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Science News Archive September 2011 - Page 27


Page 27 of 29

The emotional brain in youth

Bipolar disorder affects 3% of the general population, with significant functional limitations and high rates of psychiatric hospitalization in children and adolescents. The diagnostic criteria for bipolar I disorder in adolescents include mania, euphoria, and irritability, while mixed episodes are common in this age group.

SourceEuropean College of Neuropsychopharmacology·DateSep 4, 2011

World's smallest electric motor made from a single molecule

Chemists at Tufts University have developed a single molecule electric motor, measuring 1 nanometer across and controlled by electricity. The motor's operation depends on temperatures around 5 Kelvin, which could lead to real-world applications in sensing devices and medical equipment.

SourceTufts University·JournalNature Nanotechnology·DateSep 4, 2011
Apple iPhone 17 Pro

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

Scripps Research scientists establish new class of anti-diabetic compound

Researchers have discovered a new class of anti-diabetic compounds that target a unique molecular switch, potentially offering fewer side effects than existing drugs. The new compound, SR1664, blocks Cdk5's action on PPARG and shows improved blood sugar levels without weight gain or fluid retention.

SourceScripps Research Institute·JournalNature·DateSep 4, 2011

Gene defect that predisposes people to leukemia discovered

Researchers found a genetic defect in the GATA2 gene that predisposes people to acute myeloid leukemia and myelodysplasia. The mutation affects the production of healthy white blood cells, increasing the risk of severe infections.

SourceUniversity of Washington·JournalNature Genetics·DateSep 4, 2011
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.

Glucocorticoid treatment may prevent long-term damage to joints

Researchers have found that short-term glucocorticoid treatment can reduce degenerative changes in cartilage and prevent osteoarthritis after joint injury. This innovative approach may provide hope for preventing irreversible joint damage.

SourceBMC (BioMed Central)·JournalArthritis Research & Therapy·DateSep 2, 2011

DMP for diabetes type 1: guidelines indicate some need for revision

IQWiG identified various aspects that could be supplemented and specified, including recommendations on blood glucose levels and treatment of macula oedema. The report's findings suggest no compelling need for revision of the current DMP.

SourceInstitute for Quality and Efficiency in Health Care·JournalNature Medicine·DateSep 2, 2011

Hemophilia research gets NIH boost to a tune of $5.5 million

The researchers are using genetically modified plants to encapsulate a tolerance-inducing protein within plant cells to prevent fatal allergic reactions in patients with hemophilia A and B. The new funding will help propel the research to determine if the technique can work in other models and potentially to clinical trials.

SourceUniversity of Central Florida·DateSep 2, 2011
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.

ATS statement regarding White House decision to delay new ozone standard

The American Thoracic Society (ATS) criticizes the White House's decision not to issue a final standard on ozone pollution, which poses significant health risks. Scientific studies have linked high ozone levels to severe respiratory issues and even premature death.

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateSep 2, 2011

To treat rare disease, NIH scientists repurpose FDA-approved drug

A new study found that plerixafor, a drug already approved for bone marrow transplants, corrects panleukopenia in patients with WHIM syndrome. This targeted therapy may provide a more effective treatment for this rare immune deficiency.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalBlood·DateSep 2, 2011

NSF funds NJIT's participation in program to retain engineering students

The Newark College of Engineering at NJIT has been selected by the National Science Foundation (NSF) for a five-year program to keep engineering students enrolled. The ENGAGE program aims to improve student-faculty interaction and spatial visualization skills through evidence-based research-based strategies.

SourceNew Jersey Institute of Technology·DateSep 2, 2011
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.

MU program gives social workers tools to strengthen relationships, marriages

The MU program provides tools for social workers to educate couples on strong relationships and marriages, aiming to improve children's stability and well-being. The project has already trained over 200 social workers with positive feedback, offering simple yet effective solutions to foster healthy environments.

SourceUniversity of Missouri-Columbia·DateSep 2, 2011

Growth hormone helps repair the zebrafish ear

Researchers found that growth hormone stimulates cell proliferation in zebrafish inner ears, particularly those of the utricle vestibular organ involved in balance. This discovery may lead to new treatments for human hair cell loss and ear injuries.

SourceBMC (BioMed Central)·JournalBMC Neuroscience·DateSep 2, 2011

Firewood movement leading cause of oak infestation in San Diego County

Researchers at UC Riverside suggest controlling firewood movement can contain the goldspotted oak borer invasion, which has killed over 80,000 oak trees. The beetles, native to Arizona, likely traveled on infested firewood, targeting coast live oaks and other species with no natural resistance.

SourceUniversity of California - Riverside·DateSep 2, 2011
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.

Why cancer cells change their appearance?

Researchers have identified a mechanism that explains how cancer cells change their appearance and progress from a solid state to a semiliquid mass. The study found that microRNA-200S inactivation leads to this transformation, allowing tumour cells to evade natural defences and invade neighbouring organs.

