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Science News Archive 2010


Page 178 of 283

Significant number of fathers experience prenatal, postpartum depression

A significant number of fathers experience prenatal and postpartum depression, with the highest rates in the 3 to 6 month postpartum period. The study suggests that early paternal depression may have substantial effects on children and recommends a joint approach to screening and treatment for both parents.

Apple iPhone 17 Pro

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

Results of physician cost profiling can vary widely, study finds

A new study by RAND Corporation found that physician cost profiles can vary widely depending on the attribution rules used by insurance companies. This variability has important implications for both patients and physicians, highlighting the need for transparency and consistency in cost profiling methods.

Strengthen the health system, strengthen the TB response

Experts warn that weak health systems are impeding global efforts to control tuberculosis, with rapidly introduced suboptimum reforms harming national targets. However, innovative solutions from countries like Bangladesh, Cambodia, India, Tanzania, Thailand, and Vietnam have shown promise in addressing bottlenecks.

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.

Mysterious ball lightning: Illusion or reality?

Physicists at the University of Innsbruck suggest that ball lightning observations may be caused by phosphenes induced in the brain by strong magnetic fields. These fields can produce sensations such as noises or smells and are similar to transcranial magnetic stimulation (TMS) used in clinical practice.

Bank relationships matter

A recent study by University of Missouri researcher Tansel Yilmazer found that small business relationships with financial institutions affect loan applications and approvals. The study, published in Financial Management, suggests that good relationships can lead to lower loan rates during economic expansions.

Early pandemic influenza (2009 H1N1) in Ho Chi Minh City

Researchers reconstructed the initial 2009 H1N1 influenza outbreak in Ho Chi Minh City, finding that containment efforts may have delayed establishment of infection but did not prevent community spread. The study also showed that treatment clearance times varied depending on treatment timing and patient characteristics.

Demoting a dinosaur

Azendohsaurus is redefined as a non-dinosaur, primitive reptile with convergent features to herbivorous dinosaurs. The species lived during the time of dinosaur origin and was an efficient herbivore.

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.

Mayo Clinic researchers find genetic secrets to common kidney cancer

Researchers at Mayo Clinic have discovered gene signatures that explain the biology of clear cell renal cell carcinoma (ccRCC), a common and difficult-to-treat kidney cancer. They identified master genes lost in ccRCC that likely drive its development, as well as stem cell-like properties that contribute to its resistance to treatment.

Sustainable fishing is possible and necessary

A study reveals the European Common Fisheries Policy has promoted unsustainable fishing practices, including the expansion of fleets into vulnerable ecosystems. To reverse this trend, experts propose new regulations, such as creating marine reserves and adopting more sustainable fishing methods to protect marine biodiversity.

Consumer confidence: When our choices makes the most sense

A new study found that subjective feelings of ease can increase or decrease consumer confidence depending on whether consumers are thinking concretely or abstractly. The researchers also discovered that abstract thinking determines the theory consumers adopt to interpret their subjective experiences.

Taking the final step from the bench to the hospital or clinic bedside

A new study from Indiana University School of Medicine offers a blueprint for hospital systems, physicians, and caregivers to implement evidence-based research in patient care. The study highlights the need for healthcare providers to overcome end-zone hurdles and provides a framework for success.

A fat cell grows up

A team of scientists found an intermediate state during the formation of fat cells, induced by hormones related to cortisol. This transition state could be targeted for new therapies to combat obesity and metabolic disorders.

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.

Gene loss causes leukemia

T-ALL is caused by interplay of various factors including genetic errors that disrupt white blood cell formation. The study identifies PTPN2 as a tumor suppressor gene lost in leukemia patients, contributing to cancerous cell proliferation.

Embargoed news from Annals of Internal Medicine

A new study by researchers found that measuring bone density before starting ADT can help prevent fractures and reduce costs. Another study suggests that CTCA can identify patients who need more invasive testing for heart disease.

Fluke 87V Industrial Digital Multimeter

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

EMS can prevent limb and respiratory muscle weakness in ICU patients

A study published by Greek researchers found that electrical muscle stimulation (EMS) can prevent critical illness polyneuromyopathy (CIPNM), a common complication of ICU stay. EMS reduced the risk of CIPNM and improved muscle strength in patients, shortening weaning periods and ICU stays.

Bacterial growths may offer clues about Earth's distant past

Researchers link bacterial spacing to photosynthesis, providing new insights into ancient fossils and the evolution of life. By studying microbial mats, they discovered a consistent one-centimeter spacing that records the maximum distance bacteria can compete for nutrients.

DFA unreliable in H1N1 testing in critically ill patients

A recent study from Stanford University found that DFA testing for H1N1 influenza is unreliable in critically ill patients. The test was more accurate in non-critical cases, with a 26% positive rate in ICU patients compared to an 82% positive rate in non-ICU patients.

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.

Navy awards new science ship to Scripps Institution of Oceanography

The US Navy has selected Scripps Institution of Oceanography to operate a new scientific research vessel, advancing science and education in the decades ahead. The Ocean Class ship will lead ocean expeditions advancing knowledge on global climate change, submarine warfare, and more.

New breakthrough in fight against lethal CCHF virus

Scientists have developed an immune-deficient mouse model to study CCHF virus behavior in humans, a significant step towards vaccine and antiviral development. The model can help evaluate the safety and effectiveness of potential treatments, addressing the lack of suitable animal models for testing.

1-a-day heart polypill to be tested in new international trial

A new international trial is testing a 1-a-day combined 'polypill' to reduce the risk of heart attacks and strokes. The Red Heart Pill contains low-dose aspirin, statins, and blood pressure-lowering medicines, potentially saving millions of lives across the world by making cardiovascular drugs more accessible to low-income countries.

