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Science News for November 17, 2014


As temperatures rise, soil will relinquish less carbon to the atmosphere than predicted

A new computer model developed by researchers from the Lawrence Berkeley National Laboratory predicts that warming temperatures will return less soil carbon to the atmosphere than previously thought. The model takes into account the complex interactions between soil microbes and their surroundings, which vary over time and place.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature Climate Change·DateNov 17, 2014
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.

Creating trust in the time of Ebola

A study by Johns Hopkins Bloomberg School of Public Health researcher Timothy Roberton found that a lack of trust among community members and frontline health workers contributed to the spread of Ebola. In Guinea, villagers refused to listen to public health messages, ignoring advice on how to protect themselves from the disease.

SourceJohns Hopkins Bloomberg School of Public Health·DateNov 17, 2014

Middle managers and hermit crabs

Research finds middle managers are less likely to share their ideas with superiors as organizational hierarchy increases, leading to a lack of control and evaluation apprehension. The study suggests that top management can adjust the idea funnel to promote or counterbalance employee behavior.

SourceUniversity of California - Riverside·JournalStrategic Management Journal·DateNov 17, 2014

New paper identifies virus devastating sea stars on Pacific Coast

A new virus, Sea Star Associated Densovirus (SSaDV), has been identified as the cause of a widespread disease affecting sea stars along the Pacific Coast. The study found that the virus was present in museum specimens dating back to 1942 and had likely existed at low levels for over 72 years.

SourceNatural History Museum of Los Angeles County·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

State-of-the-art integrated imaging system allows mapping of brain cells responsible for memory

Researchers developed an advanced imaging system to identify cells storing memory in a tiny worm, offering a new way to investigate molecular substrates of memory. The study may lead to understanding how memory loss occurs in humans and potentially develop therapies for memory disorders.

SourceInstitute for Integrated Cell-Material Sciences, Kyoto University·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

Penn engineers efficiently 'mix' light at the nanoscale

Researchers at Penn have engineered a nanowire system that can combine two light waves to produce a third with a different frequency, using an optical cavity to amplify the intensity of the output. The system achieved high efficiency in mixing frequencies, enabling fundamental computation capabilities.

SourceUniversity of Pennsylvania·JournalNature Communications·DateNov 17, 2014

Women's fertility linked to detox element in diet

Researchers have found that selenium and selenoproteins are at elevated levels in large, healthy ovarian follicles, playing a critical role as an antioxidant during follicle development. This discovery could lead to better understanding of how to optimize selenium levels to improve women's chances of conceiving.

SourceUniversity of Adelaide·JournalMetallomics·DateNov 17, 2014

Study on hospital stays contributes to Hispanic Paradox

A new study by researchers from the University of North Texas found that Hispanics were hospitalized significantly fewer days during a 12-month period compared to non-Hispanic whites and blacks, and were more likely to survive hospital stays. This discovery contributes to the Hispanic Mortality Paradox, where Hispanics tend to outlive ...

SourceUniversity of North Texas·JournalJournal of Latina/o Psychology·DateNov 17, 2014
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.

Physicians prescribe less brand name drugs when EHR default settings show generics first

A study found that programming electronic health records to make generic drugs the default choice increases generic medication prescribing rates, leading to cost savings and reduced healthcare spending. The intervention was effective in both ambulatory clinics and did not require additional effort from physicians.

SourceUniversity of Pennsylvania School of Medicine·JournalAnnals of Internal Medicine·DateNov 17, 2014

New insights that link Fragile X syndrome and autism spectrum disorders

Scientists have pinpointed a novel role of FMRP in the embryonic development of the brain cortex, leading to delays in proper formation and affecting postnatal life and brain connectivity. The study may provide insights into cellular mechanisms affected in patients with Fragile X syndrome and autism spectrum disorders.

SourceVIB (the Flanders Institute for Biotechnology)·JournalNature Neuroscience·DateNov 17, 2014

Evolutionary constraints revealed in diversity of fish skulls

A new study found that eels' biting behavior led to remarkable diversification of skull shapes, whereas suction feeding constrains most fish. The research mapped out evolutionary relationships among eel species and their relatives to understand the factors promoting morphological diversity.

SourceUniversity of California - Santa Cruz·JournalNature Communications·DateNov 17, 2014
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.

UTHealth smoking study: Financial incentives double quit rates

Researchers found that small financial incentives doubled smoking cessation rates among socioeconomically disadvantaged smokers. The study, published in the American Journal of Public Health, suggests that such programs could be a cost-effective solution to reduce smoking-related illnesses.

SourceUniversity of Texas Health Science Center at Houston·JournalAmerican Journal of Public Health·DateNov 17, 2014

New genetic cause for rare form of epilepsy identified

Researchers have discovered a single mutation in a gene that explains a significant proportion of unsolved cases of progressive myoclonus epilepsy. The mutation disrupts brain signal transmission, leading to epileptic seizures and muscle twitching starting in childhood.

