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Science News Archive May 2015 - Page 15


Page 15 of 31

Study: Blood thinner safe for cancer patients with brain metastases

Researchers studied 293 patients with brain metastases and blood clots to determine if administering blood-thinning medication was safe. The study found no significant difference in bleeding risk between patients who received a widely used blood thinner and those who did not.

SourceAmerican Society of Hematology·JournalBlood·DateMay 18, 2015

Physical training helps women with polycystic ovary syndrome

A new study shows that physical resistance training significantly improves sexual function, desire, arousal, and lubrication in women with polycystic ovary syndrome. Additionally, it decreases anxiety and depression, suggesting a useful intervention for these individuals.

SourceWiley·JournalThe Journal of Sexual Medicine·DateMay 18, 2015
Apple iPhone 17 Pro

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

NYU researchers ID part of the brain for processing speech

Researchers have identified a specific part of the brain, the superior temporal sulcus (STS), that is exclusively dedicated to processing speech. The study found activity in this region only when subjects were presented with speech sounds, suggesting a specialized role in detecting spoken words.

SourceNew York University·JournalNature Neuroscience·DateMay 18, 2015

Youth dance classes score low in physical activity

A recent study found that youth dance classes offer only limited amounts of physical activity, with an average of 17 minutes of moderate-to-vigorous exercise per class. The CDC's guidelines recommend at least 60 minutes of physical activity daily for kids aged 6-17, but most dance classes fall short of this target.

SourceUniversity of California - San Diego·JournalPEDIATRICS·DateMay 18, 2015

Stereotactic body radiation therapy appears to help some patients with pancreatic cancer

Researchers found that stereotactic body radiation therapy (SBRT) is safe and as effective as standard radiation treatment for certain patients with locally advanced pancreatic cancer. SBRT delivers high doses of radiation in a short period, resulting in reduced pain and improved quality of life. The treatment also allowed some patient...

SourceJohns Hopkins Medicine·JournalAnnals of Surgical Oncology·DateMay 18, 2015

Novel insights in MET-proto-oncogene might lead to optimizing cancer treatment

Researchers found that MET inhibitors can have a double-edged effect on tumors, promoting cell-cycle arrest or death in cancer cells while blunting pro-inflammatory reactions in neutrophils. This discovery could lead to optimizing cancer treatment by stratifying patients based on MET expression and dependency.

SourceVIB (the Flanders Institute for Biotechnology)·JournalNature·DateMay 18, 2015

Singing spiders, bleating pandas, better headphones and more

Researchers explored how wind turbines impact prairie chicken courtship, the emergence of spoken language in deaf children with cochlear implants, and the effects of noise on human cardiovascular health. These studies showcase innovative approaches to understanding animal behavior, hearing technology, and the impact of sound on our lives.

SourceAcoustical Society of America·DateMay 18, 2015
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.

Study discovers how pancreatic cancer spreads to the liver

A study published in Nature Cell Biology reveals that exosomes secreted by pancreatic cancer cells contain MIF, which educates liver cells to produce a protein leading to fibrosis and tumor growth. This discovery could lead to targeted treatments and biomarkers for early detection.

SourceWeill Cornell Medicine·JournalNature Cell Biology·DateMay 18, 2015
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.

Wearables may get boost from boron-infused graphene

Researchers at Rice University have developed a boron-infused graphene device that quadruples the supercapacitor's ability to store electrical charge while increasing its energy density. The technology has potential for electric vehicles and other heavy-duty applications.

SourceRice University·JournalACS Nano·DateMay 18, 2015

Beached iceberg helps reveal ecological impact of sea-ice changes

A beached iceberg in Antarctica has provided a unique natural experiment to study the effects of sea-ice changes on marine ecosystems. The study found that seaweed on the sea floor had decomposed or become discolored due to lack of light, while darker-adapted animals started to colonize the area.

SourceUniversity of New South Wales·JournalPolar Biology·DateMay 18, 2015

New cryptic amphipod discovered in West Caucasus caves

A new species of Zenkevitchia amphipod has been discovered in the Caucasus region through molecular sequencing. The find sheds light on a previously understudied group of cave animals, highlighting their cryptic nature.

SourcePensoft Publishers·JournalSubterranean Biology·DateMay 18, 2015

Missing molecule prevents puberty

Researchers discovered a genetic fault preventing SEMA3E from working correctly in two brothers with Kallman Syndrome, leading to the loss of nerve cells regulating sexual reproduction. The study demonstrates a powerful method for identifying genetic causes without relying on large statistical samples.

SourceUniversity College London·JournalJournal of Clinical Investigation·DateMay 18, 2015

Signs of ancient earthquakes may raise risks for New Zealand

Researchers have uncovered evidence of ancient earthquakes on New Zealand's southern Hikurangi margin, suggesting shorter time intervals between large quakes than previously thought. The findings confirm a previously assumed risk and may help better understand earthquake hazards in the region.

