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Science News for February 22, 2012


Researchers confirm WIC breastfeeding rate data

Researchers verified that WIC administrative records accurately reflect breastfeeding practices among over 2000 low-income mothers. The study's findings provide a critical resource for nationwide breastfeeding surveillance and monitoring systems.

SourceSAGE·JournalJournal of Human Lactation·DateFeb 22, 2012

JCI online early table of contents: Feb. 22, 2012

Research identifies increased expression of Dyrk1a as a potential explanation for the increased risk of acute megakaryoblastic leukemia (AMKL) in children with Down syndrome. A candidate therapeutic target, small-molecule inhibitors of DYRK1A activity, have been proposed.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateFeb 22, 2012

Academic inventors critical to American innovation

The US Patent and Trademark Office (USPTO) is working closely with the National Academy of Inventors to promote American academic innovation. The collaboration aims to recognize and support inventors at universities, enhance visibility of university technology, and encourage disclosure of intellectual property.

SourceUniversity of South Florida (USF Health)·JournalJournal of Technology and Innovation·DateFeb 22, 2012
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.

The heart beats to the rhythm of a circadian clock

A study published in Nature found a link between the circadian clock and sudden cardiac death, revealing that the controller of the circadian clock, Klf15, affects potassium flow out of heart muscle cells. This can lead to abnormal heart rhythms and increased risk of deadly arrhythmias.

SourceBaylor College of Medicine·JournalNature·DateFeb 22, 2012

MOFs special review issue

Researchers analyzed over 4,000 studies on MOFs, concluding they have immense potential for various applications. The special issue of Chemical Reviews presents the latest advances and prospects for commercial applications of these materials.

SourceAmerican Chemical Society·JournalChemical Reviews·DateFeb 22, 2012
Apple iPhone 17 Pro

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

Web security start-up receives $1.1 million

StopTheHacker, a UC Riverside graduate-led start-up, has received $1.1 million in funding to launch sales and marketing of its web site security product that uses artificial intelligence algorithms to detect malware. The company aims to help small and medium-sized businesses protect themselves against hacker attacks.

SourceUniversity of California - Riverside·DateFeb 22, 2012

Broken hearts really hurt

Recent studies have found that physical and social pain are processed in the same brain regions, with shared emotional components. This overlap is validated by research, suggesting that people who experience social rejection may be more empathetic towards those with physical pain.

SourceAssociation for Psychological Science·JournalCurrent Directions in Psychological Science·DateFeb 22, 2012

Cancer discovery shows promise of new drugs

Researchers at UCSF have discovered a new class of drugs that target the mTOR protein, which is hyperactive in many forms of cancer. The new drugs block mTOR more completely than previous ones, effectively hobbles cancer cells and prevents metastasis.

SourceUniversity of California - San Francisco·JournalNature·DateFeb 22, 2012
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.

Chronic stress in elephants can affect long-term behavior

Research on elephants in South Africa reveals chronic stress leads to 'refuge behavior,' changing space use and preferences. Higher physiological stress levels result in 20-43% lower land usage, highlighting the need for wildlife management projects to consider these effects.

SourcePLOS·JournalPLOS ONE·DateFeb 22, 2012

Toxic aldehydes detected in reheated oil

Researchers have discovered toxic aldehydes in food oils, including sunflower oil, which can be harmful when heated. The study found that these compounds are present even after cooking, posing a risk to human health.

SourceSpanish Foundation for Science and Technology·JournalFood Chemistry·DateFeb 22, 2012

NIH-funded science on hearing research at annual ARO meeting

Researchers discuss advancements in cochlear implant technology and spiral ganglion cell regeneration, aiming to improve sound localization and processing. They also explore strategies for auditory training of older adults to enhance speech understanding in noisy environments.

SourceNIH/National Institute on Deafness and Other Communication Disorders·DateFeb 22, 2012

Research discovers potentially deadly fungus senses body's defenses to evade them

A research team has found that opportunistic fungi like Candida albicans can sense the immune status of host cells and adapt to evade immune system defenses. The study reveals that these fungi bind to a key immune signaling molecule, Interleukin 17A, allowing them to survive and even cause disease in immunosuppressed patients.

