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Science News Archive March 2009 - Page 8


Page 8 of 26
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.

NYU study finds new risk factor for melanoma in younger women

A new study found that a genetic variation increases melanoma risk in pre-menopausal women, with over 40% of those under 50 carrying the mutation. This discovery could lead to more effective surveillance and prevention strategies for this deadly skin cancer.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalClinical Cancer Research·DateMar 24, 2009

Recently identified genetic heart disorder often deadly for young patients

A recent study identified a rare genetic heart disorder, Danon disease, characterized by rapid clinical deterioration and early death in young patients. The study revealed that the natural course of this disease is often fatal, with significant cardiac complications and poor outcomes despite advanced treatment strategies.

SourceJAMA Network·JournalJAMA·DateMar 24, 2009

tTGA: Is it more essential in diagnosis of gluten sensitive enteropathy?

Research found that tTGA was more sensitive than EmA in diagnosing gluten sensitive enteropathy (GSE) in the general population. GSE is a common condition that can be underdiagnosed due to similar symptoms with celiac disease, highlighting the importance of mass screening.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateMar 24, 2009
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.

Ben-Gurion U researchers -- bariatric surgery minimizes pregnancy complications for obese women

Women who undergo bariatric surgery experience reduced risk of medical and obstetric complications during pregnancy. The study showed a significant decrease in gestational diabetes, hypertensive disorders, and severe pre-eclampsia. However, there was a higher rate of cesarean births among women who had undergone bariatric surgery.

SourceAmerican Associates, Ben-Gurion University of the Negev·JournalInternational Journal of Gynecology & Obstetrics·DateMar 24, 2009

Researchers find the earliest evidence of domesticated maize

Researchers discovered the earliest dated evidence of domesticated maize, dating back over 8,700 years to Mexico's Central Balsas River Valley. The team found maize starch and phytoliths in grinding tools and lake sediments, confirming that maize was derived from teosinte.

SourceTemple University·JournalProceedings of the National Academy of Sciences·DateMar 23, 2009

Racial biases fade away toward members of your own group

A new study suggests that when individuals share an identity with a group, they automatically feel positively toward members of that group, regardless of race. This effect was observed just minutes after participants joined a mixed-race group and even without meeting fellow members personally.

SourceOhio State University·JournalPersonality and Social Psychology Bulletin·DateMar 23, 2009
Apple iPhone 17 Pro

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

Germany: Colonoscopy prevents 15,000 cancer cases

The German colonoscopy program has prevented approximately 15,000 cases of colorectal cancer between 2003 and 2010. The program's effectiveness is attributed to the early detection of cancer precursors through endoscopic examinations.

SourceHelmholtz Association·JournalEuropean Journal of Cancer·DateMar 23, 2009

Glass you can build with

Researchers have developed metallic glass alloys with improved fatigue resistance, surpassing conventional metal alloys in both strength and durability. The breakthrough involves introducing a second phase of crystalline metal within the glass, which acts as a local arrest point to prevent crack propagation.

SourceDOE/Lawrence Berkeley National Laboratory·JournalProceedings of the National Academy of Sciences·DateMar 23, 2009
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.

Early agriculture left traces in animal bones

The study suggests that humans were experimenting with agriculture by cultivating local grains, rather than adopting from southern rice-farming areas. The findings provide insight into the origins of agriculture in northern China.

SourceCarnegie Institution for Science·JournalProceedings of the National Academy of Sciences·DateMar 23, 2009

Combination of very low LDL and normal systolic blood pressure attenuate coronary artery disease

Researchers found that patients with CAD who achieve very low LDL cholesterol levels (≤ 70 mg/dL) and normal systolic blood pressure (≤ 120 mmHg) experience the slowest progression of coronary disease. This study emphasizes the importance of aggressive control of all risk factors to prevent heart disease.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateMar 23, 2009

Inflation 'felt' to be not so bad as a wage cut

A study by University of Bonn researchers found that the brain's ventro-medial prefrontal cortex is less active when faced with a low-wage scenario, despite being aware of the true purchasing power remaining the same. This confirms the existence of the money illusion and offers insights into its cerebro-physiological processes.

