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Science News Archive 2011 - Page 190


Page 190 of 311

Clinical trial of malaria vaccine begins in Africa

A clinical trial of the malaria vaccine RTS,S has begun in Africa to assess its effectiveness when administered to newborn babies as part of national immunisation programmes. The study aims to improve the vaccine's performance by examining its impact at different stages between birth and nine months of age.

SourceUniversity of Liverpool·DateMay 25, 2011

Quantum sensor tracked in human cells could aid drug discovery

Researchers at the University of Melbourne have successfully tracked a quantum atom inside a living human cell, paving the way for new drug discovery methods. The sensor detects biological processes at a molecular level, providing critical information about drug delivery and uptake.

SourceUniversity of Melbourne·JournalNature Nanotechnology·DateMay 25, 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.

Pelvic widening continues throughout a person's lifetime, UNC study

Researchers at the University of North Carolina discovered that the pelvis continues to widen as people age from 20-79, leading to an estimated three-inch increase in waist size. This finding suggests that pelvic growth contributes to increased body weight and body fat accumulation over time.

SourceUniversity of North Carolina Health Care·JournalJournal of Orthopaedic Research®·DateMay 25, 2011

Recycling of Alzheimer's proteins could be key to new treatments

Researchers have discovered that proteins in Alzheimer's fibrils can recycle and detach, potentially leading to new therapeutic strategies. The study found that Aβ40 molecules recycle more frequently than Aβ42, suggesting a potential target for modulating recycling and treating the disease.

SourceAmerican Chemical Society·JournalJournal of the American Chemical Society·DateMay 25, 2011

Cosmic explosion is new candidate for most distant object in the universe

A gamma-ray burst, GRB 090429B, has been identified as a potential candidate for the most distant object in the universe at an estimated distance of 13.14 billion light years. The burst was detected by NASA's Swift satellite and is believed to be extremely likely, with a 99.3% chance, to be the most distant cosmic explosion.

SourcePenn State·DateMay 25, 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.

Tufts graduate students receive $10,000 prizes

Three teams of Tufts graduate students have won $10,000 from the Dow Sustainability Innovation Student Challenge Award program for their research on clean water, renewable energy, and green medical technologies. The winners will use their prize money to develop solutions to pressing global challenges.

SourceTufts University·DateMay 25, 2011

Mars formed rapidly into runt of planetary litter

A new study published in Nature suggests Mars developed rapidly into a small planet due to its rapid formation. Scientists used the radioactive decay of hafnium to tungsten in meteorites as a chronometer and found that Mars likely didn't collide with other embryos to form an Earth-like planet.

SourceUniversity of Chicago·JournalNature·DateMay 25, 2011

2020 vision of vaccines for malaria, TB and HIV/AIDS

Vaccine development for 'big three' diseases is being accelerated by new approaches like systems biology and structure-based antigen design. Systems biology enables the capture of massive biological data to predict vaccine behavior.

SourceThe Center for Infectious Disease Research·JournalNature·DateMay 25, 2011

Thoughts that win

A meta-analysis of 32 sport psychological studies found that self-talk improves sport performance, but different types of self-talk work better for different tasks. Instructional self-talk is more effective for fine skills, while motivational self-talk boosts confidence for endurance tasks.

SourceAssociation for Psychological Science·JournalPerspectives on Psychological Science·DateMay 25, 2011
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.

Targeted adalimumab treatment can optimize long-term outcomes for patients with early RA

A study of 1032 patients with early RA found that initial treatment with adalimumab plus methotrexate provided high levels of disease control, with 44% achieving sustained low disease activity. Patients who continued treatment maintained good clinical and radiographic responses, even after withdrawing treatment.

SourceEuropean Alliance of Associations for Rheumatology (EULAR)·JournalAnnals of the Rheumatic Diseases·DateMay 25, 2011
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.

