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Science News Archive April 2008


Page 15 of 22

Kidney cancer deaths show overall decrease in Europe

A recent study published in BJU International found that kidney cancer deaths in Europe have declined by 13% for men and 17% for women between 1992 and 2002, with the largest reductions seen in Austria and Germany. However, the study also reveals significant variations in mortality rates across different countries.

Safer, easier system for remote explosive detection

Researchers at the University of Michigan have created materials that can detect TNT and alert to its presence remotely, reducing danger for military personnel. The system uses low-cost, battery-free sensors that emit light when excited by infrared light, which is then detected by a specially-designed light-collection system.

Apple iPhone 17 Pro

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

Your neighborhood can affect your health

Studies found that people living in deprived areas had significantly worse cognitive function and higher mobility problems compared to those in less deprived areas. The research highlights the importance of adequate healthcare and social care in poorer communities.

First do no harm? UH prof taking opposite approach to treat asthma

Researchers found that chronic use of beta blockers alleviates asthma by helping airways relax and dilate, providing longer-term respiratory function. The study builds on earlier breakthroughs in treating congestive heart failure, where beta blockers improved outcomes despite initial worsening symptoms.

Rocket mystery explained with new imaging technique

A new imaging technique helps demystify the cause of explosive sound waves in rockets, revealing spinning acoustic waves that gain destructive power as they rotate around the combustion chamber. The study provides a clearer understanding of this phenomenon and brings scientists closer to preventing its occurrence.

UD researchers discover novel 'gene toggles' in world's top food crop

University of Delaware researchers have discovered a new type of molecule called natural antisense microRNAs (nat-miRNAs) that can turn off genes in rice, which is the primary source of food for half the world's population. These novel molecules may help scientists locate similar gene regulators in other organisms, including humans.

Fluke 87V Industrial Digital Multimeter

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

Kansas State flower receives scientific attention

A K-State biology professor is studying the evolution of the state flower, sunflower, using a $610,000 grant from the National Science Foundation. The research focuses on how environmental stress may have caused the activation of retrotransposons in hybrid species, leading to massive genomic expansion and restructuring.

Shorebird numbers crash: survey alarm

A recent study reveals a drastic decline in shorebird populations over the past 25 years, with migratory species suffering a 73% drop and resident shorebirds declining by 81%. The loss of wetlands and habitats is a significant contributor to this decline, highlighting the need for improved conservation efforts.

Dietary oil may need help in avoiding any side effects of weight loss

A new study from Ohio State University found that conjugated linoleic acid (CLA) may need to be paired with the hormone leptin to prevent side effects of rapid weight loss. The study used mice genetically engineered to have no leptin, finding that CLA diets can result in weight loss but also insulin resistance.

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.

Boston College biologists build a better mouse model for cancer research

Researchers created a novel cell line that replicates the full spectrum of systemic metastatic cancer, enabling new discoveries about the role of macrophages in cancer's spread. The model has been shown to produce tumors in 100% of mice with healthy immune systems, paving the way for new therapies targeting these cells.

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.

New studies add insights to infant feeding and obesity issue

Recent research presents mixed findings on infant feeding and obesity, with some studies suggesting potential associations between infant nutrition and health outcomes. These studies provide new insights into the complex relationships between infant feeding practices, maternal factors, and childhood obesity.

Wellmune WGP supplementation alleviates

Research conducted by Miami Research Associates found that Wellmune WGP supplementation reduced the incidence of medically verified fever in healthy subjects. Additionally, the study showed significant improvements in physical energy and emotional well-being, with no need for work or school absences due to cold-like symptoms.

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.

Just 20 minutes of weekly housework boosts mental health

A large Scottish Health Survey study found that just 20 minutes of weekly physical activity, including housework, reduces the risk of stress and anxiety. The more activity a person engages in, the lower their chances of psychological distress.

Study: Health 'shocks' diminish wealth more later in life

A recent study by Ohio State University researchers found that seniors who develop serious illnesses later in life lose more of their savings. The study compared the long-term financial repercussions of pre-existing chronic health problems with those caused by the sudden onset of a new health problem late in life. Participants over 70 ...

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.

People with diabetes may have all natural citrus supplement

Two studies suggest that Diabetinol, a natural citrus supplement, improves blood glucose numbers and LDL-cholesterol levels in people with type 2 diabetes. The supplement shows promise in lowering blood glucose levels after meals and improving heart health, potentially reducing diabetic complications.

How neural sludge accumulates in Alzheimer's

Researchers identified how toxic protein plaque accumulates in the brain of people with Alzheimer's disease. The study found that endocytosis plays a crucial role in transporting amyloid precursor protein into neurons, leading to A

Acute kidney injury with sepsis -- a unique pathophysiology

Researchers found septic acute kidney injury (AKI) patients have higher acuity of illness, lower blood pressure, and worse pulmonary function compared to non-septic AKI. The study suggests septic AKI requires specific clinical interventions to reduce injury and promote kidney recovery.

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.

Researchers close in on origins of main ingredient of Alzheimer's plaques

A study has revealed that endocytosis is necessary for the production of amyloid beta, a key component of Alzheimer's brain plaques. The research found that endocytosis plays a critical role in increasing amyloid beta levels, which are coupled to normal nerve cell communication called synaptic activity.