SourceLouisiana State University Health Sciences Center·JournalNature Communications·DateFeb 22, 2012
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.

New melanoma drug nearly doubles survival in majority of patients

A new melanoma drug, vemurafenib (Zelboraf), has been shown to nearly double the median overall survival of patients with metastatic melanoma. The Phase 2 trial found that 53% of patients responded to treatment and experienced improved survival rates.

SourceVanderbilt University Medical Center·JournalNew England Journal of Medicine·DateFeb 22, 2012

Phobia's effect on perception of feared object allows fear to persist

Researchers found that individuals with a fear of spiders perceive the spiders as larger than they really are, which can lead to avoidance and persistence of the phobia. This warped perception doesn't necessarily interfere with daily living but can impact treatment outcomes.

SourceOhio State University·JournalJournal of Anxiety Disorders·DateFeb 22, 2012

Ancient rock art found in Brazil

Researchers have discovered an extremely old anthropomorphic figure engraved in rock in Brazil, dating back to between 9,000 and 12,000 years ago. The find supports the hypothesis that humans settled the New World relatively early and suggests a diverse range of symbolic thinking among early American settlers.

SourcePLOS·JournalPLOS ONE·DateFeb 22, 2012
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.

'Miracle material' graphene is thinnest known anti-corrosion coating

Researchers have discovered that graphene provides exceptional corrosion protection, even at a single layer thickness, outperforming conventional coatings. The study's findings suggest graphene could be ideal for applications where a thin coating is necessary, such as in microelectronic components.

SourceAmerican Chemical Society·JournalACS Nano·DateFeb 22, 2012

Climate change affects bird migration timing in North America

A recent study published in PLOS ONE found that climate change is affecting bird migration timing in North America, with species shifting their arrival times by as much as 3-6 days per degree Celsius. The study used citizen science data from amateur birdwatchers to analyze the effects of spring temperature warming on migration patterns.

SourcePLOS·JournalPLOS ONE·DateFeb 22, 2012

A faster way to catch cells

A new microfluidic device can isolate target cells much faster than existing devices, using a soft membrane with nanoscale pores to guide fluid and bring cells in contact with antibodies. This technology could be used for point-of-care diagnostics and personalized medicine applications, such as cancer diagnosis.

SourceMassachusetts Institute of Technology·JournalBiophysical Journal·DateFeb 22, 2012
Fluke 87V Industrial Digital Multimeter

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

Cognitive rehabilitation improves brain performance in patients with MS

A study published in Radiology found that computer-assisted cognitive rehabilitation improved attention and information processing skills in patients with relapsing-remitting multiple sclerosis. The rehabilitation program showed modifications in brain activity correlated with cognitive improvement, without structural changes in the brain.

SourceRadiological Society of North America·JournalRadiology·DateFeb 22, 2012

Local cops on front lines against product counterfeiting

A new report from Michigan State University criminologists found that local police were involved in nearly half of the identified product counterfeiting cases related to Michigan, highlighting their crucial role in combating this growing crime. The study also revealed alarming statistics, including a $3 million fine for an individual c...

SourceMichigan State University·DateFeb 22, 2012
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.

Injectable gel could repair tissue damaged by heart attack

Researchers at the University of California - San Diego have developed an injectable hydrogel that could repair cardiac tissue damaged by heart attacks. The gel promotes positive remodeling-type response and is compatible with catheter delivery, offering a minimally invasive treatment option.

SourceUniversity of California - San Diego·JournalJournal of the American College of Cardiology·DateFeb 22, 2012
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.

Uncovered: Genetic cause of complex disease seen in Irish Traveller community

Researchers have discovered that mutations in the MCM4 gene are responsible for a complex inherited condition affecting adrenal glands, growth, and immune cells in the Irish Traveller community. The findings provide deep insight into DNA replication and genomic instability, potentially increasing cancer risk.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateFeb 22, 2012

Education doesn't increase support for affirmative action among whites, minorities

A study by Geoffrey T. Wodtke finds that education does not increase support for affirmative action among whites and minorities, contradicting the common view that education is uniformly liberalizing. However, it does increase support for race-targeted job training. Education also has no effect on negative stereotyping among Asians.

