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Science News Archive November 2010


Page 11 of 27

Using plants against soils contaminated with arsenic

Researchers have identified two essential genes that control the accumulation and detoxification of arsenic in plant cells, providing a promising basis for reducing arsenic levels in crops from polluted regions. By controlling these genes, plants can be developed to prevent toxic metal transfer, limiting entry into the food chain.

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.

The lifeblood of leaves: Vein networks control plant patterns

Researchers have developed a mathematical model that predicts relationships among leaf functions based on three properties of the vein network: density, distance between veins, and number of loops. The study indicates that plants with denser vein networks can absorb more carbon while withstanding higher levels of water loss.

New characteristics of premature aging protein discovered at Stevens

The Glavy Lab team identified the Werner Helicase Interacting Protein 1 (WHIP), a disease-related protein outside its known range, within nuclear pore complexes. WHIP may play an independent role in maintaining genome stability and detecting genetic damage, offering new avenues for understanding gene repair and expression.

Enzyme action could be target for diabetes, heart disease treatments

Cardiac researchers at the University of Cincinnati found a new cellular pathway that could help develop therapeutic treatments for obesity-related disorders, including diabetes and heart disease. The study identified histone deacetylase 9 (HDAC9) as a potential target for intervention.

Apple iPhone 17 Pro

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

Smoke from fireworks is harmful to health

Research reveals that fireworks smoke releases bio-reactive metallic particles that can affect human health, especially for those with asthma or cardiovascular problems. The study found elevated levels of lead, copper, and other metals in the air after fireworks displays.

New ways to detect and treat Alzheimer's disease

Researchers have identified brain changes in people with Alzheimer's disease, suggesting new diagnostic markers and therapeutic targets. These findings may help identify individuals at risk and improve early detection, potentially leading to more treatable stages of the disease.

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.

Artificial black holes made with metamaterials

Artificial black holes made with metamaterials can trap EM waves, preventing them from escaping like a black hole traps light. This technology could be used to measure how light is absorbed when passing through the material and enable the harvesting of light for solar cells.

Researchers find tie between fat outside of the arteries and cardiovascular disease

Researchers at the University of Cincinnati found a link between fat around the outside of arteries and the development of cardiovascular disease, particularly in individuals with diabetes. The study suggests that this fat tissue, known as perivascular adipose tissue, can lead to inflammation and unstable blood vessels, increasing the ...

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.

Rescue missions underway to save Haiti's species from mass extinctions

A species-rescue program for Haiti's threatened frogs and other species is being established, with captive-breeding and gene-preservation efforts. The goal is to preserve species in case they become extinct due to habitat loss, with a focus on releasing offspring in Haiti when the forest habitat improves.

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.

Energy drink use may lead to alcohol dependence

A new study found that energy drink consumption is strongly associated with increased risks for heavy drinking and alcohol dependence among young adults. High-frequency energy drink users were more likely to get drunk at an earlier age, drink more per session, and develop alcohol dependence compared to non-users or low-frequency users.

Research links damaged organs to change in biochemical wave patterns

A model developed by Zhengdong Cheng simulates biochemical reactions within the human body, identifying wave patterns that can signal diseased or dead cells. This innovation may lead to better understanding of organ structure and extent of damage, enabling timely diagnosis and treatment.

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.

Treating heart attack with fat-derived stem cells may be safe in humans

A new study suggests that fat-derived stem cells can safely improve heart function after a heart attack by reducing damaged tissue, increasing blood flow, and boosting the heart's pumping ability. The treatment was found to be effective in patients with severe heart attacks, but further research is needed to confirm its efficacy.

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.

Community education may shorten treatment time for heart attack patients

A new study presented at the American Heart Association Scientific Sessions found that community education in rural and suburban areas significantly shortens treatment time for heart attack patients. The study, which examined the effect of a regional Level 1 MI program, found that patients who received outreach education came to the ho...

Research roundtable: What's next in CVD research?

Researchers discovered a genetic material involved in regulating HDL cholesterol levels. A microRNA called miR-33a helps keep high-density lipoprotein stable, and inhibiting it may raise HDL levels. Additionally, biopolymer hydrogel injections improved heart function and quality of life in heart failure patients.

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.

Hearing colors, seeing sounds: New research explores sensory overlap in the brain

Researchers have identified the brain region responsible for the McGurk Effect, an auditory phenomenon where viewing lips moving out of sync with words creates a perception of other words. Synesthetes' brains show distinct structures and processes, indicating that synesthetic experiences are more idiosyncratic than previously thought.

Social costs of achievement vary by race/ethnicity, school features

A new study found that social pressures differ for teens in different racial/ethnic groups and that school characteristics play a role. For African American and Native American teenagers, higher GPAs led to decreased feelings of social acceptance, while White teens and others saw increased social acceptance with higher GPAs.

