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Science News Archive February 2016


Page 19 of 39

MD Anderson researchers propose new staging for HPV-related oropharyngeal cancer

Researchers at MD Anderson Cancer Center proposed a new staging system for HPV-related oropharyngeal cancer, which better separates patients with different survival rates. The new groupings were proven to have greater predictive power than the current system, particularly in identifying stage III disease with a high risk of death.

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.

Testing the power of stem cell-derived heart muscle cells

A recent study published in the Journal of Cell Biology reveals that stem cell-derived cardiomyocytes have weaker contractile strength than their biological counterparts, which could explain shortcomings in clinical trials. The findings suggest that novel assays are needed to better understand the basic science behind stem cell therapy.

Graphic cigarette warnings trigger brain areas key to quitting smoking

Researchers found that viewing graphic anti-smoking images on cigarette packs triggers activity in brain areas involved in emotion, decision-making and memory. The findings suggest these images could effectively warn smokers about cigarettes' health consequences and motivate a change in behavior.

There are always bacteria lurking in dental equipment, suggests research

A new study found that no disinfectant completely removes bacterial biofilms from dental water lines, posing a significant infection risk. Researchers recommend preventing the formation of biofilms as key to keeping lines clean, and suggest using good quality water, prevention disinfectants, and avoiding stagnation.

Titan probes depths of biofuel's biggest barrier

Researchers at Oak Ridge National Laboratory developed a 23.7-million atom system to study the interaction of enzymes with pretreated biomass, revealing why lignin is a significant barrier to biofuel production. The simulation demonstrated that lignin binds to cellulose and attracts enzyme binding domains, hindering fermentation.

Apple iPhone 17 Pro

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

TSRI scientists create vaccine against dangerous designer opioids

Researchers develop vaccine to prevent fentanyl overdose and addiction by targeting its molecular structure, which can be tailored to neutralize various variants of the drug. Successful preclinical tests show the vaccine protects against lethal doses of fentanyl, providing new hope in combating the opioid crisis.

Salt and sodium intake remains high in China

A recent study in JAMA found that all provinces in China exceeded the recommended daily maximum intake of salt (5 g/d) and sodium (2 g/d), highlighting a persistent public health concern. The study suggests that total diet studies underestimate sodium consumption due to increased use of processed foods and seasonings.

Are transgender individuals fit to serve in the military?

A new study explores the mental and physical health of transgender active-duty US military personnel and veterans, finding that they experience fewer health problems than their non-transgender counterparts. The research suggests that age and years of service are associated with mental and physical health issues.

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.

Heart arrhythmia drug may fight plaque buildup in blood vessels

Researchers found that digoxin decreased levels of total cholesterol and triglycerides by 41% and 54%, respectively, in mice treated with high-dose digoxin. Digoxin also lowered LDL-cholesterol levels by 20%. The study suggests a potential link between the drug and reduced plaque buildup.

UTA researchers devise more efficient materials for solar fuel cells

UTA researchers have developed a new hybrid material that demonstrates improved efficiency, safety, and cost-effectiveness in solar fuel generation. The material uses ultra-long carbon nanotube networks with copper oxide nanoparticles, generating five-fold higher electrical conductivity and three-fold increase in photocurrents.

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.

Electronic health records can help catch undiagnosed cases of type 2 diabetes

Researchers developed a screening algorithm using electronic health records to identify people with undiagnosed Type 2 diabetes, uncovering previously unknown risk factors such as sexual and gender identity disorders and intestinal infections. The tool showed promise in detecting 400,000 potential cases nationally.

How cancer spreads throughout the body

A recent discovery by FAU researchers reveals a mechanism that promotes metastasis and resistance to treatment in aggressive cancer types. They identified a gene set associated with particularly bad prognosis in breast cancer, enabling the development of biological markers for aggressive tumours.

New project focuses on dementia in farming and rural communities

A new project led by University of Plymouth aims to investigate the impact of dementia on farming businesses, families, and communities. The research will focus on providing specialist care networks for those affected, with a goal of improving quality of life for people with dementia in rural areas.

Mining a deep vein of data, researchers make key findings on IV device use

Researchers analyzed data from 10 Michigan hospitals to show significant variation in peripherally inserted central catheter (PICC) use, with nearly one in four PICCs removed within five days. The study also found wide variation in complication rates, including serious and life-threatening events such as blood clots and infections.

Easter Island not destroyed by war, analysis of 'spear points' shows

Researchers found that ancient Rapa Nui mata'a artifacts were likely used as general-purpose tools for cultivation and ritual tasks rather than weapons in warfare. This analysis contradicts the widely-held belief of the island's collapse due to war and instead supports a more sustainable, productive society.

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.

Necessity, the mother of participation

A Tel Aviv University study reveals that mothers' positive attitudes towards involving their children in everyday activities and feeling competent as parents significantly contribute to their children's successful participation. The research suggests that mothers should prioritize their own self-care and interests to promote their chil...

Cyber thieves making millions in profits

A study published in the journal Deviant Behavior estimates that cybercrime profits are in the hundreds of millions, with sellers making between $250,000 to $1 million per batch of 50 stolen cards. Buyers can earn up to $8 million by using the stolen cards, highlighting a lucrative global criminal enterprise.

