to identify areas where the left and right hemispheres of the brains of people with autism do not properly communicate. The study found functional connectivity abnormalities in the entire brain, adding to the understanding of this disorder.

Fluke 87V Industrial Digital Multimeter

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

Giant star goes supernova -- and is smothered by its own dust

Researchers detected a massive star's supernova in 2007, which appeared as a hot dust cloud instead of the typical explosion. The astronomers suspect this was more common early in the universe and may be related to the brightest star system in our galaxy.

Breast-healthy lifestyle worthwhile, URMC study confirms

A study of postmenopausal women found that engaging in a healthy lifestyle reduces breast cancer risk for those with and without a family history. Women who adhered to regular physical activity, maintained a healthy weight, and drank less alcohol had lower rates of invasive breast cancer.

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.

Metabolic status before pregnancy predicts subsequent gestational diabetes

Research suggests that women who develop cardio-metabolic risk factors before pregnancy are more likely to have a subsequent pregnancy with gestational diabetes. The study recommends pre-conception screening for metabolic abnormalities to prevent this condition and its lasting health effects on children.

Canadian leads publishing of first results from Large Hadron Collider

Researchers recreated a miniature event at the universe's origins using Einstein's E=mc2 equation and the Large Hadron Collider. Dr. Andreas Warburton and his team are searching for exotic new particles, which could help complete or contradict the Standard Model of Particle Physics.

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.

Gambling on bacteria

Research by Prof. Eshel Ben-Jacob suggests that bacteria can effectively control 'noise' in their environment and make decisions that benefit the entire colony. Bacteria's group decision-making processes can inform human decision-making, particularly in situations with multiple stakeholders.

Physicists observe electron ejected from atom for first time

Physicists at the University of California, Berkeley and the Max Planck Institute of Quantum Optics successfully observed an electron being ejected from an atom using ultrafast laser pulses. The experiment enabled the capture and photography of valence electrons for the first time, paving the way for better control over high-speed elec...

Nurses critical in assuring health needs of LGBTIQ youth

A Concordia University professor argues that nurses can advocate for better healthcare and services for teenagers who are LGBTIQ, reducing transmission of sexually transmitted infections by discussing safe sex practices. Nurses should be nonjudgmental, tolerant and supportive of LGBTIQ individuals in the clinic and community.

Transfusion rates vary extremely in cardiac bypass surgery

A study of 102,470 patients found that transfusion rates for red blood cells, plasma, and platelets varied greatly between hospitals, ranging from 0% to 92.8%. Researchers did not find a link between patient mortality rates and hospital transfusion practices.

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.

NSF renews Centers for Nanotechnology in Society

The National Science Foundation has renewed two centers for nanotechnology in society, investing $12.5 million to study the ethical, legal, economic, and policy implications of emerging technologies. The centers will focus on developing a strategic vision for anticipatory governance and ensuring responsible development.

Grant to explore nanotech anti-infective agent for soldiers' wounds

The US Department of Defense has awarded a $1.5 million grant to develop and test nanoemulsion technology against a wide range of wound infections, including drug-resistant forms. The project aims to create a broadly effective treatment that can prevent infection, increase survival and enable rapid healing in wounded military personnel.

Meta Quest 3 512GB

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

Microscopic solutions to world's biggest problems

Researchers have created a novel anaerobic digestion reactor that can generate electricity comparable to 25 wind turbines. Additionally, scientists have isolated a bacterium capable of decontaminating groundwater contaminated with chlorinated alkanes.

Being more realistic about the public health impact of genomic medicine

Researchers argue that genomic risk prediction for population-level preventive healthcare is not yet supported by evidence. A cost-effective approach would require interventions for those at risk, but such an approach has yet to be demonstrated. The authors caution against widescale implementation of genetic screening for disease risk.

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.

JCI online early table of contents: Oct. 11, 2010

Research suggests a potential viral link between HCMV and intestinal cancer in mice, where infected cells develop tumors. Meanwhile, scientists identify a key protein regulating breathing in mice and explore survivin as an anticancer target.

Landing lights for bumblebees

Growing plants with red flowers or striped blooms can significantly increase the number of visits from bumblebees, according to a study by Norwich BioScience Institutes. The research found that stripes following the veins of flowers provide a visual guide for pollinators, directing them to nectar and pollen.

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.

UF research provides new understanding of bizarre extinct mammal

Researchers have found that Labidolemur kayi shares similarities in bone features with other mammals, indicating its living relatives are rodents, rabbits, flying lemurs, tree shrews and primates. The study provides valuable information for understanding the origin of primates.

New Phase II study shows first-line promise of lung cancer drug PF-299

A Phase II study of the new-generation lung cancer drug PF-299 has shown impressive results in preventing disease progression when administered as a first-line treatment in patients with advanced disease. The study found that 85% of patients with EGFR mutations remained progression-free for at least nine months.