SourceAmerican Sociological Association·JournalSocial Psychology Quarterly·DateFeb 22, 2012
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: Increasingly, children's books are where the wild things aren't

A recent study found a steady decline in illustrations of natural environments and wild animals in award-winning children's picture books. The researchers examined nearly 8,100 images from nearly 300 Caldecott Medal winners and found that built environments dominated the scene, with natural environments and wild animals virtually absent.

SourceUniversity of Nebraska-Lincoln·JournalSociological Inquiry·DateFeb 22, 2012

Theory of the 'rotting' Y chromosome dealt a fatal blow

A team of Whitehead Institute scientists confirms that the human Y chromosome has not lost a single ancestral gene in the past 25 million years. The study, published in Nature, contradicts the 'rotting Y' theory and suggests the Y chromosome has been genetically stable since its divergence from other chromosomes 25 million years ago.

SourceWhitehead Institute for Biomedical Research·JournalNature·DateFeb 22, 2012

New nanotechnology converts heat into power when it's needed most

Researchers at Wake Forest University developed Power Felt, a thermoelectric device that converts body heat into an electrical current. The technology has potential uses in various applications, including powering mobile devices during emergencies or boosting battery power in vehicles.

SourceWake Forest University·JournalNano Letters·DateFeb 22, 2012
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.

Newly approved drug for metastatic melanoma nearly doubles median survival

A newly approved drug for metastatic melanoma has nearly doubled median survival times, changing the way this deadly form of skin cancer is treated. The drug, Zelboraf, blocks a mutated BRAF protein and has been shown to have a significant impact on patient outcomes.

SourceUniversity of California - Los Angeles Health Sciences·JournalNew England Journal of Medicine·DateFeb 22, 2012

Researchers evaluate teaching program for breaking bad news to patients

Researchers evaluated a teaching program for breaking bad news to patients, finding that medical students reported improved comfort in addressing difficult topics. The program involved videotaped sessions with standardized patients and post-interview discussions, which were found to be highly beneficial.

SourceH. Lee Moffitt Cancer Center & Research Institute·JournalJournal of Cancer Education·DateFeb 22, 2012

Circadian rhythms linked to sudden cardiac death, study finds

Researchers at Case Western Reserve University School of Medicine discovered a novel genetic factor linking the body's natural circadian rhythm to heart electrical activity. This discovery provides insights into day-night variation in arrhythmia susceptibility and may lead to innovative approaches for diagnosis, prognosis, and treatment.

SourceCase Western Reserve University·JournalNature·DateFeb 22, 2012
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.

Solved! Mystery that stumped ecosystem modelers

Scientists have found that predator/prey relationships are crucial for maintaining stability and diversity in complex ecosystems, contradicting earlier modeling results. The research provides a new framework for understanding ecosystem responses to environmental change.

SourceU.S. National Science Foundation·JournalNature·DateFeb 22, 2012
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.

In food form, some probiotics have a better chance to promote health

Researchers have developed a model gastric system to evaluate probiotic survival, finding that some bacteria strains thrive in fermented milks. The study suggests that certain lactococcal and enterococci strains can resurrect their viability in the small intestine.

SourceElsevier Health Sciences·JournalJournal of Dairy Science·DateFeb 22, 2012

Disappearing and reappearing superconductivity surprises scientists

Researchers have discovered unexpected superconductivity in a type of compound at higher pressures, contradicting earlier findings. The study reveals a transition temperature that disappears and reappears under extreme pressure conditions, sparking further research into its causes.

SourceCarnegie Institution for Science·JournalNature·DateFeb 22, 2012

Virginia Tech, Wake Forest University announce youth football publication, new head impact study

The Virginia Tech – Wake Forest University School of Biomedical Engineering and Sciences has published the first-ever data on head impacts from youth football players. The new study, called Kinematics of Impact Data Set (KIDS), aims to map the head impact exposure of youth football players across all age groups from 6 to 18 years.

SourceVirginia Tech·JournalAnnals of Biomedical Engineering·DateFeb 22, 2012
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.

