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Science News for December 5, 2007


Diesel exhaust fumes affect people with asthma, finds study on London's Oxford Street

A new study by Imperial College London found that diesel exhaust fumes increase asthmatic symptoms, reduce lung capacity, and cause inflammation in people with mild and moderate asthma. The research measured air quality and lung function in volunteers walking along Oxford Street, where only diesel-powered vehicles are allowed.

SourceImperial College London·JournalNew England Journal of Medicine·DateDec 5, 2007

InStream Media in agreement with BIG Interactive

InStream Media, developed at Stevens Institute of Technology, has signed a distribution agreement with BIG Interactive to distribute its Steganographic Embedded Non-Invasive Advertising platform in Singapore. The platform uses advanced steganography for interactive and consumer-initiated advertising with instant feedback.

SourceStevens Institute of Technology·DateDec 5, 2007
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.

MIT: Missing protein may be key to autism

Researchers at MIT's Picower Institute for Learning and Memory report that a missing brain protein may be one of the culprits behind autism and other brain disorders. They found that an enzyme called Cdk5 plays a critical role in recruiting key scaffolding proteins to develop synapses.

SourceMassachusetts Institute of Technology·JournalNeuron·DateDec 5, 2007

Biomarkers for inflammatory disease

Researchers characterized gene expression patterns in Kawasaki disease patients, identifying innate immune mechanisms and proinflammatory responses. The study supports the use of gene-expression profiles to generate biomarkers for other systemic inflammatory illnesses, improving diagnosis and treatment options.

SourceBMC (BioMed Central)·JournalGenome Biology·DateDec 5, 2007

Herbal extract found to increase lifespan

A University of California, Irvine study found that Rhodiola rosea increases the lifespan of fruit flies by an average of 3.5 days in males and 3.2 days in females. The herb has been shown to have anti-oxidative properties and is thought to boost the body's response to stress.

SourceUniversity of California - Irvine·JournalRejuvenation Research·DateDec 5, 2007

A pain-free window into painful neuropathies

Researchers have developed a new method to monitor peripheral neuropathy by analyzing tiny structures in the skin called Meissner corpuscles. This non-invasive technique allows doctors to detect nerve damage and track its progression, providing a valuable tool for early diagnosis and treatment.

SourceUniversity of Rochester Medical Center·JournalNeurology·DateDec 5, 2007
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.

Study questions impact of hemoglobin variations on mortality in dialysis patients

A recent study published in the Clinical Journal of the American Society of Nephrology suggests that persistently low hemoglobin levels in dialysis patients increase their risk of death, while fluctuating levels do not. The research used data from nearly 160,000 patients to analyze the effects of hemoglobin variability on mortality rates.

SourceAmerican Society of Nephrology·JournalClinical Journal of the American Society of Nephrology·DateDec 5, 2007

How stress alleviates pain

Researchers found that stress hormone noradrenaline suppresses pain inputs from the brainstem, reducing neurotransmitter launch and triggering nerve impulses. The study provides important mechanistic clues to understanding stress-induced analgesia.

SourceCell Press·DateDec 5, 2007

Pheromones identified that trigger aggression between male mice

Researchers at Scripps Research Institute and Harvard University discovered a family of proteins in mouse urine that elicit aggression response in males. The protein family, comprising the major urinary protein (MUP) complex, is recognized exclusively in the vomeronasal organ and activates specific sensory receptor neurons.

SourceNIH/National Institute on Deafness and Other Communication Disorders·JournalNature·DateDec 5, 2007
Apple iPhone 17 Pro

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

The closest look ever at native human tissue

Researchers from EMBL have visualized proteins responsible for cell-cell contacts for the first time, revealing the molecular organization of skin. The technique, called cryo-electron tomography, allows for the first 3D image of human skin at molecular resolution.

SourceEuropean Molecular Biology Laboratory·JournalNature·DateDec 5, 2007

Household chemical may affect breast development

Researchers have found that exposure to a common household chemical, butyl benzyl phthalate (BBP), can cause genomic changes in the mammary gland of rats. The study suggests that this could potentially lead to breast cancer, highlighting the need for further research.