SourceUniversity of Melbourne·JournalNature Genetics·DateNov 17, 2014

Subtle shifts in the Earth could forecast earthquakes, tsunamis

A University of South Florida-led team has discovered that subtle shifts in the earth's offshore plates can predict the size of future disasters. The researchers used high precision GPS to measure slight shifts on a fault line in Costa Rica, finding that slow slip events can release stress and strain before major earthquakes and tsunamis.

SourceUniversity of South Florida (USF Health)·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014
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.

News from Nov. 18 Annals of Internal Medicine Supplement

Researchers found that smartphone apps designed for weight loss were unlikely to produce substantial weight loss in obese patients, highlighting the need for more engaging and time-efficient tools. Meanwhile, a study showed that offering a one-in-ten chance of winning $50 increased colon cancer screening rates by 20% compared to other ...

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateNov 17, 2014

Study suggests home cooking is a main ingredient in a healthier diet

A new study by Johns Hopkins Bloomberg School of Public Health researchers suggests that people who cook meals at home tend to eat healthier and consume fewer calories. Those who frequently cook at home also tend to rely less on frozen foods and fast food, even when eating out.

SourceJohns Hopkins Bloomberg School of Public Health·JournalPublic Health Nutrition·DateNov 17, 2014
Apple iPhone 17 Pro

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

NASA sees the Southern Indian Ocean cyclone season awaken

The first tropical cyclone of the Southern Indian Ocean cyclone season has formed over 300 miles from Diego Garcia. The storm, named Adjali, is moving east-southeast at 3 knots and expected to intensify before weakening around La Reunion Island.

SourceNASA/Goddard Space Flight Center·DateNov 17, 2014

A new genetic cause for a progressive form of epilepsy identified

A new gene has been identified as the genetic cause of a progressive form of epilepsy in nearly one-third of patients. The mutation affects a potassium channel encoding gene KCNC1, which disrupts signal transmission in the brain and causes epileptic seizures and myoclonus.

SourceUniversity of Helsinki·JournalNature Genetics·DateNov 17, 2014

Vital exhaustion may raise risk of first-time cardiovascular disease

Researchers found a significant association between vital exhaustion and an increased risk of developing first-time cardiovascular disease. Vital exhaustion, characterized by fatigue, irritability, and demoralization, was linked to a 36 percent higher risk of heart disease in healthy individuals.

SourceAmerican Heart Association·DateNov 17, 2014
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.

Symmetrical knees linked to Jamaican sprinting prowess

A Rutgers-led study measures symmetry in elite track and field athletes, finding that symmetrical knees are associated with better times. The researchers discovered that the knees of Jamaican sprinters were more symmetrical than those of non-sprinting Jamaicans, with the most symmetrical knees belonging to 100-meter specialists.

SourceRutgers University·JournalPLOS ONE·DateNov 17, 2014

Graphene/nanotube hybrid benefits flexible solar cells

Rice University scientists have developed a novel cathode for dye-sensitized solar cells using graphene/nanotube hybrids, improving efficiency and reducing costs. The new material has a huge surface area, allowing for more efficient electron transfer and better contact with the electrolyte.

SourceRice University·JournalJournal of Materials Chemistry A·DateNov 17, 2014

Research suggests warmth, flowing water on early Mars were episodic

Scientists found that ancient rivers, streams, and lakes on Mars were likely formed during brief periods of volcanic activity, warming the planet enough for water to flow. This challenges previous climate models suggesting a cold and ice-covered world, instead proposing a more complex history with episodic heating and melting.

SourceBrown University·JournalNature Geoscience·DateNov 17, 2014

Finding 'lost' languages in the brain

Researchers at McGill University found that infant experiences shape the unconscious brain, influencing adult development even after years of disuse. The study used functional MRI scans to compare brain activation patterns in girls with unilingual French-speaking families versus those adopted from Chinese-speaking families.

SourceMcGill University·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

Spice up your memory

A study published in the Asia Pacific Journal of Clinical Nutrition found that adding one gram of turmeric to breakfast improved working memory in older adults with pre-diabetes. The spice's active compound, curcumin, has been shown to reduce the risk of dementia and improve cognitive function.

SourceMonash University·JournalAsia Pacific Journal of Clinical Nutrition·DateNov 17, 2014
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.

Most people would rather harm themselves than others for profit

A UCL-led experiment found that people are willing to inflict an average of 20p per shock on themselves and 40p per shock on strangers in exchange for money, highlighting a surprisingly optimistic view of human nature. This contradicts previous studies claiming humans prioritize their own interests over others.