Personality disorders cause emotional reactions in staff

A study published in BMC Psychiatry found that healthcare staff's emotional reactions to substance abuse patients with personality disorders depend on the type of disorder. Patients with antisocial personality disorder elicit feelings of distance, while those with avoidant personality disorder induce feelings of helpfulness.

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.

Cancer stem cells created with technique developed at Stanford

Researchers at Stanford University School of Medicine have successfully created cancer stem cells in a laboratory setting, shedding new light on the origins of these rare and difficult-to-study cells. The breakthrough could lead to new ways of understanding how cancer cells form and developing more effective treatments.

Gene variant increases risk of asthma

A tiny variation in the CHI3L1 gene increases blood levels of YKL-40, a biomarker for asthma. The genetic variation also lowers YKL-40 levels and protects against asthma. Researchers found similar connections between the CHI3L1 variations, YKL-40 levels and asthma susceptibility in three genetically diverse populations.

Power of molecular imaging reveals secrets of the heart

Researchers used PET and SPECT imaging to monitor the effectiveness of a new therapy, which successfully preserved healthy heart tissue and corrected blood flow imbalance. Nearly 50% of repaired artery segments showed normalization of glucose metabolism and coronary blood flow.

Cow stomach holds key to turning corn into biofuel

Scientists from Michigan State University have discovered a way to convert entire corn plants into biofuel using an enzyme found in cow stomachs. This breakthrough enables the production of affordable cellulosic ethanol by unlocking plant fibers previously considered unusable.

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.

Technique traces origins of disease genes in mixed human populations

Researchers develop a technique to detect the ancestry of disease genes in hybrid human populations, identifying inherited genes that cause diseases. The algorithm is more powerful and accurate than standard methods, allowing researchers to pinpoint the origins of disease-causing genes and explore potential treatments.

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.

Small molecule miRNAs regulate female mouse fertility

New data reveals miRNAs control female mouse fertility by regulating the corpus luteum's blood vessel formation and TIMP1 expression. Injection of specific miRNAs into ovaries improved corpus luteum function in Dicerd/d mice.

Hubble maps the changing constellation of Internet 'black holes'

Researchers have created an online map that shows locations experiencing problems with internet connectivity, providing a snapshot of the internet's weak points. The Hubble tool monitors about 90% of the internet and can help professional network operators identify and fix issues quickly.

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.

Physical activity is natural pain reliever for arthritis

A recent study published in Arthritis Care and Research journal found that regular exercise, specifically the Arthritis Foundation Exercise Program, significantly improves and manages arthritis pain. Participants reported a decrease in pain and fatigue, an increase in upper and lower extremity function, and increased strength after par...

Gene oppositely controlled by dietary protein, sugar

Researchers discovered a gene in flies whose activity is controlled by protein and sugar intake, suggesting a second mechanism for glucose release under specific dietary conditions. The findings also reveal potential links between diet, insulin signaling, and life span, particularly with high-protein diets.

14-year-old CEO makes chemistry a game with 'Elementeo'

A 14-year-old CEO has created a chemistry trading card game called Elementeo that teaches chemical elements and compounds through interactive gameplay. The game's unique mechanics aim to combine fun and learning, with the goal of reducing opponents' electrons to zero.

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.

Study: Treating post-traumatic stress first helps children overcome grief

A new University of Georgia study finds that treating post-traumatic stress disorder (PTSD) symptoms before grief therapy is essential for helping children cope with loss. Camp-based interventions have been shown to be beneficial, providing a supportive environment where children can process their emotions and develop coping skills.

Carnegie Mellon develops computer model to study cell membrane dynamics

Researchers at Carnegie Mellon University developed a coarse-grained computer model to simulate cell membrane dynamics, allowing for the observation of membrane behaviors at hundreds of nanometers. The model reveals a purely physical mechanism that enables vesiculation, a critical process for cellular survival.

Nutrition research unveiled this week shows pistachios are smart for the heart

A new study by Penn State University found that snacking on pistachios significantly reduces inflammation in the body, a prominent risk factor for cardiovascular disease. Additionally, pistachio consumption has been shown to improve cholesterol levels and reduce blood pressure, making it a valuable addition to a heart-healthy diet.

'Death protein' research secures funding for UCF scientists

A University of Central Florida scientist has secured $1 million in NIH funding to research the death protein, BAX, which could lead to breakthroughs in treating cancer and heart disease. By understanding how BAX triggers cell death, she hopes to develop a peptide-based therapeutic approach to stimulate or protect healthy cells.

Meta Quest 3 512GB

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

Playing dead is no game for ant survival

A new study found that young fire ant workers are four times more likely to survive aggressive attacks by pretending to be dead. Sustained movement is necessary to trigger a physical attack. Feigning death allows these young workers to contribute to brood care and colony growth.

JCI online early table of contents: April 8, 2008

Researchers discovered a molecular pathway underlying low-grade forms of brain tumor known as astrocytoma, suggesting new therapeutic targets. Additionally, studies revealed that microRNAs regulate female mouse fertility by controlling the functioning of the corpus luteum, which is essential for pregnancy.

Celestron NexStar 8SE Computerized Telescope

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