SourceBMC (BioMed Central)·JournalBMC Genomics·DateDec 5, 2007

UTSA Manufacturing Center awarded $375,000

The University of Texas at San Antonio has been awarded a $375,000 grant from the National Science Foundation to build and support new research laboratories in manufacturing engineering. The center aims to work with industrial partners and provide education and training opportunities for students.

SourceUniversity of Texas at San Antonio·DateDec 5, 2007

Odd little star has magnetic personality

A team of astronomers, led by Dr. Edo Berger, have observed a surprisingly active magnetic field on the ultracool low-mass star TVLM513-46546, challenging the theory that cooler stars are simple and quiet. The star's complex magnetic field environment may indicate unusual activity beneath its surface or possibly even an unseen companion.

SourceGemini Observatory·DateDec 5, 2007

Reviewers agree on osteoarthritis of the knee

A review of six knee osteoarthritis treatment guidelines found significant differences in recommended treatments, with a focus on acetaminophen, NSAIDs, and exercise. The study highlights the need for more detailed educational interventions to improve guideline applicability.

SourceBMC (BioMed Central)·JournalArthritis Research & Therapy·DateDec 5, 2007
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.

The aging brain: Failure to communicate

Advanced imaging techniques reveal that normal aging degrades bundles of axons in the central nervous system, disrupting communication between different brain regions. This decline contributes to cognitive decline and affects processing speed, executive function, and memory.

SourceHoward Hughes Medical Institute·JournalNeuron·DateDec 5, 2007

Striking shift seen among newly HIV-infected men regarding partners

Researchers found that newly HIV-infected men in the US dramatically shifted their behavior to choosing only unprotected sex with other infected individuals. This change reflects a systematic shift among men, mostly gay, to protect their partners from HIV infection.

SourceUniversity of California - San Francisco·DateDec 5, 2007

Respiratory infections linked to increased heart attacks and strokes

A recent study found strong evidence that respiratory infections increase the risk of heart attacks and strokes, particularly in winter months. The researchers discovered a doubling of risk in the week following respiratory infection, which reduced over time.

SourceLondon School of Hygiene & Tropical Medicine·JournalEuropean Heart Journal·DateDec 5, 2007
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.

Scientists strike blow in superbugs struggle

Researchers at the University of Manchester have pioneered new methods to modify antibiotics' molecular structure, enabling the development of new types of antibiotics capable of combating increasingly resistant bacteria. This innovation provides access to thousands of lipopeptide variants that cannot be produced easily in any other way.

SourceUniversity of Manchester·JournalJournal of the American Chemical Society·DateDec 5, 2007
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.

Dads break bones of children more often than moms

A study by Children's Hospital of The King's Daughters found that dads break or fracture the bones of their children far more often than moms. The abuse can be horrific, with one case involving 31 broken or fractured bones.

SourceChildren's Hospital of The King's Daughters·JournalChild Abuse & Neglect·DateDec 5, 2007

This is your brain on violent media

Studies show that watching violent programs can cause parts of the brain to become less active, leading to reduced ability to control aggressive behavior. This effect is seen after repeated viewings of violence and is not observed with non-violent movies.

SourceColumbia University Irving Medical Center·JournalPLOS ONE·DateDec 5, 2007
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.

Humans appear hardwired to learn by 'over imitation'

A Yale University study found that children follow adults' actions faithfully, even when they are unnecessary, leading to confusion and difficulties in learning. The research suggests that children's ability to imitate can actually hinder their learning process if they observe an adult performing inefficient behavior.

SourceYale University·JournalProceedings of the National Academy of Sciences·DateDec 5, 2007

Implanting embryonic cardiac cells prevents arrhythmias

Researchers at Cornell University and their colleagues discovered that implanting embryonic cardiac cells into mice with heart attacks prevented arrhythmias. The technique improved electrical connections between cells and activated transplanted cells, restoring heart function and reducing arrhythmia risk.

SourceCornell University·JournalNature·DateDec 5, 2007

UBC study may solve age-old mystery of missing chemicals from Earth's mantle

A UBC study suggests that an ancient magma ocean may have existed beneath the Earth's surface, accounting for the discrepancy between the planet's mantle and core composition. This layer of molten rock would have stored some of the elements found in chondrite, primitive rocks from the earliest time of the solar system.