SourceUniversity of Bonn·JournalProceedings of the National Academy of Sciences·DateMar 23, 2009

Starve a yeast, sweeten its lifespan

Researchers found that acetylation affects yeast lifespan through the NuA4 enzyme complex, which also controls sugar production in cells. This discovery may have implications for understanding aging and human diseases, as the mechanisms identified are conserved across species.

SourceJohns Hopkins Medicine·JournalCell·DateMar 23, 2009
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.

2 'new' greenhouse gases growing

Two new greenhouse gases, nitrogen trifluoride (NF3) and sulfuryl fluoride (SO2F2), are accumulating in the atmosphere at a rapid rate. These potent gases have significant global-warming potential and are used in industrial processes as alternatives to other harmful gases.

SourceCSIRO Australia·DateMar 23, 2009

Telltale heat

Infrared thermography is a non-destructive testing method that allows researchers to peer several centimeters into the material of wind turbine rotor blades. This technology enables the detection of minor irregularities and delaminated areas that can cause mechanical stresses and lead to premature failure.

SourceFraunhofer-Gesellschaft·DateMar 23, 2009

Researchers identify genes for thiostrepton, a powerful drug whose use is now limited

A team of researchers from Georgia Tech has identified the genetic machinery responsible for producing thiostrepton, a powerful antibiotic effective against MRSA and vancomycin-resistant enterococci. The discovery sets the stage for genetic manipulations to improve solubility and create new antibacterial agents.

SourceGeorgia Institute of Technology Research News·JournalJournal of the American Chemical Society·DateMar 23, 2009

Support for racial equality may be victim of Obama's election

Belief in future racial progress and support for policies addressing inequality decreased after the election, while beliefs about racial progress made in the US and Protestant work ethic increased.Obama's election is seen as a symbol of racial progress, distracting from ongoing issues with racial inequity.

SourceUniversity of Washington·JournalJournal of Experimental Social Psychology·DateMar 23, 2009
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.

Florida Tech research may save lives in suicide bombings

Researchers at Florida Institute of Technology have developed a virtual simulation tool that assesses the impact of crowd formation patterns on survival and injury rates during a suicide terrorist attack. The study suggests that following specific crowd formation patterns can reduce fatalities by 12% and injuries by 7%.

SourceFlorida Institute of Technology·DateMar 23, 2009

After the collapse

Scientists have directly observed a gigantic star blowing up, supporting the idea that massive stars end as black holes. The explosion revealed most of the star's mass collapsed into a dense core, creating an invisible black hole.

SourceWeizmann Institute of Science·JournalNature·DateMar 23, 2009

Experts turn to Web to combat distressing skin disease

A new web-based therapy programme, eTIPS, is being tested to help people with psoriasis manage their condition better. The programme uses cognitive behaviour therapy to address the psychological discomfort caused by the visible nature of the condition.

SourceUniversity of Manchester·DateMar 23, 2009
Fluke 87V Industrial Digital Multimeter

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

Herpes: Scientists find cellular process that fights virus

Researchers have discovered a cellular process that seeks out and fights Type 1 herpes simplex virus. The study, published in Nature Immunology, found that the nuclear membrane of infected cells can unmask the virus and stimulate the immune system to disintegrate it.

SourceUniversity of Montreal·JournalNature Immunology·DateMar 23, 2009

Food choices evolve through information overload

Researchers from the University of Leeds used computer modeling to study animal specialization and found evidence supporting the neural limitations hypothesis. This suggests that animals adapt to eat certain foods due to information overload, leading to a loss of ability to process and choose new options.