SourceUniversity College London·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

Family ties that bind: Having the right surname sets you up for life

A study by Gregory Clark and Neil Cummins found that social status is consistently passed down among families over multiple generations, even more strongly than height. The researchers tracked social mobility from 1170 to 2012 using rare English surnames and found little change in social mobility since pre-industrial times.

SourceSpringer·JournalHuman Nature·DateNov 17, 2014

Worldwide ship traffic up 300 percent since 1992

A new study using satellite data estimated global ship traffic from 1992 to 2012, finding a four-fold increase over the past 20 years. Shipping traffic grew faster in the Indian Ocean, peaking at a rate of 10% per year in 2011.

SourceAmerican Geophysical Union·JournalGeophysical Research Letters·DateNov 17, 2014
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.

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.

Big city hospitals severely penalized for Medicare readmissions

Research reveals that major urban hospitals in the US are disproportionately penalized for readmission rates, with Detroit and Newark suffering the nation's highest average penalties. This penalty system may lead to reduced access to care for already vulnerable populations.

SourceAmerican Heart Association·DateNov 17, 2014

The dirty side of soap

Researchers at University of California, San Diego School of Medicine found that triclosan causes liver fibrosis and cancer in laboratory mice through molecular mechanisms relevant in humans. Long-term exposure to the chemical may lead to liver toxicity, particularly when combined with other compounds.

SourceUniversity of California - San Diego·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

A new approach to fighting chronic myeloid leukemia

Researchers at EPFL have identified an alternative part of Abl-kinase on which drugs can bind with reduced risk of drug resistance. This new approach may overcome the problem of tumor drug resistance, offering a potential treatment for chronic myeloid leukemia.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Communications·DateNov 17, 2014
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.

Viruses impaired if their targets have diverse genes

A new study published in the British journal Proceedings of the Royal Society B suggests that increased genetic diversity can limit the spread and severity of viral infections in livestock and endangered species. Researchers found that viruses replicated more slowly and caused less severe disease when transmitted through genetically di...

SourceUniversity of Utah·DateNov 17, 2014

Reprogramming cells, long term

Researchers at Harvard University have successfully reprogrammed adult cells into insulin-producing beta cells in mice, showing promise for treating both Type 1 and Type 2 diabetes. The study's long-term findings suggest that the newly created cells remain functional over a period of approximately half the animal's normal lifespan.

SourceHarvard University·JournalNature Biotechnology·DateNov 17, 2014
Celestron NexStar 8SE Computerized Telescope

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

Adjusting Earth's thermostat, with caution

Researchers from Harvard School of Engineering and Applied Sciences propose a controlled experiment to test the risks and benefits of solar radiation management, aiming to reduce uncertainty in climate engineering. The 'stratospheric perturbation experiment' would involve a tiny amount of material to measure key aspects of atmospheric ...

SourceHarvard John A. Paulson School of Engineering and Applied Sciences·JournalPhilosophical Transactions of the Royal Society of London (A )·DateNov 17, 2014

Antibiotics get a 'time-out'

A McGill University Health Centre study found that adopting structured antibiotic time-outs led to decreased antibiotic costs and a small decline in Clostridium difficile infections. The time-out program, which involved regular re-evaluation of treatment strategies, resulted in improved prescribing practices among physicians.

SourceMcGill University Health Centre·JournalAnnals of Internal Medicine·DateNov 17, 2014

Automated reminders improve medication adherence and cholesterol control

A study published in the American Journal of Managed Care found that automated reminders improved medication adherence by 2 percentage points, with significant reductions in cholesterol levels. The study, which included over 21,000 participants, suggests that even small changes can have a big impact on public health.

SourceKaiser Permanente·JournalThe American Journal of Managed Care·DateNov 17, 2014
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.

Three new ornamental dogwoods introduced

The American Society for Horticultural Science has introduced three new ornamental dogwood cultivars with resistance to dogwood anthracnose and powdery mildew. 'Empire', 'Pam's Mountain Bouquet' and 'Red Steeple' exhibit excellent disease tolerance and desirable traits such as vibrant color and unique foliage.

SourceAmerican Society for Horticultural Science·JournalHortScience·DateNov 17, 2014

Heart muscle inflammation and swelling peak twice after heart attack

A new study by Mount Sinai Heart and CNIC in Spain reveals two waves of heart muscle inflammation after a heart attack, contradicting previous consensus. The researchers discovered the first wave occurs immediately after the attack and subsides, followed by a second wave that arises a week later.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalJournal of the American College of Cardiology·DateNov 17, 2014
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.

Fruit flies learn from others

Research shows that fruit fly females combine personal preferences with social information when choosing egg-laying sites. While most follow the group's cue, some females ignore social influence and stick to their own preference. This complex decision-making process is influenced by environment, genetics, and social context.