SourceSeismological Society of America·JournalBulletin of the Seismological Society of America·DateMay 18, 2015
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.

Ecosystem management that ignores 'taboo tradeoffs' is likely to fail

Research recommends a new approach to sustainable fishing decisions that considers 'taboo tradeoffs', prioritizing local communities and addressing trade-offs with wellbeing. The study found that ignoring these tradeoffs can lead to social losers and environmental degradation.

SourceUniversity of Exeter·JournalProceedings of the National Academy of Sciences·DateMay 18, 2015

Significant differences in achieving risk factor targets between women and men

Analysis of SWEDEHEART registry data reveals substantial secondary prevention potential in women, particularly for lipid and blood pressure control. Women experience higher rates of cardiac readmission and lower rates of risk factor control compared to men, highlighting the need for targeted interventions.

SourceEuropean Society of Cardiology·JournalEuropean Journal of Preventive Cardiology·DateMay 18, 2015

Going my way? We think so, if we really want to get there, NYU study finds

A New York University study found that when people are highly committed to a goal, they are more likely to assume others share the same objective. In contrast, when individuals have already achieved their goals, there is no relationship between goal commitment and perceived similarity.

SourceNew York University·JournalEuropean Journal of Social Psychology·DateMay 18, 2015
Fluke 87V Industrial Digital Multimeter

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

Study highlights ways to boost weather and climate predictions

A team of UK scientists studied how changes in the stratosphere affect surface-level jet streams, storm tracks, and weather. The research highlights a series of global weather phenomena resulting from the 'coupling' between the stratosphere and troposphere, such as extreme temperatures over eastern North America.

SourceUniversity of Exeter·JournalNature Geoscience·DateMay 18, 2015
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Microclinics help keep Kenyan HIV patients in care

A microclinic intervention significantly reduced disengagement from care by half and decreased stigma by 25% among rural Kenyan HIV patients. By mobilizing social networks, these clinics provided crucial support to patients, ultimately improving retention in care.

SourceUniversity of California - San Francisco·JournalJAIDS Journal of Acquired Immune Deficiency Syndromes·DateMay 18, 2015

Diagnostic errors linked to high incidence of incorrect antibiotic use

Researchers found that 95% of patients with incorrect diagnoses were given inappropriate antibiotics, while only 38% of those with correct diagnoses received incorrect treatment. Diagnostic accuracy is crucial for safe antibiotic use.

SourceSociety for Healthcare Epidemiology of America·JournalInfection Control and Hospital Epidemiology·DateMay 18, 2015

Beyond the poppy: A new method of opium production

Researchers from Concordia University and UC Berkeley have developed a new method to produce alkaloids, including codeine and morphine, using engineered yeast. This breakthrough enables the synthesis of valuable pharmaceuticals, paving the way for the creation of new complex compounds with therapeutic effects.

SourceConcordia University·JournalNature Chemical Biology·DateMay 18, 2015

Evaluating adverse cardiac events in patients with chest pain at hospital admission

A large study found that routine hospital admission for patients with chest pain and negative emergency department evaluations is rarely associated with adverse cardiac events. The study suggests that judicious follow-up in the outpatient setting may be more effective, improving patient outcomes while reducing unnecessary hospitalization.

SourceJAMA Network·JournalJAMA Internal Medicine·DateMay 18, 2015
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.

Sleep apnea linked to depression in men

Severe obstructive sleep apnea and excessive daytime sleepiness are associated with an increased risk of depression in men. A large community-based study found that previously undiagnosed severe OSA and EDS were significantly linked to depression prevalence and incidence in a population of Australian men.

SourceAmerican Thoracic Society·DateMay 18, 2015

A blood test for early detection of breast cancer metastasis

A new blood test has been developed to detect breast cancer metastasis significantly earlier than current methods, according to researchers at Lund University. The test uses circulating tumor DNA in the blood to identify genetic mutations specific to each tumor.

SourceLund University·JournalEMBO Molecular Medicine·DateMay 18, 2015

Discovery paves way for homebrewed drugs

A team of researchers has successfully engineered a yeast strain to produce morphine and potentially other drugs, including antibiotics and anti-cancer therapeutics. The breakthrough could significantly reduce the cost of drug discovery and manufacturing, but raises concerns about potential misuse and calls for urgent regulation.

SourceUniversity of California - Berkeley·JournalNature Chemical Biology·DateMay 18, 2015

Academic medical centers at risk of a 'Kodak moment' if they fail to adapt

Academic medical centers face pressure to transition from 'sickness' care to 'healthcare', emphasizing preventive and therapeutic services. AMCs must redesign delivery mechanisms, position themselves as tertiary hubs, or create new specialties like observation medicine to survive.