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.

Length of pregnancy influenced by placenta structure

The study found that faster growth rates in some mammals are due to the more intimate connection between mother and baby, resulting in shorter pregnancies. Humans have relatively lengthy pregnancies due to their simple placenta structure with limited connections between mother's tissues and foetus.

Communication engages complex brain circuitry and processes

A new study offers valuable insights into the complex brain circuitry involved in communication, shedding light on language difficulties such as stuttering. The research suggests that the brain's processing and production of sounds, as well as its handling of native and foreign accents, are critical factors in communication problems.

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.

Highlighting gender promotes stereotyped views in preschoolers

A study by researchers at The Pennsylvania State University found that when teachers call attention to gender, children express stereotyped views and preferences. In classrooms where teachers avoided gender divisions, children showed no change in responses or behaviors.

Not following doctor's orders: Prescription abandonment

Prescription abandonment can undermine medical treatment and result in increased healthcare costs. Studies estimate that 20-30% of prescriptions are not filled or picked up due to cost concerns, with physicians often unaware of patient out-of-pocket costs.

Phone-in doctoring fails to improve patient outcomes

A telephone call-in program designed to improve doctor-patient communication for heart failure patients failed to show improved patient outcomes, according to a Yale University study. The six-month study tested a telemonitoring system that allowed patients to send daily information about their condition to their doctor.

Engineers test effects of fire on steel structures

Purdue University researchers are studying the effects of fire on steel structures using a one-of-a-kind heating system. The testing focuses on how building components behave in extreme temperatures, with results comparing computational models to real-world experiments.

Fluke 87V Industrial Digital Multimeter

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

Common strain of bacteria found in patients with cystic fibrosis in Canada

A study found that a common transmissible strain of Pseudomonas aeruginosa is prevalent among cystic fibrosis patients in Canada, particularly in those infected with strain A, which is associated with a higher risk of death or lung transplantation. The study suggests cross-infection between CF centers in the UK and Canada.

Nighttime sleep found beneficial to infants' skills

A longitudinal study found that infants who get most of their sleep at night perform better in skill areas such as executive functioning, which includes controlling impulses, remembering things, and showing mental flexibility. The research suggests that good nighttime sleep in infancy sets the stage for later executive skills.

Tuesday news tips, Nov. 16, 2010

Researchers discovered reusing explanted ICDs with sterilized batteries is safe for patients. Shorter sleep duration linked to carotid artery thickening in men, while rapid body cooling improves heart function after CPR. Intravenous iron treatment boosts quality of life and kidney function in some chronic heart failure patients.

New low-cost method to deliver vaccine shows promise

Researchers developed a new approach to vaccination for rotavirus, inducing an immune response in mice and protecting them from infection. The heat-stable vaccine is low-cost and can be delivered as nasal drops or spray, addressing challenges in developing countries.

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.

Adolescents at risk for alcohol abuse show decreased brain activation

New research finds that adolescents with a family history of alcohol abuse demonstrate decreased neural activity in the frontal lobe, suggesting a subtle vulnerability to future alcoholism. This study suggests that youth with familial alcoholism may have a less mature frontal system, making it harder to manage real-life situations.

Benefits of preschool vary by family income

A new study found that preschool participation has a positive impact on children's literacy skills, regardless of their socioeconomic status. Low-income children, particularly those from Black families, experience the greatest benefits, while nonpoor Black youngsters also show considerable improvements.

Structure of a protein related to heart and nervous system health revealed

Scientists have solved the structure of a protein integral to maintaining healthy hearts and nervous systems. The discovery of cystathionine beta-synthase (CBS) may lead to smarter drug design for better understanding of homocystinuria, a genetic disorder affecting cardiovascular and central nervous systems.

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.

Sticky snack for elephant-shrews

A new study reveals that elephant-shrews consume the nectar of Pagoda lily flowers and pollinate them. The animals' long noses and tongues allow them to access the nectar without damaging the flowers. This discovery sheds light on the unusual group of non-flying mammals known for their pollination abilities.

Scientists learn more about how kidneys fail and how new drugs may intervene

Scientists have discovered how kidney filters become damaged in renal failure, leading to increased permeability and protein loss in the urine. A new class of drugs called endothelin A receptor antagonists shows promise in reducing protein levels, promising relief for patients with diabetes and high-salt diets.

Orangutans count on stats for survival

A Queensland University of Technology (QUT) statistician has found that villagers who live alongside orangutans are unaware of the laws protecting them, and many admit to killing the primates. The study suggests education campaigns tailored to specific areas and cultural groups can effectively target orangutan hunting.