SourceSpringer Science+Business Media·JournalBehavioral Ecology and Sociobiology·DateNov 17, 2014

Need to encourage patients to screen for colon cancer? Try a lottery

A new study found that offering a $50 cash reward through a lottery-style incentive increased the completion rate of stool tests for colon cancer screening among veterans. The test helps detect early signs of abnormal growths or cancer in the colon and is recommended annually for people over 50.

SourceMichigan Medicine - University of Michigan·JournalAnnals of Internal Medicine·DateNov 17, 2014

Working the night shift burns less energy and increases risk of weight gain

A new study led by the University of Colorado Boulder found that working night shifts decreases total daily energy expenditure, leading to an increased risk of weight gain and obesity. Researchers discovered that participants burned more fat when sleeping during the day compared to nighttime sleep.

SourceUniversity of Colorado at Boulder·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014
Fluke 87V Industrial Digital Multimeter

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

Why lizards have bird breath

Scientists at the University of Utah have found that iguanas, not known for high-capacity aerobic fitness, have bird-like breathing patterns in their lungs. This discovery bolsters the case that unidirectional airflow evolved long before the first birds, suggesting a common ancestor among lizards, snakes, crocodiles, and dinosaurs.

SourceUniversity of Utah·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

Verbal abuse in the workplace: Are men or women most at risk?

A systematic review found no significant difference in the prevalence of verbal abuse between men and women, suggesting that societal factors rather than gender play a role. Men are more at risk due to adopting protective attitudes towards women in female-dominated workplaces.

SourceUniversity of Montreal·DateNov 17, 2014

One firm's loss is another's gain

A study refutes past findings that a bad service experience taints a customer for the entire day. Businesses can improve customer attitudes by offering goodwill gestures to dissatisfied customers of other firms.

SourceMichigan State University·JournalJournal of the Academy of Marketing Science·DateNov 17, 2014

Chemical disguise transforms RNAi drug delivery

Researchers at University of California, San Diego School of Medicine developed a way to chemically disguise RNAi drugs so they can enter cells. The technique converts disguised drug precursors into active RNAi drugs that selectively block target protein production in a cell.

SourceUniversity of California - San Diego·JournalNature Biotechnology·DateNov 17, 2014
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.

Penn study shows bed bugs can transmit parasite that causes Chagas disease

Researchers found that bed bugs can acquire and transmit the parasite Trypanosoma cruzi, causing Chagas disease. The study demonstrated bi-directional transmission of the parasite between mice and bed bugs, highlighting a potential emerging problem.

SourceUniversity of Pennsylvania School of Medicine·JournalAmerican Journal of Tropical Medicine and Hygiene·DateNov 17, 2014

Researchers discern the shapes of high-order Brownian motions

Researchers at Case Western Reserve University have developed a novel scanning optical interferometry technique that enables the spatial mapping and visualization of high-order modes of Brownian motions. This breakthrough technology holds promise for multimodal sensing, signal processing, and computing applications.

SourceCase Western Reserve University·JournalNature Communications·DateNov 17, 2014

Ferret genome sequenced, holds clues to respiratory diseases

The ferret genome sequencing study provides insights into the effects of pandemic flu and cystic fibrosis on respiratory tissues. The analysis shows distinct responses in the trachea and lungs to different viruses, shedding light on the course of infection.

SourceUniversity of Washington School of Medicine/UW Medicine·JournalNature Biotechnology·DateNov 17, 2014
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.

News from Nov. 18, 2014 Annals of Internal Medicine

Researchers warn of increased bleeding risk from NSAIDs in atrial fibrillation patients and suggest alternative pain medications. Additionally, a study finds three in ten adults with diabetes remain undiagnosed, highlighting the need for improved care improvements.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateNov 17, 2014

microRNA silencing provides a successful new model for cancer therapeutics

Scientists have developed a novel delivery platform that allows for the inhibition of microRNA activity, leading to controlled cancer growth. The breakthrough uses a peptide with low-pH induced transmembrane structure to target tumor cells, providing a promising new model for cancer therapeutics.

SourceBeth Israel Deaconess Medical Center·JournalNature·DateNov 17, 2014
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.

The implications of new cholesterol guidelines on a rural Midwest community

A study in a rural Midwestern community found that the new cholesterol guidelines substantially increased the number of individuals who qualify for a statin. The biggest driver of this increase was that a larger number of older individuals without known heart disease qualified for a statin under the new guidelines.

SourceMinneapolis Heart Institute Foundation·DateNov 17, 2014

Three popular daffodil varieties determined to be highly salt tolerant

A study found that 'Tete-a-Tete', 'Dutch Master', and 'Ice Follies' daffodils can tolerate high levels of salt without compromising their visual quality. The cultivars demonstrated ability to maintain K+:Na+ ratio above 1, helping them resist negative effects of Na+, making them suitable for cut flower production and landscapes.