SourceUniversity of Leeds·JournalProceedings of the National Academy of Sciences·DateMar 23, 2009

New research highlights dramatically reduced risk of developing dementia

A new study led by the University of Leicester has found that people with mild cognitive impairment (MCI) have a lower risk of progressing to dementia than previously thought. The research suggests that only 5% of people with MCI develop dementia, contradicting previous estimates of up to 15% per year.

SourceUniversity of Leicester·JournalActa Psychiatrica Scandinavica·DateMar 23, 2009

New stem cell therapy may lead to treatment for deafness

Researchers have successfully isolated human auditory stem cells from fetal cochleae and found they can differentiate into sensory hair cells and neurons. This breakthrough has the potential to develop a new treatment for deafness, with implications for studying ear development and modeling drug screening.

SourceWiley·JournalStem Cells·DateMar 23, 2009
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.

JCI table of contents: March 23, 2009

Researchers at Vanderbilt University School of Medicine have discovered that inhibiting an enzyme called 11-beta-HSD2 blocks COX-2 activity in human and mouse colorectal tumor cells, potentially providing a new approach to preventing colorectal cancer. This finding is significant because long-term inhibition of 11-beta-HSD2 did not cau...

SourceJCI Journals·JournalJournal of Clinical Investigation·DateMar 23, 2009

Stroke survivors improve balance with tai chi

A study found that stroke survivors who practiced tai chi improved their balance and reduced the risk of falls. Tai chi is a Chinese martial art that requires concentration and balance control, and can be taught to community centers or parks.

SourceUniversity of Illinois Chicago·JournalNeurorehabilitation and Neural Repair·DateMar 23, 2009

Financial advice causes 'off-loading' in the brain

A study using fMRI found that expert advice suppresses brain regions involved in making value judgments, particularly when risk is involved. This 'off-loading' of decision-making can lead to detrimental consequences if the trusted source turns out to be incompetent or corrupt.

SourceEmory Health Sciences·JournalPLOS ONE·DateMar 23, 2009
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.

Astrocytes help separate man from mouse

Human astrocytes differ significantly from those in mice and rats, being bigger, faster, and more complex. This discovery has big implications for how our brains process information and suggests a higher cognitive functioning that defines humanity.

SourceUniversity of Rochester Medical Center·DateMar 23, 2009

Software fits flexible components

Researchers at Fraunhofer-Chalmers and ITWM developed a software program that enables designers to virtually install flexible components in new car models. The tool simulates assembly processes, providing concrete advice on component shape changes and optimal installation paths to minimize damage to the car body.

SourceFraunhofer-Gesellschaft·DateMar 23, 2009
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.

Redefining DNA: Darwin from the atom up

Researchers have developed a new type of DNA with 12 chemical letters, enabling highly parallel amplification of DNA and diagnosis of human diseases. This breakthrough may shed light on the origins of life and personalization of medicine for millions of patients with HIV, hepatitis, and other diseases.

SourceAmerican Chemical Society·DateMar 23, 2009

RWJF Health and Society Scholars Program selects 2009-2011 participants

The Robert Wood Johnson Foundation Health & Society Scholars Program has selected 17 new scholars to work on reducing health disparities and improving the nation's healthcare system. The scholars will receive a stipend and be trained to investigate the connections between biological, genetic, behavioral, environmental, economic, and so...

SourceIQ Solutions, Inc.·DateMar 23, 2009

Vertigo linked to osteoporosis

A study published by the American Academy of Neurology found that people with osteoporosis are three times more likely to experience vertigo than those without. Researchers discovered a strong link between low bone density and an increased risk of inner ear disorders, which can cause dizziness.

SourceAmerican Academy of Neurology·JournalNeurology·DateMar 23, 2009

Human adult testes cells can become embryonic-like

Scientists at Georgetown University Medical Center have extracted stem/progenitor cells from human testes and converted them back into pluripotent embryonic-like stem cells. These cells can morph into any cell type, offering a potential cure for diseases such as brain neurons or pancreatic tissue.

