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Science News Archive December 2012 - Page 16


Page 16 of 24

Targeted prostate biopsy has potential to improve diagnosis of prostate cancer

A new targeted prostate biopsy technique using magnetic resonance ultrasound fusion has been shown to improve diagnosis of prostate cancer and aid in selecting patients for active surveillance. The study found that the biopsies identified 90 out of 171 men with prostate cancer, highlighting its potential as a more accurate and efficien...

SourceElsevier Health Sciences·JournalThe Journal of Urology·DateDec 10, 2012

Quantifying corn rootworm damage

University of Illinois researchers have refined a model to describe the relationship between root injury caused by corn rootworm pests and yield loss. The model suggests that yield is reduced by 15% for each node of roots lost, with location and experimental error having statistically significant effects.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Applied Entomology·DateDec 10, 2012
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.

Novel drug therapy targets aggressive form of non-Hodgkin's lymphoma

Researchers develop experimental small molecule agent MI-2 that irreversibly inactivates MALT1 protein responsible for cancer cell growth. The treatment shows promise in animal models without toxicity, paving the way for combination therapy regimens to reduce treatment toxicity and improve patient outcomes.

SourceNewYork-Presbyterian·JournalCancer Cell·DateDec 10, 2012

Glaucoma study could inspire e-reader apps

A new study published in Investigative Ophthalmology & Visual Science found that glaucoma patients read slower when reading silently for long periods, with a 16% decrease in reading speed. The research suggests technological solutions like e-readers could help alleviate reading difficulties, paving the way for potential app development.

SourceAssociation for Research in Vision and Ophthalmology·JournalInvestigative Ophthalmology & Visual Science·DateDec 10, 2012

Infants with severe RSV disease may be immunosuppressed

Infants with severe RSV disease may have a dysfunctional innate immune response that relates to the severity of their disease. Immune monitoring could help identify children at high-risk for severe disease, and may lead to the use of immune stimulant drugs to reverse innate immune suppression.

SourceNationwide Children's Hospital·JournalThe Journal of Infectious Diseases·DateDec 10, 2012
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.

Morning vs nighttime replacement affects adverse events with extended-wear contact lenses

A study published in Optometry and Vision Science found that replacing extended-wear/continuous-wear contact lenses in the morning reduces overall adverse event rates by about four percent compared to nightly replacement. Morning lens replacement also significantly lowers mechanical adverse events, such as corneal scratches.

SourceWolters Kluwer Health·JournalOptometry and Vision Science·DateDec 10, 2012

Space-age ceramics get their toughest test

Researchers have developed a real-time CT-scan test rig for ceramic composites at ultrahigh temperatures, enabling the analysis of mechanical properties and microcrack damage. The test rig provides crucial information to predict ceramic composite structural integrity and safe lifetime.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature Materials·DateDec 10, 2012

Palliative care improves outcomes for seniors

A recent study found that palliative care services significantly reduced emergency room visits and depression among seniors in long-term care. The intervention provided improved end-of-life quality of care by treating pain and symptoms, decreasing hospitalizations, and supporting patient-centered care.

SourceHebrew SeniorLife Hinda and Arthur Marcus Institute for Aging Research·JournalThe Gerontologist·DateDec 10, 2012

Alcohol pricing policies save lives and increase profits, experts say

Experts say setting minimum prices for alcohol increases health and economic benefits, with research showing a reduction in overall consumption, deaths, and hospitalizations. Heavy drinkers are targeted by pricing strategies, which can also generate revenue for the government and industry profits.

SourceCentre for Addiction and Mental Health·DateDec 10, 2012

How our nerves regulate insulin secretion

Studies have shown that the autonomic nervous system plays a crucial role in regulating insulin secretion from beta cells in the pancreas. Researchers at Karolinska Institutet successfully grafted beta cells into mice eyes to study their function, revealing how the autonomic nervous system influences blood glucose levels.

SourceKarolinska Institutet·JournalProceedings of the National Academy of Sciences·DateDec 10, 2012
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.