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.

Watch your step -- forensics close in on footwear analysis

A new forensic footwear imaging technique using Frustrated Total Internal Reflection (FTIR) imaging has been developed to extract additional information and create detailed digital pictures of personal footprints. This technology has the potential to link individuals or their shoes to specific locations, vital for law enforcement.

Trouble sleeping associated with behavioral problems in children with autism

A recent study from the University of Missouri found a strong association between difficulty sleeping and behavioral problems in children with Autism Spectrum Disorder (ASD). The research, which surveyed parents of 81 children with ASD, revealed that sleep difficulties are highly related to daytime behavioral issues such as aggression,...

Ocean oases: How islands support more sea-life

The Island Mass Effect hypothesis explains why seas surrounding islands are more productive. Phytoplankton growth creates a self-sustaining cycle, supporting life from small fish to top predators.

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.

New RNA letter regulates gene expression

A new study published in Nature finds that an extra letter in RNA, m1A, regulates gene expression and is linked to increased protein synthesis. Thousands of genes are decorated by this modification, allowing cells to control the expression of proteins needed for key biological processes.

Livestock donations to Zambian households yield higher income, improved diet

A University of Illinois study found that livestock donations to poor households in Zambia significantly increased people's incomes, boosting household budgets by up to 25% and enabling them to afford higher-nutrition foods like milk. The study also showed that recipients changed their diet to include more diverse food groups.

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.

Social media face threats affect relationships; communication helps

Researchers found that people who try to remove or justify embarrassing content on social media experience a decline in their relationship with the offender. In contrast, frequent communication with the offender makes it less likely for the victim to experience reduction in closeness.

Combating the sinister side of crowdsourcing

Crowdsourcing platforms have helped solve complex problems, but also enable malicious activities like crowdturfing. Researchers at Utah State University are creating new tools to analyze and stop these manipulative tactics.

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.

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.

New test detects chlamydia in 30 minutes

The Atlas io system uses DNA probes with bespoke electrochemical tags to detect infectious diseases in less than 30 minutes. This technology has significant benefits over existing diagnostic tests, allowing for faster results and potentially reducing the spread of sexually transmitted infections.

Simplifying supersonic nozzle pressure monitoring

A new method to measure supersonic nozzle pressure uses a 'battle of pressures' between hydrogen and helium, enabling precise control in accelerator technology. This breakthrough has significant applications in miniature satellites, lab-on-a-chip devices, and laser plasma accelerators.

Colorectal cancer patients need colonoscopy after cancer resection

Colorectal cancer patients require follow-up colonoscopy after surgery to detect second cancers and polyps, with recommended intervals varying from one to nine years. The US Multi-Society Task Force updates guidelines to emphasize the role of colonoscopy in post-surgical surveillance.

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.

What your gut bacteria can tell you about type 2 diabetes

Researchers found that sub-clinical gut microbiota imbalances occur before T2D symptoms develop, suggesting a potential new way to diagnose the condition early. The study's findings also highlighted the importance of tracking changes in gut microbiota over time and across different stages of disease development.

Heart organizations support core quality measures, with reservations

The American College of Cardiology and the American Heart Association support the implementation of core quality measures, which aim to streamline data collection for physicians, payers, and patients. However, they express concerns about two conflicting blood pressure control measures that could confuse patients and providers.

Advance could aid development of nanoscale biosensors

Researchers from Brown University have developed a technique that eliminates the need for highly specialized external light sources, enabling more versatile and compact devices. This breakthrough could lead to the creation of hand-held environmental sensors and biosensors that can perform complete blood workups from single drops.

Celestron NexStar 8SE Computerized Telescope

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

Some chemotherapy drugs may improve tumor response to immune checkpoint therapy

Researchers from Massachusetts General Hospital report that inducing cytotoxic T cell infiltration into lung tumors can make them sensitive to checkpoint blockade. Combining chemotherapy with immune checkpoint therapies achieves long-lasting control of tumor growth in animal models, expanding the potential for effective treatment.

NASA sees a stronger Tropical Cyclone Uriah

Tropical Cyclone Uriah strengthened into a hurricane due to weakening wind shear, according to NASA's Aqua satellite imagery. The storm's cloud top temperatures reached -63 degrees Fahrenheit, indicating high rainfall potential.

Gene could help identify psychosis risk in cannabis users

Researchers have found a link between the AKT1 gene and psychotic-like symptoms in young people who use cannabis. The study suggests that individuals with this gene variant are more susceptible to the mind-altering effects of smoking cannabis, even if they are otherwise healthy.

Discovery could lead to new treatment strategy against TB

Scientists have uncovered the 3D structure of an enzyme crucial for Mycobacterium tuberculosis survival. This discovery could lead to the development of new compounds targeting the ketol-acid reductoisomerase (KARI) enzyme, which is only present in bacteria and plants.

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.

Evidence insufficient to make recommendation regarding screening for autism

The USPSTF found adequate evidence that screening tests can detect ASD among children aged 18-30 months but inadequate direct evidence on the benefits of screening for toddlers and preschool-age children. Treatment studies were generally small and lacked randomized trials, making it difficult to determine efficacy.

Meta Quest 3 512GB

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