SourceAmerican Society for Horticultural Science·JournalHortScience·DateNov 17, 2014

Understanding adverse blood vessel remodeling following stenting

A study published in the Journal of Clinical Investigation reveals that stenting can induce deleterious blood vessel remodeling due to a specific gene variant. The researchers identify the receptor tyrosine kinase ROS1 as a potential therapeutic target for treating flow-limiting atherosclerosis.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateNov 17, 2014

Growth factor regenerates damaged nerves without sprouting new blood vessels

Researchers have discovered that growth factor VEGF-B can regenerate damaged peripheral nerves in the cornea without inducing angiogenesis. This finding suggests that VEGF-B may be a suitable candidate to treat nerve damage in areas where blood vessel formation would be detrimental.

SourceUniversity of Illinois Chicago·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014
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.

Anti-leukemia drug may also work against ovarian cancer

Researchers found that cirmtuzumab induces senescence in cancer stem cells, degrading their ability to grow and metastasize. Ovarian cancer patients with high levels of ROR1 experienced more aggressive forms of the disease, highlighting the potential of this antibody therapy as a targeted treatment.

SourceUniversity of California - San Diego·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

The secret life of anti-cancer drugs

A new review reveals that anti-cancer drugs must obtain regulatory approval, change physician prescription habits and gain patient compliance before being incorporated into daily practice.

Sourceecancermedicalscience·Journalecancermedicalscience·DateNov 17, 2014

Magic tricks created using artificial intelligence for the first time

Researchers at Queen Mary University of London have created magic tricks using artificial intelligence, leveraging mathematical techniques to create new variants. The AI-generated tricks, such as a jigsaw puzzle and mind reading card trick, were well-received by audiences and are now available for download.

SourceQueen Mary University of London·JournalFrontiers in Psychology·DateNov 17, 2014

U-M-led study adds to understanding of how phthalate exposure impacts pregnancy

Researchers at the University of Michigan School of Public Health found an association between phthalate exposure and increased levels of biomarkers of oxidative stress in pregnant women. Oxidative stress may be related to preterm birth, adverse fetal development, and maternal health complications.

SourceUniversity of Michigan·JournalEnvironmental Health Perspectives·DateNov 17, 2014

Novel basic science tip sheet

Researchers found that a diet rich in plant-based flavonoids can help regulate the body's immune system response to fine particles in polluted air, potentially reducing the risk of heart disease. Additionally, a low-cost vaccine targeting PCSK9 has been shown to safely lower bad cholesterol levels in animal studies.

SourceAmerican Heart Association·DateNov 17, 2014
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.

Unveiling the effects of an important class of diabetes drugs

A study published in Nature found that thiazolidinediones, a class of diabetes drugs, work by targeting the CDK5 pathway, but unexpectedly led researchers to discover the ERK kinase instead. MEK inhibitors, initially developed for cancer treatment, have been shown to improve insulin resistance in mouse models of diabetes

SourceBrigham and Women's Hospital·JournalNature·DateNov 17, 2014
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.

Age matters: Young larvae boost pollen foraging in honey bees

Research finds that young larvae emit specific pheromones influencing adult bee behavior, leading to increased pollen collection and reduced foragers returning empty. This discovery could benefit agricultural enterprises by optimizing pollination services through colony management.

SourceArizona State University·JournalAnimal Behaviour·DateNov 17, 2014

First genetic-based tool to detect circulating cancer cells in blood

Scientists at Northwestern University have developed a genetic-based tool called NanoFlare that can detect live circulating tumor cells in the bloodstream. The technology has the potential to improve diagnosis and treatment of breast cancer by providing a more accurate and personalized approach.

SourceNorthwestern University·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

New tools in fight against virus that attacks the brain

Researchers have created a new mouse model that allows them to study human glia in live animals, enabling the development of potential treatments for progressive multifocal leukoencephalopathy (PML). The study found that the JC virus targets astrocytes, leading to inflammation and cell death, which can trigger PML.

SourceUniversity of Rochester Medical Center·JournalJournal of Clinical Investigation·DateNov 17, 2014
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.

Fatigue, irritability, and demoralization can affect your heart health

A Mount Sinai study found that vital exhaustion increases the risk of first-time cardiovascular disease by 36%, affecting otherwise healthy people. The researchers investigated 11 prospective studies involving 60,610 participants and found a significant association between vital exhaustion and cardiovascular disease.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·DateNov 17, 2014

Chlamydia knock out the body's own cancer defence

Research reveals Chlamydia trachomatis breaks down protective protein p53, allowing cells to mutate and develop into cancer. The bacterium exploits this mechanism to survive within host cells, posing a potential risk for cancer development.