SourceIDIBELL-Bellvitge Biomedical Research Institute·JournalOncogene·DateSep 2, 2011

Nearly half of runners may be drinking too much during races

According to a survey by Loyola University Health System researchers, nearly half of recreational runners drink too much fluid during races, with 36.5% following a preset schedule and 8.9% drinking as much as possible. The main cause of low sodium in runners is drinking too much water or sports drinks.

SourceLoyola Medicine·JournalBJS·DateSep 2, 2011

DOE Nuclear Program awards $1.6 million to Penn State

Three Penn State-led projects have received more than $1.6 million in combined research and development grants to improve nuclear fuel safety and develop new alloys for extended service. The projects focus on understanding corrosion protectiveness, detecting damage before fatigue cracks, and developing advanced monitoring methods.

SourcePenn State·DateSep 2, 2011
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.

New insight in how cells' powerhouse divides

A recent study published in Science reveals that mitochondrial division occurs at points where the two structures, mitochondria and ER, touch. This discovery has significant implications for our understanding of cell organization and the development of diseases such as diabetes, cardiovascular disease, and stroke.

SourceUniversity of California - Davis·JournalScience·DateSep 2, 2011

Seizing the opportunity: treating epilepsy in cats

A study of 17 cats with epilepsy revealed that early treatment can lead to improved outcomes and a better quality of life for affected animals. The researchers found changes in the hippocampus similar to those seen in human MTLE-HS, but without structural brain damage.

SourceUniversity of Veterinary Medicine -- Vienna·JournalJournal of Feline Medicine and Surgery·DateSep 2, 2011

People think the 'typical' member of a group looks like them

Researchers recruited participants from Germany and Portugal to rate pictures of a composite face, finding that the average face perceived as 'typical European' differed significantly between the two groups. The study's findings have implications for racial profiling and suggest that people may use mental shortcuts when thinking about ...

SourceAssociation for Psychological Science·JournalPsychological Science·DateSep 2, 2011
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.

Engineers test effects of fire on steel structures, nuclear plant design

Researchers at Purdue University are testing the effects of fire on steel structures and nuclear power plant designs to improve fire safety. They have developed models that can be used in designs to enhance fire resistance, and their findings may lead to updates in design codes and computational building-design models.

SourcePurdue University·JournalJournal of Structural Engineering·DateSep 2, 2011

Engaging land-use stakeholders is model behavior

Researchers paired agent-based land-use models with stakeholder interviews to better understand the impact of human activities on landscapes. The study highlights the potential benefits of involving local communities in decision-making processes for more effective and sustainable solutions.

SourceMichigan State University·JournalJournal of Land Use Science·DateSep 2, 2011
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.

Low-dose naltrexone (LDN): Tricking the body to heal itself

Researchers discovered that low-dose naltrexone inhibits cell proliferation by targeting the OGF-OGFr axis, which regulates cell cycle and proliferation. This study provides new insights into the molecular pathway utilized by LDN, a clinically prescribed agent for cancer and autoimmune diseases.

SourceSociety for Experimental Biology and Medicine·JournalExperimental Biology and Medicine·DateSep 2, 2011

Warming streams could be the end for salmon

A study by UC Davis scientists predicts that warming streams will be fatal to spring-run Chinook salmon in California unless water management strategies are implemented. Reducing hydropower diversions during warmest times could preserve salmon populations for a few decades.

SourceUniversity of California - Davis·JournalJournal of Water Resources Planning and Management·DateSep 1, 2011
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 observe smallest atomic displacements ever

Researchers have developed a novel X-ray technique to image atomic displacements in materials, revealing that multiferroics exhibit magnetic and electric polarization due to relative charge displacement. The discovery has significant implications for designing multiferroic materials for practical applications.

SourceEuropean Synchrotron Radiation Facility·JournalScience·DateSep 1, 2011

World Trade Center-exposed NYC firefighters face increased cancer risk

A recent study published in The Lancet found that NYC firefighters exposed to the 9/11 World Trade Center disaster site were at least 19% more likely to develop cancer in the seven years following the disaster compared to non-exposed colleagues. The study evaluated the health of over 9,800 WTC-exposed and non-exposed firefighters.

SourceAlbert Einstein College of Medicine·JournalThe Lancet·DateSep 1, 2011

Increased resistance training does not benefit cardiac rehabilitation patients

A new study published in Archives of Physical Medicine and Rehabilitation found that higher volume of resistance training combined with aerobic exercise did not yield additional benefits for patients undergoing cardiac rehabilitation. However, the combination of RT and AT resulted in substantial physical fitness benefits and reductions...

SourceElsevier Health Sciences·JournalArchives of Physical Medicine and Rehabilitation·DateSep 1, 2011
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.

Hubble movies reveal solar-system-sized traffic jams

Astronomers using Hubble Space Telescope images have created time-lapse movies revealing dynamic behavior of stellar jets. The studies show clouds of dust and gas within the jets move at different speeds, challenging existing understanding of star birth processes.