SourceTemple University Health System·JournalAcademic Medicine·DateMay 18, 2015
Celestron NexStar 8SE Computerized Telescope

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

Jumping spiders are masters of miniature color vision

Researchers discovered jumping spiders use 'spectral filtering' to see in three color channels, like humans. Their principal eyes detect red, green, and UV light, with a filter converting some green-sensitive cells to see red.

SourceCell Press·JournalCurrent Biology·DateMay 18, 2015

Historical land use an important factor for carbon cycling in northern lakes

A new study by researchers from Umea University found that historical land use has a significant impact on carbon cycling in northern lakes. The study analyzed lake-sediment records and found that organic carbon concentrations varied depending on natural dynamics and human impacts over thousands of years.

SourceUmea University·JournalProceedings of the National Academy of Sciences·DateMay 18, 2015
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.

AGA Research Foundation funds new wave of young GIs

The AGA Research Foundation has awarded over $10 million in research grants to 22 young investigators pursuing careers in gastroenterology and related fields. The recipients will support promising research projects that aim to advance understanding of digestive diseases and improve patient care.

SourceAmerican Gastroenterological Association·DateMay 18, 2015

Pockmarks on the lake bed

Researchers have found four enormous craters on the lake bed, measuring 80-160 meters in diameter and up to 60 meters deep. The craters are filled with a suspension of water and sediment, indicating that they are linked to karst systems and possibly triggered by earthquakes.

SourceETH Zurich·JournalGeophysical Research Letters·DateMay 18, 2015

Microchip captures clusters of circulating tumor cells -- NIH study

Researchers developed a microfluidic chip to capture CTC clusters from whole blood, revealing their prevalence and potential role in metastasis. The Cluster-Chip captured 30-40% of patients' CTC clusters, offering new insights into cancer biology and potentially leading to breakthroughs in cancer research.

SourceNIH/National Institute of Biomedical Imaging & Bioengineering·JournalNature Methods·DateMay 18, 2015
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.

Hard to understand, harder to remember

Researchers found that native English speakers had difficulty recalling words spoken in a Korean accent, suggesting that understanding foreign accents may reduce information processing capacity. The study's results have implications for communication strategies in settings like schools and hospitals.

SourceAcoustical Society of America·DateMay 18, 2015

Sleep apnea common among patients undergoing heart procedure

A large multicenter study found that obstructive sleep apnea (OSA) is prevalent among patients undergoing percutaneous coronary intervention (PCI), affecting nearly half of them. The study also suggests that the methods used to screen for OSA in patients with cardiovascular diseases need to be improved.

SourceAmerican Thoracic Society·DateMay 18, 2015
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.

Plant dispersal insights may aid climate change predictions

Researchers compared plant taxa to climatic history and habitat information to provide new insights into plant dispersal patterns. The findings suggest that some plants escaped extinction by dispersing from Antarctica millions of years ago, improving the accuracy of climate change prediction models.

SourceWiley·JournalJournal of Biogeography·DateMay 18, 2015

'Imperfect drug penetration' speeds pathogens' resistance, study finds

Researchers found that imperfect drug penetration can lead to spatial monotherapy and rapid evolution of multidrug resistance. To combat this, doctors should consider drug combinations that reach similar parts of the body, potentially leaving pockets without any drugs.

SourceSan Francisco State University·JournalProceedings of the National Academy of Sciences·DateMay 18, 2015
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.

Microclinics help keep Kenyan HIV patients in care

A study found that microclinics significantly reduced the rate of HIV patient disengagement from care by half and decreased perceived stigma within communities. Microclinics mobilized rural Kenyan patients' informal social networks to support their staying in care.

SourceUniversity of California - San Francisco·JournalJAIDS Journal of Acquired Immune Deficiency Syndromes·DateMay 18, 2015

Patients seek greater ownership of health-care decisions

A study found that patients with ulcerative colitis spend an average of 5.5 hours researching surgical options before meeting with their doctor. Patients reported that while doctors provide the most believable information, it is often the least helpful, emphasizing the need for improved decision-support tools.

SourceDigestive Disease Week·DateMay 18, 2015

Seals threaten Scottish cod stock recovery

Research led at the University of Strathclyde suggests that predatory seals are a major obstacle to cod stock recovery in Scottish waters. The study found that grey seal predation has increased to compensate for declining fishing efforts, leading to losses of over 40% of the total stock.

SourceUniversity of Strathclyde·JournalJournal of Applied Ecology·DateMay 18, 2015
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.

Forecasting future infectious disease outbreaks

A new study uses machine learning to pinpoint rodent species effective disease reservoirs and identify geographic hotspots vulnerable to emerging diseases. The research provides a basis for targeted surveillance efforts, highlighting the importance of collaboration with experts on the ground.

SourceCary Institute of Ecosystem Studies·JournalProceedings of the National Academy of Sciences·DateMay 18, 2015