SourceMax-Planck-Gesellschaft·JournalNature Communications·DateNov 17, 2014

Datasets used by policymakers, scientists for public health analyses inconsistent

Researchers found significant differences between two commercially available datasets used to analyze the relationship between neighborhood socioeconomic characteristics and food and alcohol establishments. The study highlights the need for accurate data to support policy decisions on issues like incentives for grocery stores in econom...

SourceUniversity of Pittsburgh Schools of the Health Sciences·DateNov 17, 2014
Meta Quest 3 512GB

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

Scripps Research Institute scientists reveal weak spots in Ebola's defenses

Researchers at Scripps Research Institute have identified vulnerable sites on the surface of Ebola virus that are targeted by the antibodies in ZMapp, a drug cocktail administered to patients during the 2014 outbreak. The study provides insights into how ZMapp works and suggests strategies to improve it.

SourceScripps Research Institute·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

Fat around the heart may cause irregular heartbeat

A study found that excess fat around the heart, measured by epicardial adipose tissue volume, is more closely associated with atrial fibrillation than BMI. The layer of fat was shown to correlate with scarring in the left atrium, increasing the risk of irregular heartbeat.

SourceLoyola Medicine·DateNov 17, 2014
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.

Young vessels rejuvenate aged insulin-producing beta cells

A recent study published in PNAS shows that young capillary vessels can rejuvenate aged pancreatic islets, suggesting a new way to treat age-dependent dysregulation of blood glucose levels. By replacing the islet vasculature with young capillaries, glucose homeostasis was fully restored.

SourceKarolinska Institutet·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

Pulse oximetry screenings save lives of babies with congenital heart defects

A new screening method using pulse oximetry has detected 13 babies with previously unknown congenital heart defects in New Jersey. The screenings were mandated in licensed birthing facilities and resulted in the detection of undiagnosed critical congenital heart defects, which may have prevented significant disability or death.

SourceAmerican Heart Association·DateNov 17, 2014

Behavioral flexibility impaired after exposure to oxycodone

Researchers found that even brief oxycodone exposure can impair cognitive flexibility in rats, leading to maladaptive decision-making. The study suggests that this 'cognitive hangover' may contribute to drug addiction.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalLearning & Memory·DateNov 17, 2014
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.

Setting family rules promotes healthier behavior in children

A study by Indiana University found that setting specific family rules about healthy eating and sedentary behavior leads to healthier practices in children. Children from households with set guidelines were more likely to eat fruits and vegetables, limit screen time, and make healthier choices overall.

SourceIndiana University·DateNov 17, 2014

Where will big neuroscience take us?

Several countries have launched brain research projects with big budgets and ambitious goals, aiming to make groundbreaking discoveries and develop new treatments for diseases. The initiatives are expected to drive rapid progress in the field of neuroscience, with a focus on global collaboration and interdisciplinary approaches.

SourceThe Kavli Foundation·DateNov 17, 2014

Protecting forests alone would not halt land-use change emissions

A study by the Potsdam Institute for Climate Impact Research found that forest protection policies alone will not reduce CO2 emissions from land-use change. Implementing comprehensive conservation schemes covering all land types is crucial, as intensifying agriculture can generate higher yields to compensate for reduced land availability.

SourcePotsdam Institute for Climate Impact Research (PIK)·JournalNature Climate Change·DateNov 17, 2014

Potential therapy found for incurable pediatric brain tumor

Researchers at Northwestern University have discovered a potential drug therapy for a rare, incurable pediatric brain tumor by targeting a genetic mutation. The experimental drug GSKJ4 delayed tumor growth and prolonged survival in mice with diffuse intrinsic pontine glioma (DIPG).

SourceNorthwestern University·JournalNature Medicine·DateNov 17, 2014

TopBP1 a sweet spot for treatment in multiple cancers

Researchers at Baylor College of Medicine discovered calcein inhibits TopBP1 activities, leading to anti-tumor effects. The study found calcein has potential as a treatment for multiple cancers, including breast and ovarian cancer.

SourceBaylor College of Medicine·JournalNature Communications·DateNov 17, 2014

Effects of hyperbaric oxygen on postconcussion symptoms in military members

A clinical trial found that hyperbaric oxygen treatment did not improve postconcussion symptoms in military members, but both the treatment and sham groups showed improvements compared to those who received no supplemental air chamber treatment. The study suggests that the observed improvements may be due to placebo effects.

SourceJAMA Network·JournalJAMA Internal Medicine·DateNov 17, 2014

Advances in electron microscopy reveal secrets of HIV and other viruses

UC Davis researchers use new techniques in electron microscopy to study HIV and other viruses. They find that the gp120 trimer associates with gp41 to form a structure that allows HIV to enter host cells. The study also reveals how viruses hijack cellular processes to enter cells, shedding light on potential vaccine targets.

