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Science News Archive 2011


Page 98 of 311

BVES butts heads with colorectal cancer

Researchers at Vanderbilt University School of Medicine found that BVES regulates EMT in human colon cancer cells and is silenced via promoter methylation in human colorectal carcinoma. Restoring BVES expression decreased cancer cell characteristics.

Apple iPhone 17 Pro

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

Allowing part-time surgeons may help address workforce shortage

A recent study published in the Journal of the American College of Surgeons found that part-time employment models for surgeons can promote retention and address the looming shortages in surgical specialties. By working fewer hours, surgeons may practice more years, alleviating the predicted surgeon shortage by up to 42.5%.

Out of the darkness

A special digital issue featuring 150-page four-volume reports from first-person accounts of responders who were thrust into the world spotlight on September 11, 2001. The report highlights the devastating effects of 9/11 on responders' lives and relationships, as well as their reluctance to seek counseling.

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.

Team finds stable RNA nano-scaffold within virus core

A team of researchers has discovered a thermodynamically stable RNA nanoparticle that can serve as a platform for building larger, multifunctional nanoparticles. This breakthrough could lead to new therapeutic applications in treating cancers and viral infections.

Spin pumping effect proven for the first time

Researchers at Ruhr-University Bochum demonstrated spin pumping effect in magnetic layers using ultrafast X-ray scattering. This behavior is crucial for magnetic sensors in hard disk read heads and data storage.

Polonium poisoning case sheds light on infection control practices

A study on Alexander Litvinenko's care reveals that hospital staff involved in routine daily activities, such as handling patient blood and urine samples, were at higher risk of radiation contamination. The findings suggest that more attention should be given to infection control practices during these daily activities.

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.

Lung cancer signatures in blood samples may aid in early detection

Researchers have identified protein signatures in mouse blood samples that reflect lung cancer biology in humans, paving the way for better monitoring of tumor progression and potential early detection strategies. The study's findings also suggest that these signatures may be useful in detecting lung cancer at an earlier stage.

Proteins could help women avoid thyroid surgery

A study aims to utilize Galectin-3 and HBME-1 proteins as biomarkers for thyroid cancer diagnosis, enabling earlier detection and reducing surgical interventions. The research has the potential to improve patient outcomes by accurately identifying patients at risk of cancer.

Physicist detects movement of macromolecules engineered into our food

A team of researchers led by Professor Rikard Blunck has discovered the molecular mechanism behind toxin proteins engineered into food to kill insects. The study uses a novel technique involving fluorescent light to analyze the protein's structure and behavior in artificial cell membranes.

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.

September/October 2011 Annals of Family Medicine Tip Sheet

The tip sheet highlights common barriers to depression disclosure among patients, including concerns about antidepressant prescriptions and confidentiality. It also explores the widespread use of NSAIDs by patients with chronic kidney disease, despite warnings against their use. Additionally, the article critiques long-established coro...

Novel drug combination offers therapeutic promise for hard-to-treat cancers

Researchers at Brigham and Women's Hospital have identified a new combination of targeted therapies that successfully treat two aggressive tumor types: neurofibromatosis type 1 and KRAS-mutant lung cancer. The treatment promotes dramatic tumor regression by targeting cancer cells from two different angles.

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.

Fish oil reduces effectiveness of chemotherapy

Researchers at University Medical Center Utrecht discovered that fish oil supplements containing omega-3 and omega-6 fatty acids can induce resistance to a broad spectrum of chemotherapies. The study found that the body's own protective substances, which are also present in fish oil, can block the effect of chemotherapy.

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 reveals link between high cholesterol and Alzheimer's disease

A recent study has found a significant link between high cholesterol levels and the presence of brain plaques associated with Alzheimer's disease. Researchers tested 2,587 people aged 40-79 and found that those with high cholesterol had significantly more brain plaques than those with normal or lower cholesterol levels.