Global warming may affect the capacity of trees to store carbon, MBL study finds

A MBL study found that warming causes more nitrogen to become available to trees, allowing them to grow faster and store more carbon. This is a positive effect on carbon storage, but the overall impact of global warming on forest ecosystems will also depend on other factors such as water availability and atmospheric CO2 concentration

SourceMarine Biological Laboratory·JournalProceedings of the National Academy of Sciences·DateMay 25, 2011

From the rustbelt: An iron-based flow battery

Researchers at Case Western Reserve University are creating an iron-based flow battery to store energy from wind turbines and solar panels. The battery could supply electricity when demand is high, making it a useful alternative to pumped hydro and compressed air systems.

SourceCase Western Reserve University·DateMay 25, 2011

Defect in graphene may present bouquet of possibilities

Researchers at NIST have identified a class of decorative defects in graphene that could alter its unique properties, including strength and conductivity. The discovery may lead to the development of more resilient materials.

SourceNational Institute of Standards and Technology (NIST)·JournalPhysical Review B·DateMay 25, 2011

'Sweet wheat' for tastier and more healthful baking

Researchers developed a mutant form of wheat called 'sweet wheat', which contains more sugars and healthful carbohydrates than regular wheat. The new flour may provide health benefits when used in foods like breads and cakes.

SourceAmerican Chemical Society·JournalJournal of Agricultural and Food Chemistry·DateMay 25, 2011
Apple iPhone 17 Pro

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

NIST 'nanowire' measurements could improve computer memory

A new study by NIST and George Mason University researchers may have found the optimal characteristics for a type of computer memory based on nanowires. The technology has the potential to store information faster and at lower voltage, making it suitable for applications such as portable computers and cell phones.

SourceNational Institute of Standards and Technology (NIST)·JournalNanotechnology·DateMay 25, 2011

US study shows that tofacitinib is an efficacious treatment for active RA

A Phase III study presented at EULAR 2011 found that tofacitinib achieved significant improvements in symptoms and activity scores for patients with active rheumatoid arthritis (RA), including improved ACR20 responses in 58.3% of patients, and a higher proportion of patients achieving ACR50 and ACR70 responses compared to placebo

SourceEuropean Alliance of Associations for Rheumatology (EULAR)·JournalAnnals of the Rheumatic Diseases·DateMay 25, 2011

The Spitzer photo atlas of galactic 'train wrecks'

Astronomers have created an atlas of galactic 'train wrecks' to understand the collision process and form, growth, and evolution of galaxies. The study combines data from Spitzer Space Telescope and Galaxy Evolution Explorer to analyze areas where stars are forming rapidly.

SourceCenter for Astrophysics | Harvard & Smithsonian·DateMay 25, 2011

Study shows 19 percent of young adults have high blood pressure

A recent study analyzing over 14,000 young adults found that nearly 19% have high blood pressure. The analysis contradicts previous estimates from the National Health and Nutrition Examination Survey (NHANES), which reported only 4% of adults in this age group having high blood pressure.

SourceNIH/Eunice Kennedy Shriver National Institute of Child Health and Human Development·JournalEpidemiology·DateMay 25, 2011
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.

NASA's TRMM satellite sees a well-organized, major Typhoon Songda

Typhoon Songda intensified into a major typhoon over the northern Philippines due to warm sea surface temperatures and low wind shear. The TRMM satellite provided detailed rainfall analysis using its Microwave Imager and Precipitation Radar instruments, showing well-organized bands of heavy rainfall converging into the storm.

SourceNASA/Goddard Space Flight Center·DateMay 25, 2011

Large NIH funded rehabilitation study looks at getting stroke patients back on their feet

The study, which compared two types of physical therapy, found that patients who received at-home strength and balance training made significant improvements in walking speed and mobility, with results lasting up to one year. The findings suggest that conventional wisdom about recovery being limited to six months may be incorrect.

