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Science News Archive September 2013


Page 13 of 32

Patient isolation tied to dissatisfaction with care

A new study reveals that patients placed in Contact Precautions were twice as likely to report perceived problems with care compared to those without. The common infection control practice was found to create a negative perception of care, affecting patient satisfaction.

New treatment for 'arthritis of the spine' prevents paralysis

A multi-centre clinical trial has shown that decompression surgery is effective in treating cervical spondylotic myelopathy (CSM), a degenerative disease that can lead to paralysis. The study found significant recovery in patients with mild, moderate and severe CSM, with improvements in functional, disability and quality of life measures.

Apple iPhone 17 Pro

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

Higher lead levels may lie just below soil surface

A recent study of hundreds of soil samples from Rhode Island found that surface lead concentrations do not always accurately reflect contamination at depths below the soil surface. The research highlights the need for more comprehensive sampling methods to ensure public safety, particularly in areas with legacy lead-painted water towers.

Can vitamin B supplements help stave off stroke?

Researchers found that vitamin B supplements lowered stroke risk in all studies, with some benefit even when taking folic acid. However, the severity of strokes and risk of death from stroke were not affected by supplement use.

Genomic test accurately sorts viral vs. bacterial infections

A genomic test developed by researchers at Duke University Medical Center shows over 90% accuracy in distinguishing between viral and bacterial infections. The test detects a specific genetic signature expressed by the immune system in response to viruses, providing a potential new method for diagnosing infectious diseases.

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.

Millions harmed each year from unsafe medical care

A new study estimates that over 43 million people are injured annually due to unsafe medical care, resulting in nearly 23 million years of lost healthy life. The study found that premature death is a major driver of healthcare-related DALYs (disability-adjusted life years) lost.

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.

UNLV, Sen. Reid Announce $20 Million NIH grant to support clinical health research

The University of Nevada, Las Vegas (UNLV) has received a $20.3 million grant from the National Institutes of Health (NIH) to lead a health research network across 13 universities in the Mountain West. The Clinical Translational Research Infrastructure Network (CTR-IN) aims to improve research capacity and address regional health conce...

Novel gene discovery could lead to new HIV treatments

Researchers at King's College London have discovered a new gene called MX2 that may prevent HIV from spreading after it enters the body. The study found that expressing the MX2 gene can inhibit HIV replication and replication.

Southern Ocean sampling reveals travels of marine microbes

Researchers collected water samples up to six kilometres below the surface of the Southern Ocean, finding that physical transport in the ocean on currents shapes microbial communities. The study shows that communities connected by ocean currents are more similar to each other, regardless of distance.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Signal gradients in 3-D guide stem cell behavior

Scientists at Case Western Reserve University have developed a method to create three-dimensional gradients of signals that guide stem cell behavior. The system can help discern recipes for tissue and organ repair and replacements by controlling the spatial presentation of growth factors, physical triggers, and adhesion ligands.

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.

How old memories fade away

A new study from MIT reveals a gene essential for memory extinction, which could benefit people with posttraumatic stress disorder (PTSD). Enhancing the activity of this gene, Tet1, might make it easier to replace fearful memories with more positive associations.

New research supports intentional weight loss for older adults

A new study published in Obesity found that physical activity and weight loss conducted together results in improved body composition and reduced cardiovascular disease risk. The study showed that intentional weight loss can have positive health benefits for older adults, particularly when accompanied by physical activity.

Personality differences

A study found that socially dominant red deer individuals have faster heart rates and higher body temperatures during winter, leading to greater body mass loss when food is scarce. In contrast, subordinate individuals are better adapted to survive harsh conditions by reducing their metabolism and conserving energy.

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.

Trial to test prevention of Alzheimer's has begun

A new clinical trial has launched, aiming to prevent Alzheimer's disease by giving new drug treatments before dementia symptoms appear. The trial, led by principal investigator Randall Bateman, is testing two innovative treatments and has been made possible through a unique collaboration of private and public resources.

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.

Scientists develop a new way to identify good fat

Scientists at UTHealth Medical School developed a brown fat detection method that worked in an animal model, providing a new tool to fight obesity. The peptide probe can be used for whole-body imaging and localization of brown fat tissue.

Lens combines human and insect vision to focus wide-angle views

Researchers have developed a lens that combines the focusing ability of a human eye with the wide-angle view of an insect eye, enabling objects to appear in sharp focus even at varying distances. This technology could lead to improved smartphone camera quality and enhanced depth perception for medical imaging.

Tackling the problem of self-harm among children in care

A new study will offer young people living in residential care homes or with foster carers the chance to speak out about why they self-harm. The project aims to identify common themes leading to self-harm behavior and highlight successful services supporting looked-after youth in recovery.

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.

Researchers demonstrate a new strategy to stop the TB bacterium

Scientists at Brown University have discovered a novel compound that can kill the TB bacterium by inhibiting ClpP, a cellular enzyme not targeted by any antibacterial drugs. The findings could lead to new treatments for tuberculosis and other infections resistant to traditional antibiotics.