SourceGeorgetown University Medical Center·JournalStem Cells and Development·DateMar 23, 2009

Smokers may have increased risk of pancreatitis

A recent study found that smoking is associated with an increased risk of acute and chronic pancreatitis. The risk of developing the disease was higher in smokers than non-smokers, regardless of alcohol consumption or gallstone disease.

SourceJAMA Network·JournalArchives of Internal Medicine·DateMar 23, 2009
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.

New research reveals the earliest evidence for corn in the New World

A team of scientists led by Dolores Piperno has discovered the earliest evidence of maize domestication in the New World, dating back to 8,700 years ago. The research confirms that maize originated from a wild plant called teosinte and was first domesticated in tropical southwest Mexico.

SourceSmithsonian·JournalProceedings of the National Academy of Sciences·DateMar 23, 2009

New data on cancer survival in Europe show more patients are cured

A recent study by ECCO-the European CanCer Organisation analyzed data from the EUROCARE-4 Working Group, revealing a steady rise in cancer survival rates across Europe. The proportion of patients cured of lung, stomach, and colorectal cancers increased significantly between 1988-1990 and 1997-1999.

SourceECCO-the European CanCer Organisation·JournalEuropean Journal of Cancer·DateMar 23, 2009

Plastic protein protects bacteria from stomach acid's unfolding power

Researchers at the University of Michigan discovered a tiny protein called HdeA that protects disease-causing bacteria from stomach acid. This protein unfolds and becomes more flexible in response to acid, but unlike other proteins, it activates when unfolded, allowing it to bind and adapt to damaged proteins.

SourceUniversity of Michigan·JournalProceedings of the National Academy of Sciences·DateMar 23, 2009
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.

Genomic variations in African-American and white populations

Researchers mapped copy number variations (CNVs) in African-American and white genomes, finding two duplications with differing frequencies between the groups. The study provides insights into CNV's role in disease and potential neurological disorders.

SourceBMC (BioMed Central)·JournalBMC Genetics·DateMar 23, 2009

Tales of the 'Trojan horse drug' and the 'miracle dogs'

Researchers have developed a promising new drug treatment, NO-Cbl, which has shown significant anti-tumor efficacy with limited toxicity in dogs with cancer. The treatment uses 'biological Trojan horse technology' to target cancer cells, and could potentially be used in combination regimes to enhance its effectiveness.

SourceAmerican Chemical Society·DateMar 23, 2009
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.

Deep-sea corals may be oldest living marine organism

Researchers have determined that deep-sea corals from Hawaii are much older than previously thought, with some species estimated to be around 2,740 and 4,270 years old. The longest-lived coral is believed to be the deep-water black coral, which has been continuously growing its skeleton for millennia.

SourceDOE/Lawrence Livermore National Laboratory·JournalProceedings of the National Academy of Sciences·DateMar 23, 2009

Time (and PPAR-beta/delta) heals all wounds

Researchers used organotypic skin cultures to study PPAR-beta/delta's role in skin cell communication. They found that PPAR-beta/delta regulates crosstalk between skin layers, controlling proliferation rates and preventing excessive growth.

SourceRockefeller University Press·JournalJournal of Cell Biology·DateMar 23, 2009

IODP-MI president accepts German Medal of Honor in geophysics

Dr. Manik Talwani, president of the Integrated Ocean Drilling Program Management International (IODP-MI), has been awarded the German Medal of Honor in geophysics. He was recognized for his work on gravity measurements, particularly on the moon, and his contributions to ocean drilling research.

SourceIntegrated Ocean Drilling Program Management International·DateMar 23, 2009

Predicting mosquito outbreaks for disease control

University of Adelaide researchers developed a model predicting mosquito population peaks, aiding in disease outbreak prevention by allowing for targeted mosquito control. The study analyzed 15 years of data on Aedes vigilax populations, linking environmental factors to peak timing and magnitude.

SourceUniversity of Adelaide·JournalPLOS Neglected Tropical Diseases·DateMar 23, 2009