Metformin improves blood glucose levels and BMI in very obese children

Researchers found metformin improves body mass index (BMI) and fasting glucose levels in obese children at risk for type 2 diabetes. The study's results suggest a potential treatment option for preventing the onset of type 2 diabetes in childhood, offering hope for reducing long-term health risks.

SourceThe Endocrine Society·JournalThe Journal of Clinical Endocrinology & Metabolism·DateDec 10, 2012

'Commitment-phobic' adults could have mom and dad to blame

Research suggests that unresponsive or over-intrusive parenting can contribute to commitment-phobic adults. These individuals often adopt an 'infant-mother' intimacy model in adult relationships, seeking validation and a sense of security from their partners.

SourceAmerican Friends of Tel Aviv University·JournalThe Journal of Nervous and Mental Disease·DateDec 10, 2012
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.

Caffeinated coffee linked to lower risk of some oral cancers

A new study by the American Cancer Society finds a strong inverse association between caffeinated coffee intake and oral/pharyngeal cancer mortality. Consuming more than four cups per day was associated with a 49% lower risk of death from these cancers.

SourceAmerican Cancer Society·JournalAmerican Journal of Epidemiology·DateDec 10, 2012

UCLA cancer scientists identify liposarcoma tumors that respond to chemotherapy

Researchers at UCLA's Jonsson Comprehensive Center have identified liposarcoma tumors that can be imaged by PET scanning using a tracer substance known as FAC, and found these tumors are sensitive to chemotherapy. This discovery has translational potential for liposarcoma patients and may lead to more effective treatment strategies.

SourceUniversity of California - Los Angeles·JournalCancer Discovery·DateDec 10, 2012
Fluke 87V Industrial Digital Multimeter

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

Asteroid that killed the dinosaurs also wiped out the 'Obamadon'

A new study found that the asteroid collision that killed the dinosaurs also led to the extinction of a newly identified lizard species, Obamadon gracilis. The impact wiped out nearly 83% of all snake and lizard species, with no species larger than one pound surviving.

SourceYale University·JournalProceedings of the National Academy of Sciences·DateDec 10, 2012

Renewables and storage could power grid 99.9 percent of the time

A new study by the University of Delaware and Delaware Technical Community College suggests that a well-designed combination of wind power, solar power, and storage can fully power a large electric grid 99.9 percent of the time by 2030. The study's findings break conventional wisdom on renewable energy being too unreliable and expensive.

SourceUniversity of Delaware·JournalJournal of Power Sources·DateDec 10, 2012

Addition of technology to standard weight loss plan appears beneficial for greater weight loss

A study found that adding a personal digital assistant and telephone coaching to a standard weight loss program significantly enhanced short-term weight loss outcomes. Participants in the intervention group lost an average of 3.9 kg more than those in the control group at each weigh-in, with notable improvements at three and six months.

SourceJAMA Network·JournalArchives of Internal Medicine·DateDec 10, 2012

The image of mental fatigue

Researchers used functional magnetic resonance imaging (fMRI) to monitor activity in brains of sleep-deprived volunteers. The study found decreased activity in specific brain regions, including the anterior cingulate cortex, linked to feelings of mental fatigue. This discovery could lead to the development of new measures for assessing...

SourceInderscience Publishers·JournalInternational Journal of Computer Applications in Technology·DateDec 10, 2012

Diabetes prevention program interventions lead to reduced BMI over usual care

Two diabetes lifestyle interventions led to significant weight loss and improvements in waist circumference and fasting plasma glucose levels for overweight or obese adults. The adapted Diabetes Prevention Program (DPP) lifestyle interventions resulted in a 2.2-2.9 BMI reduction over usual care at month 15.

SourceJAMA Network·JournalArchives of Internal Medicine·DateDec 10, 2012
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.

Onion soaks up heavy metal

Researchers have found that onion and garlic waste can effectively remove heavy metals like lead, arsenic, and cadmium from contaminated materials. The optimal conditions for this process include a pH of 5 and contact time of half an hour at 50 degrees Celsius.