SourceRice University·DateSep 1, 2011

Breast cancer risk drops when diet includes walnuts, Marshall researchers find

A study published in Nutrition and Cancer found that a diet rich in walnuts can significantly reduce the risk of breast cancer in mice. The researchers discovered that the walnut-containing diet changed the activity of multiple genes relevant to breast cancer, leading to fewer tumors and smaller tumor sizes.

SourceMarshall University Research Corporation·JournalNutrition and Cancer·DateSep 1, 2011

Insect gut microbe with a molecular iron reservoir

Scientists have identified a unique protein in an insect gut microbe that stores iron, regulating the concentration of molecules important for plant-insect interactions. The discovery sheds light on the survival strategies of the microbe and its relationship with the host insect.

SourceMax Planck Institute for Chemical Ecology·JournalJournal of Biological Chemistry·DateSep 1, 2011

To clear digital waste in computers, 'think green,' researchers say

Digital waste in computers can deplete storage space and slow down systems. Researchers suggest a five-tier pyramid of options to curb the clutter: reduce, reuse, recycle, recover, and dispose. By applying real-world trash management tactics, computers can be cleansed of unnecessary data.

SourceJohns Hopkins University·DateSep 1, 2011
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.

Genetics meets metabolomics

Researchers identified 37 previously unknown genetic risk loci associated with complex common diseases and elucidated their effect on human metabolism. The study provides a comprehensive evaluation of genetic variance in human metabolism, combining genome-wide association studies and metabolomics.

SourceLudwig-Maximilians-Universität München·JournalNature·DateSep 1, 2011

New map shows where tastes are coded in the brain

Research reveals that four basic tastes are processed by distinct areas of the brain, with unique taste receptors and neurons arranging discretely in a gustotopic map. This discovery sheds light on how our brains represent the last of the classical five senses.

SourceHoward Hughes Medical Institute·JournalScience·DateSep 1, 2011

Alzheimer's brains found to have lower levels of key protein

Researchers found that Alzheimer's brains consistently show lower levels of ubiquilin-1, a chaperone protein that helps regulate amyloid precursor protein (APP). Lower ubiquilin-1 levels disrupt APP folding and lead to the formation of toxic aggregates.

SourceUniversity of Texas Medical Branch at Galveston·JournalJournal of Biological Chemistry·DateSep 1, 2011
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.

Experts offer pointers for optimizing radiation dose in chest CT

Experts offer practical strategies for reducing radiation dose in chest CT scans, including stratifying protocols based on clinical indications and limiting scan length. Pediatric CT scans require lower doses compared to adult patients, and using appropriate scan parameters can further reduce radiation exposure.

SourceAmerican College of Radiology·JournalJournal of the American College of Radiology·DateSep 1, 2011

Caltech team says sporulation may have given rise to the bacterial outer membrane

Researchers at Caltech used powerful imaging technique to study Acetonema longum, a bacterium with two membranes that responds to extreme situations by forming protective spores. The study found that the outer membrane may have originated from an inner membrane during sporulation, providing insights into its evolution and function.

SourceCalifornia Institute of Technology·JournalCell·DateSep 1, 2011

Using less water to grow more potatoes

Researchers found that using flat bed systems increased yields by an average of 6 percent and improved water and nitrogen use efficiency. The study supported the USDA's commitment to enhancing sustainable agriculture, helping farmers increase yields, save water resources, and reduce nitrate leaching.

SourceUnited States Department of Agriculture - Research, Education and Economics·JournalAmerican Journal of Potato Research·DateSep 1, 2011
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.

Up from the depths: How bacteria capture carbon in the 'twilight zone'

Researchers discovered a specific type of bacteria capturing carbon dioxide in the 'twilight zone' of the ocean, a region thought to be inhospitable for photosynthesis. The study provides new insights into the dark ocean's carbon cycle and challenges previous assumptions about the role of Archaea.

SourceDOE/Joint Genome Institute·JournalScience·DateSep 1, 2011

Sight fails when defective eye cells cripple renewal

Researchers discovered that defective eye cells in a rare disease lead to photoreceptor cell failure, causing sight loss. The study provides a target for treatment and may help understand broader retinal degenerative diseases.

SourceCase Western Reserve University·JournalThe FASEB Journal·DateSep 1, 2011

Tropical Depression 8E's remnants still hug Mexican coastline

The remnants of Tropical Depression 8E continue to bring heavy rainfall and strong thunderstorms to Mexico's southwestern coast, with 4-6 inches of rain expected over the states of Guerrero, Michoacan, and Colima. The National Hurricane Center has issued their last warning for the area, indicating a low chance of regeneration.

SourceNASA/Goddard Space Flight Center·DateSep 1, 2011

McMaster study finds more gut reaction to arthritis drugs

A McMaster University study found that stomach acid-suppressing drugs used to treat arthritis may cause damage to the small intestine, aggravating ulcers. The researchers suggest using probiotics as a potential cure for this damage.

SourceMcMaster University·JournalGASTROENTEROLOGY·DateSep 1, 2011
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.