SourceNIH/National Institute of Neurological Disorders and Stroke·JournalNew England Journal of Medicine·DateMay 25, 2011

AIAA to present technical awards at June conference in Honolulu

The American Institute of Aeronautics and Astronautics will present technical achievement awards at a June conference in Honolulu. Notable recipients include Dr. Hans Hornung, Dr. Chul Park, Preston A. Henne, and Dr. Ramesh Agarwal for their contributions to fluid dynamics, aerodynamics, and thermophysics.

SourceAmerican Institute of Aeronautics and Astronautics·DateMay 25, 2011

Oncologists hold key to curbing cancer costs

Researchers suggest 10 changes medical oncologists can make to flatten costs, maintain or improve care, and save money for future medical advances. The authors also emphasize the need for open communication between doctors and patients about end-of-life care.

SourceVirginia Commonwealth University·JournalNew England Journal of Medicine·DateMay 25, 2011

Study shows elderly drivers support competency tests

A study found that 71% of elderly drivers supported mandatory retesting based on age, while 68% believed family members should decide if a license is revoked. The research aims to develop a screening test to identify higher-risk drivers and establish advance directives for driving decisions.

SourceUniversity of Colorado Anschutz Medical Campus·DateMay 25, 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.

Many patients fail to properly take oral chemo, leading to complications

A recent study by Michigan State University found that many patients struggle to take oral chemotherapy properly, leading to complications and premature death. The study highlights the need for healthcare providers to monitor and facilitate adherence through identifying barriers and implementing strategies to overcome them.

SourceMichigan State University·JournalSeminars in Oncology Nursing·DateMay 25, 2011

New tool aims to improve measurement of primary care depression outcomes

A new tool, REMIT, has been developed to improve the measurement of primary care depression outcomes. The tool adds a patient's subjective sense of recovery to existing measurements, showing that about one-third of patients with mild depression were not in remission, as their PHQ score would indicate.

SourceMichigan Medicine - University of Michigan·JournalGeneral Hospital Psychiatry·DateMay 25, 2011

Nanoengineers invent new biomaterial that more closely mimics human tissue

A new biomaterial more closely mimics native human tissue, exhibiting negative Poisson's ratio and maintaining its shape when stretched. The breakthrough enables the creation of biocompatible tissue patches for repairing damaged heart walls, blood vessels, and skin.

SourceUniversity of California - San Diego·JournalAdvanced Functional Materials·DateMay 25, 2011
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.

Drug may help overwrite bad memories

A study published in the Journal of Clinical Endocrinology & Metabolism found that metyrapone, a stress hormone-reducing drug, can impair memory recall of negative events by manipulating cortisol levels close to formation. This could lead to a better understanding of how to treat post-traumatic stress disorder

SourceUniversity of Montreal·JournalThe Journal of Clinical Endocrinology & Metabolism·DateMay 25, 2011

Autism changes molecular structure of the brain, UCLA study finds

A UCLA study has identified a common molecular signature in autistic brains, shedding light on the disorder's origins. Researchers found consistent differences in gene expression patterns between autistic and healthy brains, particularly in the cerebral cortex.

SourceUniversity of California - Los Angeles Health Sciences·JournalNature·DateMay 25, 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.

OGI awards summer research fellowships to 7 Ontario students

The Ontario Genomics Institute has awarded fellowships to seven Ontario students to conduct original research projects in various fields of genomics. The fellows will gain a deeper understanding of the impact of genomics on human and animal health, agriculture, and sustainable energy.

SourceOntario Genomics Institute·DateMay 25, 2011

High-fat diet during pregnancy programs child for future diabetes

A new University of Illinois study published in the Journal of Physiology found that a high-fat diet during pregnancy programs a woman's baby for future diabetes. Exposure to such a diet modifies gene expression in the livers of offspring, increasing the likelihood of early insulin resistance and diabetes.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalThe Journal of Physiology·DateMay 25, 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.