SourceInderscience Publishers·JournalInternational Journal of Environment and Pollution·DateDec 10, 2012

Slavery in Yorkshire

This new book examines Richard Oastler's fight to limit working hours and prevent child labour in Yorkshire's industrial towns during the early 19th century. The book features contributions from six historians exploring Oastler's impact on British society.

SourceUniversity of Huddersfield·DateDec 10, 2012

Elk bones tell stories of life, death, and habitat use at Yellowstone National Park

A study published in Ecology reveals that elk bones can provide baseline ecological data on animal populations, complementing aerial counts and adding a historical component to live observation. The research found moderate shifts in elk habitat use despite recent changes at Yellowstone, including wildfires and wildlife reintroduction.

SourceEcological Society of America·JournalEcology·DateDec 10, 2012

Mother's vitamin D level linked to birth weight

A recent study published in the Journal of Clinical Endocrinology & Metabolism found that a mother's vitamin D level is positively related to birth weight and head circumference. Additionally, a deficiency in vitamin D during the first trimester was negatively associated with the risk of a baby being born small for gestational age.

SourceThe Endocrine Society·JournalThe Journal of Clinical Endocrinology & Metabolism·DateDec 10, 2012
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.

Blood levels of immune protein predict risk in Hodgkin disease

Researchers found that elevated galectin-1 levels correlate with tumor burden and adverse clinical characteristics in newly diagnosed Hodgkin lymphoma patients. The study suggests using galectin-1 as a biomarker to predict patient outcomes and inform treatment decisions.

SourceDana-Farber Cancer Institute·DateDec 10, 2012

JCI early table of contents for Dec. 10, 2012

Researchers discovered that brown fat transplants significantly decreased body weight and improved insulin sensitivity in mice fed high-fat diets. The study also found that the transplanted brown fat secreted hormones that mediated metabolic effects throughout the body.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateDec 10, 2012

Grateful patient philanthropy and the doctor-patient relationship

A new study by Scott Wright and Joseph A. Carrese examines ethical dilemmas for physicians when patients make financial donations to medical institutions. The researchers found that doctors are concerned about the potential impact on their relationships with patients and the purity of the doctor-patient bond.

SourceSpringer Science+Business Media·JournalJournal of General Internal Medicine·DateDec 10, 2012
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.

Prevention through design: A new approach to reduce construction risks

Deborah Young-Corbett's research highlights the importance of Prevention through Design in reducing health risks in construction. By designing tools, equipment, and facilities to eliminate occupational hazards, the industry can improve worker safety and reduce illnesses and fatalities.

SourceVirginia Tech·JournalJournal of Civil Engineering and Management·DateDec 10, 2012

Study identifies potential new pathway for drug development

A study by Nationwide Children's Hospital identified alpha arrestins as crucial regulators of G-protein coupled receptor signaling. Targeting these proteins could lead to more effective and side-effect-free drugs, potentially revolutionizing the pharmaceutical industry.

SourceNationwide Children's Hospital·JournalPLOS ONE·DateDec 10, 2012
Meta Quest 3 512GB

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

Study finds association between oxygen deprivation before birth and ADHD

A Kaiser Permanente study found a significant link between prenatal oxygen deprivation and an increased risk of developing Attention Deficit Hyperactivity Disorder (ADHD) in childhood. The study examined electronic health records of nearly 82,000 children ages 5 and found that exposure to birth asphyxia, neonatal respiratory distress s...

SourceKaiser Permanente·JournalPEDIATRICS·DateDec 10, 2012

From fish to man: Research reveals how fins became legs

Researchers found that the development of hands and feet occurred through the gain of new DNA elements activating specific genes. This discovery helps understand the power of gene expression in shaping bodies and may shed light on genetic diseases associated with limb formation.