MIT: In plane view

Researchers create detection tool that spots flight glitches without prior knowledge of parameters to check. The technique uses cluster analysis to identify abnormal flights, allowing analysts to further inspect reports and prevent potential accidents.

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 world record for Danish nano researchers

Researchers at the University of Copenhagen have achieved a world record in nano research by tracking the largest contraction in an inorganic molecule ever recorded. The study used time-dissolved X-ray scattering to measure the contraction of Iridium atoms, resulting in a 62% increase over the previous record.

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.

JCI online early table of contents: Sept. 12, 2011

Researchers have identified the protein BVES as a suppressor of colorectal cancer progression and suggest it could be a therapeutic or preventative target. Modulating BVES expression was found to decrease cancer cell characteristics in human colon cancer cells, providing rational for targeting BVES in individuals with colorectal cancer.

Countdown begins for launch of Navy communications satellite

The Navy is launching its new joint tactical satellite, TacSat-4, which will bring on-the-go communications to the battlefield. The fourth-generation microsatellite enables warfighters to use handheld radios for mobile communications without downtime.

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.

MU study finds quitting smoking enhances personality change

Researchers found that quitting smoking is associated with a decrease in impulsivity and neuroticism in young adults. Those who quit smoking also showed the biggest declines in these traits from ages 18 to 25. The study suggests targeting anti-smoking efforts at impulsivity may help young people stop smoking.

Ferroelectrics could pave way for ultra-low power computing

Researchers at UC Berkeley have demonstrated negative capacitance in ferroelectric materials, a phenomenon that can amplify charge for a given voltage. This breakthrough has the potential to revolutionize computing by enabling the creation of low-power transistors without compromising performance.

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.

Tinnitus discovery could lead to new ways to stop the ringing

Neuroscientists at UC Berkeley have discovered a new approach to treating tinnitus by retraining the brain, targeting areas that have lost input from the ear. The study also found that drugs can boost inhibitors to reduce spontaneous firing of idle neurons in the auditory cortex.

MUTE -- Efficient city car, showcase for electromobility research

The MUTE project presents a purely electric, energy-efficient vehicle with low weight and advanced technology. Researchers from TU Muenchen created an agile two-seater with a range of at least 100 kilometers, featuring a torque vectoring differential for improved safety and dynamics.

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.

Primary component in turmeric kicks off cancer-killing mechanisms in human saliva

A pilot study using human saliva found that curcumin inhibited a critical cell signaling pathway and reduced pro-inflammatory cytokines in patients with head and neck cancers. The study suggests curcumin could be combined with other treatments to treat head and neck cancer, and may be given to high-risk patients as an adjuvant treatment.

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.

Confronting meaninglessness

A recent study investigates how individuals respond to unexpected and unsettling events, suggesting that different threat-reduction approaches can be adaptive in various situations. The researchers propose a new framework for understanding responses to such events, highlighting the importance of considering individual perspectives on t...

Fathers wired to provide offspring care

A new Northwestern University study confirms that human males are biologically wired to care for their offspring, showing that fatherhood significantly lowers testosterone levels. The study found that fathers who became more involved in child care experienced the largest decline in testosterone.

Blacks develop high blood pressure one year faster than whites

Blacks with prehypertension have a 35 percent greater risk of progressing to high blood pressure than whites. Lifestyle changes such as weight loss and physical activity can reduce the risk of developing high blood pressure for those with prehypertension.

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.

A tale of (more than) 2 butterflies

Researchers studied the genetic basis of species formation in the Appalachian tiger swallowtail butterfly, a rare hybrid of Eastern and Canadian tiger swallowtails. The study reveals that hybrid speciation can create new combinations of life history and morphological traits, allowing colonization of novel environments.

New species of ancient predatory fish discovered

A new species of ancient predatory fish, Laccognathus embryi, has been discovered in North America during the Devonian Period. The 5-6 foot long fish had a wide head, small eyes, and robust jaws lined with large piercing teeth.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.