Scientists discover likely new trigger for epidemic of metabolic syndrome

Researchers found elevated levels of Toll-like receptors (TLRs) in individuals at risk for heart disease and diabetes, indicating a key role in the inflammatory response. The study suggests that suppressing TLR activity may be effective in treating these conditions, providing new insights into the development of metabolic syndrome.

SourceUniversity of California - Davis Health·JournalDiabetes Care·DateFeb 22, 2012
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.

Toxins from diseased brain cells make diseases of the brain even worse

Researchers have discovered that toxins released by diseased brain cells trigger a vicious circle of immune system activation, leading to high levels of free radicals that attack healthy nerve cells. The discovery may lead to targeted therapies to slow down these diseases.

SourceUniversity of Copenhagen·JournalJournal of Biological Chemistry·DateFeb 22, 2012

News coverage of alcohol's harm may sway support for liquor-control laws

A recent study found that news coverage emphasizing the role of alcohol in violent crime and fatal injuries can increase public support for alcohol-control laws. The study revealed that most news reports on these topics fail to mention alcohol, leading to a lack of awareness about its contribution to accidents and violence.

SourceJournal of Studies on Alcohol and Drugs·JournalJournal of Studies on Alcohol and Drugs·DateFeb 22, 2012

Shifting the clinical teaching paradigm in undergraduate nursing education

The NYU College of Nursing has implemented a new clinical teaching model using high-fidelity human patient simulation, increasing faculty capacity by 30% while reducing student-to-teacher ratios. This approach provides a safe learning environment for students to practice skills and critical thinking.

SourceNew York University·JournalJournal of Nursing Education·DateFeb 22, 2012

ACGME announces plan to transform graduate medical education

The ACGME's new accreditation system will evaluate residents' core competencies in six areas: patient care, medical knowledge, and interpersonal skills. Teaching institutions must develop learning outcomes and submit reports every six months to document resident progress.

SourceAccreditation Council for Graduate Medical Education·JournalNew England Journal of Medicine·DateFeb 22, 2012
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.

Hermetic bags save African crop, but not how experts once thought

A Purdue University study reveals that hermetic grain storage bags work by depriving weevils of water through metabolic processes, not just oxygen deprivation. The bags' effectiveness in reducing insect infestations has saved West and Central African farmers hundreds of millions of dollars.

SourcePurdue University·JournalJournal of Stored Products Research·DateFeb 22, 2012

Controlling protein function with nanotechnology

A new study by Rensselaer Polytechnic Institute researchers reveals that the size and curvature of nanosurfaces significantly impact protein orientation and stability. This discovery is crucial for controlling protein function in various biological applications, such as biosensors and tissue engineering.

SourceRensselaer Polytechnic Institute·JournalNano Letters·DateFeb 22, 2012

Can you recognize an effective teacher when you recruit one?

A recent study by Columbia Business School researchers suggests that using a broadened set of information on new recruits, including nontraditional predictors of effectiveness, can help identify effective teachers. The results found that collecting such measures could explain 12 percent of the variance in teacher effectiveness.

SourceColumbia Business School·JournalEducation Finance and Policy·DateFeb 22, 2012
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.

1 step closer to blocking the transmission of malaria

Researchers have completed the first comparative analysis of all available and in-development antimalarials, identifying potential transmission-blocking medicines. The study reveals that some existing antimalarials can target multiple stages of the malaria parasite's life cycle.

SourceMedicines for Malaria Venture·JournalPLOS Medicine·DateFeb 22, 2012

Researchers solve puzzle of proteins linked to heart failure

A new study published in PLoS ONE reveals how two individual but very similar proteins cooperatively adjust calcium levels inside heart cells, which may degenerate in heart failure. This dual regulation may lead to irregular heart rhythms and increased risk of sudden cardiac death.

SourceUniversity of Bristol·JournalPLOS ONE·DateFeb 22, 2012

Surprising diversity at a synapse hints at complex diversity of neural circuitry

A new study found surprising diversity in a single neural connection in flies, challenging the idea that structure is key to understanding function. The research suggests that genetic drift or natural selection may have shaped these diverse connections, leading to rapid evolution.

SourceUniversity of Wisconsin-Madison·JournalProceedings of the National Academy of Sciences·DateFeb 22, 2012

Is there a general motivation center in the depths of the brain?