SourceUniversity of California - Davis·JournalScientific Reports·DateNov 17, 2014

New technique to help produce next-generation photonic chips

Researchers from the University of Southampton have developed a new technique, Ultrafast photomodulation spectroscopy (UPMS), to help produce more reliable and robust next-generation photonic chips. This method uses ultraviolet laser pulses to change the refractive index of silicon in a tiny area on the chip.

SourceUniversity of Southampton·JournalNature Photonics·DateNov 17, 2014

Small fraction of students attended schools with USDA nutrition components

According to a study, schools with all five USDA nutritional components were attended by only 1.8% and 0.3% of middle and high school students. The study found that having fruits or vegetables available, absence of higher-fat milk, and three or more standard components were associated with lower odds of overweight/obesity.

SourceJAMA Network·JournalJAMA Pediatrics·DateNov 17, 2014

Densovirus named top suspect in devastating sea star wasting disease

A genomic analysis of a newly discovered virus prevalent in symptomatic sea stars has linked Sea Star Associated Densovirus to the devastating wasting disease, potentially triggering an unprecedented ecological upheaval. The research lays the groundwork for understanding how the virus kills sea stars and what triggers outbreaks.

SourceCornell University·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

Tiny fish provides giant insight into how organisms adapt to changing environment

Researchers identify genes and networks that enable tiny Atlantic killifish to alter their body form in response to environmental changes, providing insight into phenotypic plasticity. The study's findings have substantial implications for understanding molecular evolution and its applications in climate change, medicine, and regenerat...

SourceIndiana University·JournalMolecular Biology and Evolution·DateNov 17, 2014

Climate capers of the past 600,000 years

The Lake Van drilling project provides a unique 600,000-year archive of climate fluctuations and natural hazards, including six cycles of warm and cold periods. The analysis reveals the region's high risk for earthquakes and volcanic eruptions.

SourceUniversity of Bonn·JournalQuaternary Science Reviews·DateNov 17, 2014

Revolutionary solar-friendly form of silicon shines

A team of Carnegie scientists synthesized a novel form of silicon with a quasi-direct band gap, suitable for high-efficiency solar applications. The new allotrope, Si24, has an open framework structure and is stable at ambient pressure, making it potentially more effective than conventional diamond-structured silicon

SourceCarnegie Institution for Science·JournalNature Materials·DateNov 17, 2014

Second protein associated with common cause of kidney failure identified

Researchers have identified a second protein, THSD7A, associated with membranous nephropathy, a common cause of kidney failure. This finding allows for the development of a new blood test to diagnose and monitor the disease, providing additional tools for clinicians to follow treatment response.

SourceAmerican Society of Nephrology·JournalNew England Journal of Medicine·DateNov 17, 2014

Ten ways remote sensing can contribute to conservation

The study highlights the top 10 ways remote sensing can be used in conservation, including species distribution, ecosystem processes, and climate change. The authors hope to jumpstart a new collaborative initiative that provides guidance for space agencies and partners on advancing wildlife protection and protected area management.

SourceWildlife Conservation Society·JournalConservation Biology·DateNov 17, 2014

British men who pay for sex have many (unpaid) sexual partners

A study of over 6,100 British men found that those who paid for sex had twice as many lifetime sexual partners as the general population, but few were paid for. Young professionals with a taste for binge drinking and recreational drugs were more likely to engage in this behavior.

SourceBMJ Group·JournalSexually Transmitted Infections·DateNov 17, 2014

Diarrhea and candidiasis associated with common antibiotic amoxicillin

A systematic review of controlled trials involving adults and children found that diarrhea was over three times as likely in people taking amoxicillin-clavulanic acid, while candidiasis was also associated with the use of this antibiotic combination. The study highlights under-reporting of harms in clinical trials.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateNov 17, 2014

UT Arlington to lead $1.6 million research project focused on digital learning

The University of Texas at Arlington has been chosen to lead a $1.6 million initiative to connect researchers across the country studying digital learning's impact on higher education. The Digital Learning Research Network will benefit universities making the transition to digital learning and learners from underrepresented groups.

SourceUniversity of Texas at Arlington·DateNov 17, 2014

Calorie-restricting diets slow aging, study finds

Researchers at NYU Langone Medical Center found that calorie-restricted diets slowed the normal rise and fall of genes linked to aging and memory formation in the brain. The study used female mice fed food pellets with 30% fewer calories than controls, and tissue analyses showed a significant impact on gene expression.

SourceNYU Langone Health / NYU Grossman School of Medicine·DateNov 17, 2014

Researchers present highly anticipated IMPROVE-IT results

Adding ezetimibe to statin therapy lowered cholesterol levels and reduced cardiovascular events by 6.4% in patients following heart attack, according to the IMPROVE-IT trial. The study found that adding ezetimibe resulted in a significant reduction in cardiovascular events, including heart attacks and strokes.