Lifestyle, age linked to diabetes-related protein

A study published in Clinical Chemistry found that SHBG levels are significantly associated with type 2 diabetes risk in women, with age, estrogen therapy, and coffee consumption being key predictors. The research also suggests that adjusting these factors may impact SHBG levels and ultimately diabetes risk.

SfN announces winners of Brain Awareness Video Contest

The Society for Neuroscience announced the winners of its third annual Brain Awareness Video Contest, featuring videos on a little-known brain disorder, memory, and mind reading. The top ten videos will compete for a People's Choice Award and will join over 1,000 resources on BrainFacts.org.

NIH prepares by funding new bird flu vaccine studies

The National Institutes of Health (NIH) is funding new bird flu vaccine studies to protect against a deadly strain that caused severe disease in China last spring. The study aims to fine-tune the process of creating an effective vaccine, with the goal of preventing future pandemics.

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 HIV-1 replication pathway discovered by NYU College of Dentistry researchers

Researchers at NYU College of Dentistry have discovered a new way HIV-1 reproduces itself without integrating its genetic material into cell DNA, allowing the virus to persist in vivo and evade antiviral drugs. This finding may lead to the development of new treatments aimed at eliminating the virus from infected individuals.

Personal genome, public health

The Johns Hopkins Berman Institute of Bioethics has been selected to establish a Center of Excellence to study the ethical, legal, and social implications of genomic research in infectious disease. The center will explore public health genomics in two case studies: pandemic influenza and Hepatitis C.

Drivers of financial boom and bust may be all in the mind, study finds

A study has found that market bubbles leading to financial crashes may be self-made due to brain processes that help traders predict others' behavior. This research offers insight into the biology of financial decision-making, suggesting that unproductive behaviors can drive cycles of boom and bust.

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.

Clemson researchers: Different forage affects beef cattle weight, taste

A two-year experiment at Clemson University found that steers grazing on various forages showed significant differences in growth, carcass quality, and meat taste. Finishing on legumes like alfalfa and cowpea increased carcass quality, while bermuda grass and pearl millet improved healthy fatty acid levels.

Moderate exercising encourages a healthier lifestyle

Researchers found that 30 minutes of daily exercise is just as beneficial as an hour-long workout in improving energy levels and motivation for a healthy lifestyle. The study suggests that moderate exercise can significantly impact daily practices and overcome cultural barriers to change.

Stem cell reprogramming made easier

Researchers find removing MBD3 protein increases efficiency of stem cell reprogramming from 1% to 100%, allowing for faster production of cells for medical use. This breakthrough provides a deeper understanding of embryonic development and could advance treatment of various diseases.

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.

Green photon beams more agile than optical tweezers

Romanian scientists have discovered a novel approach for the optical manipulation of macromolecules and biological cells using green photon beams. This method enables precise control over macrostructures, such as biological proteins, outperforming traditional optical tweezers.

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.

New sensor could prolong the lifespan of high-temperature engines

A new thermocouple developed by researchers at the University of Cambridge can reduce drift by up to 90% at temperatures above 1300 degrees Celsius, potentially doubling the lifespan of engine components. This could lead to significant cost savings for manufacturers and improved fuel efficiency.

E-readers more effective than paper for dyslexic readers

A study published in PLOS ONE found that e-readers with short lines of text increased reading speed and comprehension among some dyslexic high school students. This suggests that the use of short lines on e-readers may help reduce visual distractions and improve focus for individuals with dyslexia.

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.

Inhaled corticosteroids raise pneumonia risk

A University of Alberta research team found that inhaled corticosteroid use was associated with a 90% increase in risk for repeat pneumonia episodes among elderly patients. The study, published in Clinical Infectious Diseases, suggests health professionals should exercise caution when prescribing the drugs to high-risk patients.

Colonoscopy screening every ten years could prevent 40% of colorectal cancers

A large study found that colonoscopy screening can prevent up to 40% of colorectal cancers, with more frequent intervals recommended for those with a personal history of adenoma or family history of colorectal cancer. The study also suggests that sigmoidoscopy alone is insufficient for reducing the incidence of proximal colon cancer.

The secret life of underground microbes: Plant root microbiomes rule the world

The root microbiome plays a vital role in plant functions and ecosystem well-being, influencing genetic structure, health, and interactions with other plants. Microbial organisms associated with plant roots have far-flung global influences, from regulating plant performance to facilitating crop production in harsh climates.

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.

X-ray science taps bug biology to design better materials and reduce pollution

Scientists tap into bug biology to design new materials, such as artificial ligaments and chemical-free pest control methods. The study of caddisfly silk reveals its unique properties, including water resistance and collagen-like behavior. Additionally, researchers use X-ray technology to better understand human muscle mechanics and po...

Shining light on neurodegenerative pathway

University of Adelaide researchers have identified a likely molecular pathway that causes neurodegenerative diseases such as Huntington's and Lou Gehrig's. The team found that RNA plays a key role in the development of these diseases, which share similar genetic mutation mechanisms.