SourceCell Press·JournalDevelopmental Cell·DateDec 10, 2012

Point-of-care ultrasound is more accurate than the stethoscope in diagnosing pneumonia in children

Researchers found point-of-care ultrasound to be highly specific (97%) and sensitive (92%) for diagnosing pneumonia, outperforming the traditional method of auscultation by stethoscope. Ultrasound can also detect small pneumonias that a chest x-ray may miss, making it a valuable tool in pediatric care.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalArchives of Pediatrics and Adolescent Medicine·DateDec 10, 2012
Apple iPhone 17 Pro

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

Iron supplements reduce ADHD in low birth weight infants

A randomized controlled trial found that iron supplements reduced behavioral problems like ADHD in low birth weight infants by 9.8 percentage points compared to those without supplementation. The study concluded that early iron supplementation has long-term health benefits for marginally low birth weight infants.

SourceUmea University·JournalPEDIATRICS·DateDec 10, 2012

Into adulthood, sickle cell patients rely on ER

Research found that sickle cell patients experience a significant increase in emergency department visits and hospitalizations as they transition from childhood to adulthood. The study, which analyzed data from over 3,200 patients, showed that emergency room visits tripled between ages 15-24.

SourceWashU Medicine·DateDec 10, 2012

Conservatives can be persuaded to care more about the environment

A recent University of California, Berkeley study found that reframing environmental rhetoric according to conservative morals can reduce partisan polarization on ecological matters. When pro-environmental messages focus on protecting the natural environment from harm, conservatives are more likely to feel disgust and support environme...

SourceUniversity of California - Berkeley·JournalPsychological Science·DateDec 10, 2012

Mobile app boosts weight loss by 15 pounds

A new Northwestern University study found that a mobile app tracking calories and activity, combined with regular nutrition and exercise classes, helped participants lose an average of 15 pounds and maintain weight loss for at least a year. The technology alone was not enough to achieve significant weight loss.

SourceNorthwestern University·JournalArchives of Internal Medicine·DateDec 10, 2012
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.

As Amazon urbanizes, rural fires burn unchecked

A recent study finds that uncontrolled blazes in the Peruvian Amazon are driven by depopulation, increased road networks, and drought, leading to devastating forest, farm, and village losses. Researchers suggest that government policies promoting oil palm plantations could help mitigate these effects.

SourceColumbia Climate School·JournalProceedings of the National Academy of Sciences·DateDec 10, 2012

Tech opens communication doors for grandparents of grandkids with ASD

A computer-based design program, SketchUp, helps develop spatial and visual acuity in youth on the autism spectrum. It also improves relationships between grandparents and their grandkids, creating a more supportive environment. The technology provides common ground for grandparents to engage with others, sharing experiences and joys.

SourceUniversity of Utah·JournalThe International Journal of Aging and Human Development·DateDec 10, 2012

To make old skin cells act young again, boost their surroundings, U-M scientists show

Researchers at the University of Michigan have made skin cells in senior citizens act like younger cells again by adding more filler to the surrounding extracellular matrix. The study shows that this approach can trigger a signal for cells to wake up and respond positively to alterations in their environment.

SourceMichigan Medicine - University of Michigan·JournalJournal of Investigative Dermatology·DateDec 10, 2012
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 stem cell research, transplant strategies show promise to improve outcomes, reduce complications

Researchers have made significant breakthroughs in optimizing stem cells and transplant approaches to treat patients with blood disorders. A new study has shown that the addition of vorinostat to standard therapy can safely reduce the incidence and severity of graft-versus-host disease, a life-threatening complication associated with h...

SourceAmerican Society of Hematology·JournalBlood·DateDec 9, 2012

What it is to be a queen bee?

A new study by Nayuta Brand and Michel Chapuisat found that queen sweat bees restrict the amount of food provided to their first brood, resulting in smaller female workers. This 'choosing' behavior ensures that daughters become workers rather than queens.

SourceBMC (BioMed Central)·JournalFrontiers in Zoology·DateDec 9, 2012
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.

Ant and termite colonies unearth gold

Researchers found high concentrations of gold in termite mounds, indicating a larger deposit underneath. These insects bring up small particles containing gold from the deposit's fingerprint and stockpile it in their mounds.

SourceCSIRO Australia·JournalPLOS ONE·DateDec 9, 2012
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.