New drug treatment extends lives of men with prostate cancer

A new study shows that abiraterone acetate, a life-extending pill for advanced prostate cancer, prolongs survival by about four months compared to placebo. The medication also reduces PSA blood levels in patients with the disease.

SourceUniversity of Colorado Anschutz Medical Campus·JournalNew England Journal of Medicine·DateMay 25, 2011

Lecithin component may reduce fatty liver, improve insulin sensitivity

Researchers at Baylor College of Medicine found that a natural product called DLPC stimulates LRH-1 activity, improving regulation of glucose and fat within the liver. In mice with insulin resistance, DLPC decreased fatty livers and lowered glucose levels, suggesting it may provide a treatment for prediabetes.

SourceBaylor College of Medicine·JournalNature·DateMay 25, 2011

NASA to launch new science mission to asteroid in 2016

The OSIRIS-REx mission aims to study the asteroid 1999 RQ36, a primitive near-Earth object that contains original material from the solar nebula. The mission will return samples to Earth in 2023, providing insights into the solar system's formation and potential biosignatures.

SourceNASA/Goddard Space Flight Center·DateMay 25, 2011

Not all citizens' votes created equal, and study says it shows in funding

A recent study of decades of data from the US and eight other countries found significant funding disparities between over-represented and under-represented states. Over-represented provinces can expect to receive more than twice the federal funding per capita as under-represented ones.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalProceedings of the National Academy of Sciences·DateMay 25, 2011
Celestron NexStar 8SE Computerized Telescope

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

Evolution of swine flu viruses traced in long-term study

Scientists analyzed over 650 influenza viruses from Hong Kong pigs, tracing the emergence of subtypes that can infect humans. The study highlights the potential for gene-swapping between viruses and recommends continued surveillance to understand how this process might lead to new variants with human flu epidemic risks.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalNature·DateMay 25, 2011

Maryland Stem Cell Research Commission funds 36 new projects in FY 2011

The Maryland Stem Cell Research Commission has awarded 36 new projects with funding from the state's $10.4 million budget for FY2011. The projects focus on advancing regenerative medicine and addressing various debilitating medical conditions, including cancer, diabetes, and traumatic brain injuries.

SourceMaryland Stem Cell Research Commission·DateMay 25, 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.

Combo method reveals cells' signal systems

Researchers at Uppsala University have developed a new method to study signal systems in individual cells, revealing the molecular effect of drugs and facilitating the discovery of targeted pharmaceuticals for cancer treatment. This tool provides insight into how cancer cells communicate with normal cells and exploit their functions.

SourceUppsala University·JournalPLOS ONE·DateMay 25, 2011

Healthy gut flora could prevent obesity

A study by Caroline Karlsson found that rats fed a specific lactic acid bacteria HEAL19 had significantly less weight and inflammation compared to those without the bacteria. Additionally, babies born vaginally have lactobacilli in their gut flora as early as two days after birth.

SourceLund University·DateMay 25, 2011

MIT research: What makes an image memorable?

A new study from MIT neuroscientists shows that the most memorable photos are those containing people, followed by static indoor scenes and human-scale objects. The researchers developed a computer algorithm to rank images based on memorability, which could be useful for graphic designers and photo editors.

SourceMassachusetts Institute of Technology·DateMay 24, 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.

Rethinking extinction risk?

A recent study by an international team of researchers found that the processes of extinction and speciation are linked in plants, with young species often appearing at high risk of extinction. This challenges the application of the same threat criteria across living organisms and regions.

SourcePLOS·JournalPLOS Biology·DateMay 24, 2011

Mathematically ranking ranking methods

The study compares three popular ranking methods, finding that the Colley and Massey methods are insensitive to small changes, while the Markov method is highly sensitive, leading to anomalies in rankings. The authors conclude that these methods can be effective for other applications, such as social networks.

SourceSociety for Industrial and Applied Mathematics·JournalSIAM Journal on Scientific Computing·DateMay 24, 2011