SourceBrigham and Women's Hospital·DateNov 17, 2014

NASA's SDO sees returning sunspot produce mid-level flare

A mid-level solar flare was detected by NASA's Solar Dynamics Observatory on Nov 16, 2014, emerging from an active region that previously rotated across the front of the sun in October. The M5.7-class flare is a tenth the size of X-class flares and may disturb GPS and communications signals.

SourceNASA/Goddard Space Flight Center·DateNov 17, 2014

Side effects of possible anti-cancer strategy discovered

A promising anti-cancer approach targeting Malt1 protein's protease function in lymphoma cells may also cause destructive autoimmune inflammation when its other functions are preserved. Researchers discovered this unexpected side effect using an animal model, emphasizing the need for new alternatives to treat lymphomas.

SourceTechnical University of Munich (TUM)·JournalCell Reports·DateNov 17, 2014

New advance in cryopreservation could change management of world blood supplies

Researchers at Oregon State University have identified a method to rapidly prepare frozen red blood cells for transfusions, reducing the time-consuming process of thawing and removing glycerol from the blood. This breakthrough could make it feasible to use frozen blood in emergency situations, solving inefficiencies in the current system.

SourceOregon State University·JournalBiomicrofluidics·DateNov 17, 2014

Second protein associated with common cause of kidney failure identified

Researchers have identified a new protein, THSD7A, that turns the immune system against itself in kidney disease called membranous nephropathy (MN). This discovery enables the development of a blood test to diagnose MN, which can reduce the need for kidney biopsies by up to 85%.

SourceUniversity of Louisville·JournalNew England Journal of Medicine·DateNov 17, 2014

Credit score can also describe health status

A new analysis from a long-term study of over 1,000 New Zealanders found a strong relationship between low credit scores and poor cardiovascular health. The study also suggests that personal attributes such as self-control, planning ahead, and perseverance can predict both better financial status and better health.

SourceDuke University·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

With rewards, we remember more than we should

A new study at Brown University found that reward overcomes retrieval-induced forgetting, a phenomenon where practicing certain facts suppresses recall of others. Volunteers who earned rewards during practice had improved recall of unpracticed fish category facts.

SourceBrown University·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

Major brain pathway rediscovered after century-old confusion, controversy

Researchers have rediscovered a large fiber pathway in the brain that was previously unknown, despite being visible in dozens of MRI scans. The vertical occipital fasciculus plays a role in visual processing and perception, and an algorithm has been developed to identify and measure its properties.

SourceUniversity of Washington·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

NASA computer model provides a new portrait of carbon dioxide

A new ultra-high-resolution NASA computer model provides a stunning visual portrait of how carbon dioxide travels around the globe. The simulation, called GEOS-5, illustrates regional variations in carbon dioxide levels and differences between northern and southern hemispheres.

SourceNASA/Goddard Space Flight Center·DateNov 17, 2014

Scientists X-ray tiny cell organelles responsible for carbon fixation

Researchers successfully imaged carboxysome particles, a key component in photosynthetic bacteria's carbon fixation process, using an X-ray laser method. The technique enables single-particle imaging of objects with varying size and shape, shedding light on the structure and dynamics of life's smallest units.

SourceUppsala University·JournalNature Photonics·DateNov 17, 2014

Less sex plus more greens equals a longer life

A Tel Aviv University study found that reptiles with reduced reproductive rates and plant-rich diets lived longer than those with faster growth and early reproduction. Herbivorous reptiles consumed fewer calories and took a more leisurely pace, leading to increased longevity.

SourceAmerican Friends of Tel Aviv University·JournalGlobal Ecology and Biogeography·DateNov 17, 2014

Overhaul in tropical forest research needed

A new study reveals that long-used field inventory plots are not representative of tropical forests, leading to biased results. Advanced three-dimensional forest mapping techniques provide a more accurate understanding of forest structures and systems on large geographic scales.

SourceCarnegie Institution for Science·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

A noncoding RNA promotes pediatric bone cancer

A new study identifies Ewing sarcoma-associated transcript 1 (EWSAT1) as a critical target of the EWS-FLI1 fusion protein, contributing to cancer cell growth and repression of key genes. This finding supports the notion that long noncoding RNAs can drive cancer development and highlights an important mediator in Ewing Sarcoma.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateNov 17, 2014

Infection-fighting B cells go with the flow

B cells use a unique migration strategy in the bone marrow that allows them to exit slowly and be passively swept out by blood flow. The researchers found that the absence of CXCR4 significantly slows down B cell movement, highlighting the importance of this protein in regulating immune cell egress.

SourceRockefeller University Press·JournalJournal of Experimental Medicine·DateNov 17, 2014