A study found that the ventral striatum in the brain drives motivation during actions requiring physical and mental effort. The researchers discovered a general motivational system, activating both cognitive and motor parts of the brain depending on task difficulty.

SourceINSERM (Institut national de la santé et de la recherche médicale)·JournalPLOS Biology·DateFeb 22, 2012
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.

UK study provides insight into cancer progression

A UK study provides insight into the relationship between manganese superoxide dismutase (MnSOD) and cancer progression. The research found that MnSOD expression was suppressed early in skin carcinogenesis but increased at late stages, highlighting its role as a p53-regulated gene.

SourceUniversity of Kentucky·JournalCancer Research·DateFeb 22, 2012

Family history -- a significant way to improve cardiovascular disease risk assessment

A new study by University of Nottingham researchers found that systematically collecting family medical history is a significant tool in helping GPs spot patients at high risk of heart disease. The study identified an additional five percent of patients who would benefit from prevention measures, highlighting the potential for low-cost...

SourceUniversity of Nottingham·JournalAnnals of Internal Medicine·DateFeb 22, 2012

New way to tap largest remaining treasure trove of potential new antibiotics

Scientists have identified two new possible antibiotics, fasamycin A and B, that work against deadly resistant microbes like MRSA. The metagenomics method allowed researchers to analyze substances made by soil bacteria's DNA in the lab, enabling the discovery of these potential life-saving medications.

SourceAmerican Chemical Society·JournalJournal of the American Chemical Society·DateFeb 22, 2012

Colonoscopy prevents deaths from colon cancer

A study published in The New England Journal of Medicine found that removing polyps by colonoscopy prevents not only colorectal cancer development but also deaths from the disease. Patients who underwent the procedure had a 53% lower death rate from colorectal cancer compared to those without removed polyps.

SourceMemorial Sloan Kettering Cancer Center·JournalNew England Journal of Medicine·DateFeb 22, 2012
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.

Mammography-detected breast cancer in 40-49 year-olds has better prognosis

A recent study published in Radiology found that mammography-detected breast cancers in women between the ages of 40 and 49 have a significantly better prognosis compared to non-mammography detected cases. This is attributed to earlier detection and treatment, resulting in lower recurrence rates and mortality.

SourceRadiological Society of North America·JournalRadiology·DateFeb 22, 2012
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.

An 'off' switch for pain

Researchers have developed a light-controlled neural inhibitor that can inhibit pain-sensitive neurons. The compound QAQ acts as a photosensitive switch, and its conformation can be altered by light, enabling it to bind to specific receptors on nerve cells.

SourceLudwig-Maximilians-Universität München·JournalNature Methods·DateFeb 22, 2012

AGU: Oil sands pollution comparable to a large power plant

Scientists used satellites to measure nitrogen dioxide and sulfur dioxide emissions from oil sands mining in Alberta, Canada. The levels of these pollutants are comparable to those over a large power plant or medium-sized cities.

SourceAmerican Geophysical Union·JournalGeophysical Research Letters·DateFeb 22, 2012
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.

Assessing the impact of the Affordable Care Act on health care for veterans

The Affordable Care Act may increase convenience for veterans, but also cause fragmentation in care, leading to more emergency department use and hospitalizations. The new insurance options may shift care from VA facilities to private practice physicians, potentially resulting in decreased use of critical services.

SourceUniversity of California - Davis Health·JournalJAMA·DateFeb 22, 2012

Should patent and commercialization activities by faculty count toward tenure and promotion?

A survey found that 75% of institutions surveyed do not include patent and commercialization considerations in their tenure and promotion criteria. However, there are good arguments for adding these activities to the criteria, as it could inspire innovative activities earlier in a professor's career and increase research dollars.

SourceUniversity of South Florida (USF Health)·JournalJournal of Technology and Innovation·DateFeb 22, 2012
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.

Even in winter, life persists in Arctic Seas

Despite harsh winter conditions, microscopic creatures in the Arctic food chain remain active, with zooplankton feeding at low rates. This discovery has implications for climate modeling and understanding of ecological balance, particularly in commercial fisheries.

SourceU.S. National Science Foundation·DateFeb 22, 2012