Pesticide exposure may contribute to ADHD

A recent study published in Pediatrics found a connection between exposure to organophosphate pesticides and symptoms of Attention-Deficit Hyperactivity Disorder (ADHD) in children. The research, which focused on 1,139 children from the general U.S. population, measured pesticide levels in their urine and found that exposure to common ...

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.

PET scanning probes reveal different cell function within the immune system

Researchers at UCLA developed two PET scanning probes that target different cells in the immune system with high specificity. The probes work better when used together, revealing the extent and cellular composition of an immune response and its effects on various diseases, including cancer and auto-immune disorders.

Did the end of smallpox vaccination cause the explosive spread of HIV?

Researchers found that vaccinia immunization reduces HIV replication, suggesting it could provide protection against subsequent infection. The decline of smallpox vaccination in the mid-20th century may have led to a loss of this protection, contributing to HIV's rapid contemporary spread.

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.

Carnegie Mellon silicon researchers collaborate with industry

Researchers Jane Siegel and Jeff Perdue are leading an initiative to develop business-centric measures of cloud computing benefits and risks. The goal is to provide chief information officers with a standardized method for comparing internal and external providers.

Google Flu Trends estimates off

A study by the University of Washington found that Google Flu Trends is less accurate in estimating laboratory-confirmed influenza cases compared to CDC surveillance. The analysis revealed a 25% error margin during the 2003-04 flu season, with greatest deviations occurring during periods of high media attention or unexpected activity.

Additional Annals of Internal Medicine article for May 18, 2010, issue

A new article proposes a three-pronged strategy to address conflicts of interest in clinical guideline development, emphasizing intellectual and financial conflicts equally. The approach aims to balance expert insights with the avoidance of inappropriate influence from experts with financial or intellectual conflicts.

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.

Climate threatens trout and salmon

A study by Cardiff University found that climate change is putting trout and salmon at risk due to warmer water and lower river levels. The research, published in Global Change Biology, suggests that both species face major problems if climate warming continues.

Fish facing reflections become feisty but fearful

Researchers found that male African cichlid fish exhibit a fear response when fighting their own reflections, characterized by increased activity in the amygdala region of the brain. This discovery suggests that fish may have more complex cognitive abilities than previously thought.

Celestron NexStar 8SE Computerized Telescope

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

Stripes offer clues to superconductivity

New images reveal electrons flowing primarily along crystal grain boundaries, providing clues to the origin of superconductivity in pnictides. The discovery may help physicists develop better high-temperature superconductors that could save energy and enable innovative applications.

New 'Tree of Life' established for one of the largest groups of bacteria

Researchers at Virginia Tech have constructed a powerful phylogenetic tree for the gamma-proteobacteria using hundreds of genes and integrating more information than traditional single-gene approaches. The consensus tree provides a tool for predicting shared biology and analyzing bacterial adaptations to their environments.

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.

ICU infection rates not a good measure of mortality risk

Researchers found that ICU-acquired infection rates do not correlate with death rates for at-risk patients, despite being used as a measure of quality in hospital report cards. Hospitals with high infection rates had similar survival rates to those with low infection rates, highlighting the limitations of using these rates as a metric.

Scientists identify mechanism T cells use to block HIV

Researchers at Duke University Medical Center have found a new mechanism by which CD8+ T cells control HIV. The discovery highlights the antiviral activity of prothymosin-alpha, a tiny protein that stimulates interferon production to block viral replication.

Like parent, like child: Good oral health starts at home

Providing oral health education to mothers and families is essential for teaching children healthy habits and preventing early childhood tooth decay. A general dentist can provide families with oral health literature designed to educate both the parent and child, promoting a positive self-image and improving their quality of life.

Caltech researchers find schooling fish offer new ideas for wind farming

Researchers at Caltech have found a way to improve the efficiency of wind farms by using vertical-axis turbines in strategic arrays. By studying the vortices left behind by schools of fish, they discovered that alternating turbine rotations and staggering their placement can increase energy extraction up to 10 times.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Software tool helps tap into the power of graphics processing

Researchers from North Carolina State University developed a software tool that translates traditional computer programs for efficient use on graphics processing units (GPUs), significantly boosting computing performance. The tool, called a compiler, can increase program execution speed by up to 30% compared to manual GPU optimization.

Australian researchers identify a new disease

Researchers have identified a previously undiagnosed condition and treated it with a stem cell transplant, saving the patient's life. The key to unlocking the reason for the patient's symptoms was contracting a rare version of glandular fever.

High-fat ketogenic diet effectively treats persistent childhood seizures

A Johns Hopkins study found that nearly 40% of children with infantile spasms became seizure-free after being on the high-fat ketogenic diet for at least six months. The diet, which is rich in fat and low in carbohydrates, works by triggering biochemical changes that eliminate seizure-causing short circuits in the brain.

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.

UC design innovation: Healing for hospital signs that don't work

The University of Cincinnati's School of Design contributed 22 new signage symbols to the 'Signs that Work' project, which aims to create a universal system for hospital signage. The new symbols will be integrated into a total of 50 symbols and tested at four national hospital sites.

The cost of medicalizing human conditions

A recent study by Brandeis researchers found that medicalizing human problems has led to substantial economic costs, with $77.1 billion spent on conditions like menopause and ADHD in 2005.

The role of nurses in physician-assisted dying

A study found that nurses in Belgium frequently act outside of the law by administering life-ending drugs without a patient's explicit request. In euthanasia cases, 48% of nurses helped prepare drugs and 56% were present during administration, mostly without physician co-administration.

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.