SourceUniversity of British Columbia·JournalNature·DateDec 5, 2007

Study shows pine bark naturally reduces osteoarthritis knee pain

A double-blind study published in Nutrition Research reveals Pycnogenol improves physical function by 52 percent in patients suffering from OA. The antioxidant plant extract also controls inflammation and complements existing strategies for treating osteoarthritis.

SourceMWW Group·JournalNutrition Research·DateDec 5, 2007
Celestron NexStar 8SE Computerized Telescope

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

'Flying Fish' unmanned aircraft takes off and lands on water

Researchers developed an unmanned seaplane, dubbed 'Flying Fish,' that can initiate and perform its own takeoffs and landings on water. The autonomous craft features a 7-foot wingspan and is designed for the Department of Defense's persistent ocean surveillance program.

SourceUniversity of Michigan·DateDec 5, 2007

Major physics breakthrough in understanding supersolidity

Physicists at the University of Alberta have made a major advance in understanding supersolidity by manipulating solid helium under extreme pressure and temperature conditions. They found that the material exhibits unusual behavior, becoming stiffer at lower temperatures.

SourceUniversity of Alberta·JournalNature·DateDec 5, 2007
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.

Beating hospital yeast infection

A systematic review of over 5,500 patients found that both single-drug antifungal prophylaxis (SAP) and selective digestive tract decontamination (SDD) reduce yeast-related morbidity and mortality. SDD was more effective in reducing yeast colonization and infection, while SAP responded best to candidemia.

SourceBMC (BioMed Central)·JournalCritical Care·DateDec 5, 2007

World's most endangered gorilla fights back

Cross River gorillas are restricted to Nigeria and Cameroon, with only around 300 individuals remaining due to habitat loss. The Wildlife Conservation Society announces new field surveys to catalogue potential gorilla habitat and protect this endangered subspecies.

SourceWildlife Conservation Society·JournalJournal of Primatology·DateDec 5, 2007

City dwellers look to backyards when deciding to head to slopes

A new study published in the International Journal of Climatology found that urban snow conditions significantly impact skier activity in New England. Researchers discovered that attendees are more likely to visit ski areas based on Boston weather patterns rather than local conditions.

SourceUniversity of New Hampshire·JournalInternational Journal of Climatology·DateDec 5, 2007

Breast MRI spots other cancers, may alter treatment plan

In a study of 79 women with breast cancer, breast MRI revealed important diagnostic information altering treatment plans in 20 percent of cases. The imaging modality detected additional cancers, discovered cancer in the opposite breast, or determined tumors were larger than expected.

SourceUniversity of Florida·DateDec 5, 2007

Scientists identify gene that influences alcohol consumption

Researchers have identified a gene variant associated with increased alcohol consumption in mice, which may provide new targets for developing treatments for alcohol dependence. The study suggests that glutamate pathways play a critical role in addiction and may be targeted by future drugs.

SourceNIH/National Institute on Alcohol Abuse and Alcoholism·JournalGenomics·DateDec 5, 2007
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.

Rutgers professor Jay Rosenblatt receives international award

Jay Rosenblatt, a renowned researcher at Rutgers University, has been awarded the Senior Investigator Award from the International Society for Developmental Psychobiology. His work on maternal behavior and learning early in life has had a lasting impact on the field of developmental psychobiology.

SourceRutgers University·DateDec 5, 2007

YouTube breeding ground for anti-vaccination views

Researchers found that over half of vaccination-related videos on YouTube portray childhood, HPV, flu vaccinations negatively or ambiguously. A staggering 45% of these videos contradict the Canadian Immunization Guide.

SourceUniversity of Toronto·JournalJournal of the American Medical Association·DateDec 5, 2007

Did early Southwestern Indians ferment corn and make beer?

Ancient and modern pot sherds found in New Mexico indicate possible fermentation of corn, potentially predating Spanish arrival. Gas chromatography analysis suggests similarities between ancient and Tarahumara Indian brews, but definitive proof elusive.

SourceDOE/Sandia National Laboratories·DateDec 5, 2007
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.

Smell experience during critical period alters brain

Researchers at Rockefeller University found that elevated CO2 levels within the first five days of birth can alter a fly's carbon dioxide detection circuit. The circuit's genetic plan adjusts to real-world conditions, suggesting a general feature of the olfactory system.

SourceRockefeller University·JournalNeuron·DateDec 5, 2007