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Science News Archive 2009


Page 29 of 277

Toward explaining why hepatitis B hits men harder than women

Researchers found abnormal forms of apolipoprotein A-I proteins in the livers and blood of infected male mice, but not females. These proteins may provide important markers for tracking hepatitis B progression and help explain the gender disparity in the disease's severity.

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.

UCLA study shows brain's ability to reorganize

A recent UCLA study found that blindness causes structural changes in the brain, leading to compensatory growth in non-visual areas. This adaptation enables individuals with visual impairments to develop enhanced skills in other senses.

Good news on multiple sclerosis and pregnancy

A new study published in Neurology shows pregnant women with multiple sclerosis are only slightly more likely to have cesarean deliveries and babies with poor prenatal growth rates than those without MS. Women with MS were not at increased risk for other pregnancy complications.

Apple iPhone 17 Pro

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

Girls 'disengage' from high school science

High school girls are bored, disengaged and stressed in science classes compared to boys. Class discussions are the only activity to score among the top three most engaging for both boys and girls. The researchers found that classroom discussions are a crucial way to connect with all science students.

Saliva proteins change as women age

The study found that older women have almost twice as many immune-related proteins in their saliva than younger women. This discovery could lead to a simple, noninvasive test for diagnosing and treating age-related diseases in women.

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.

What's eating the breadwinners?

A new study explores the experiences of American female breadwinners, revealing common themes such as control, independence, and guilt. The research highlights the challenges faced by women in this role, including societal and personal expectations, and offers practical implications for organizations and families.

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.

New research helps explain why bird flu has not caused a pandemic

Bird flu viruses require two simultaneous genetic mutations to infect humans, making human-to-human transmission unlikely. The study suggests that H5N1's high mortality rate in humans is due to its inability to infect the right cells, increasing the odds of it being less likely to cause a pandemic.

Remote therapies could help in fight against eating disorders

Researchers suggest remote therapies, such as online cognitive behavioral therapy, could improve treatment outcomes for eating disorders. The study reviews the current state of eating disorder diagnosis and treatment, highlighting the need for increased access to specialized care.

Findings that should speed the development of drugs for Parkinson's disease

Scientists at Garvan Institute of Medical Research developed a mathematical model and microscopy method to reveal mechanisms behind dopamine release. The study found that dopamine release is regulated by factors such as the frequency of nerve impulses, making it possible to develop more effective treatments.

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.

Residential design for persons with neurological disability

This special issue of NeuroRehabilitation focuses on community-based residential designs for persons with neurodisability, highlighting the importance of holistic, functional, and individualized design modifications. The issue presents evidence-based literature, expert insights, and practical recommendations to facilitate independence ...

Study raises concerns about outdoor second-hand smoke

A new study from the University of Georgia suggests that outdoor smoking areas may be creating a new health hazard due to high levels of secondhand smoke. The research found cotinine levels up to 162% greater in non-smokers exposed to outdoor smoke, posing potential public health risks.

When good companies do bad things

A Michigan State University study found that high-performing companies are more likely to engage in illegal behavior, such as fraud and environmental violations, due to unrealistic expectations and external pressures. The researchers argue that regulators should monitor both high- and low-performing firms to detect illicit activity.

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.

Current cigarette smokers at increased risk of seizures

A recent study published in Epilepsia found that current cigarette smokers are at a significant risk of seizure. The study analyzed data from over 116,000 female nurses and found that long-term moderate caffeine or alcohol use is not associated with an increased risk of seizures or epilepsy.

Women at risk from vitamin A deficiency

A new study reveals that nearly half of UK women have a genetic variation reducing their ability to produce sufficient vitamin A. Vitamin A plays a vital role in immune system strengthening and preventing infections. The study found that younger women are at particular risk, highlighting the importance of adequate diet for this nutrient.

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.

Superconductivity leader receives $2.8M grant from US Air Force Office

Professor Paul Ching-Wu Chu, a world leader in superconductivity research, has received a $2.8 million grant to explore novel materials that can operate at higher temperatures and have greater current carrying capacity. This funding will enable the development of more compact and lighter power devices with higher energy densities.

MIT: Better way to harness waste heat

Researchers at MIT have developed a new technology that can convert waste heat into electricity with an efficiency of up to 90% of the Carnot Limit. This could lead to significant improvements in energy efficiency, such as double the talk time on cellphones and longer laptop battery life.

Proton's party pals may alter its internal structure

A recent experiment found that a proton's nearest neighbors in the nucleus may modify its internal structure, contradicting the mass-dependence picture. The study also revealed a possible new cause: the microscopic structure of nuclei, particularly in beryllium.

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.

How to execute dietary management in eating disorder patients

A study found that fructose-sorbitol (F-S) ingestion provoked gastrointestinal symptoms in over half of female ED patients, with a significant difference in response between underweight and normal-weight individuals. The response was specific for F-S and more common in anorexia nervosa patients.

Hidden threat: Elevated pollution levels near regional airports

Research reveals elevated ultrafine particle emissions at regional airports, posing significant health risks to nearby residents. The study, published in Environmental Science & Technology, highlights the need for increased attention to these overlooked emissions.

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.

5 exercises can reduce neck, shoulder pain of women office workers

A study by the American Physiological Society found that strength training exercises using dumbbells can improve function and reduce pain in the trapezius muscle of women suffering from trapezius myalgia. The exercises also enhance the muscle's ability to respond quickly and forcefully.

GEN reports on enhancing the applications of qPCR

Advances in qPCR technology are expanding its applications in basic research and diagnostics, enabling more efficient detection and quantification of specific DNA sequences. Companies like Qiagen and Bio-Rad Laboratories are developing new methods to improve multiplex PCR and sample preparation.

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.

Can EP4 agonist alleviate gastric lesions?

A research team investigated a highly-selective EP4 agonist for treatment of gastric ulcers in mice. The EP4 agonist reduced acute hemorrhagic damage, promoted mucous epithelial regeneration, and accelerated ulcer healing. In vitro, it protected human gastric mucous cells from indomethacin-induced apoptosis.

Oceans' uptake of manmade carbon may be slowing

Scientists estimate a decline in the oceans' ability to absorb manmade carbon, potentially impacting future climate. The study found that the proportion of fossil-fuel emissions absorbed by the oceans since 2000 may have declined by up to 10%.

Antifibrotic effects of green tea

A study published in World Journal of Gastroenterology found that green tea extract inhibited proliferation, reduced collagen content, and downregulated collagen type 1 expression in liver fibrosis models.

NSF supports Case Western Reserve University's IDEAL

The National Science Foundation has awarded a nearly $1 million grant to support career advancement of women and underrepresented minority men in sciences and engineering. The program aims to foster environments conducive to recruiting, advancing, and retaining faculty in these fields.

Georgia Tech launches experimental Green IT Initiative

The Georgia Institute of Technology has launched an experimental Green IT Initiative to tackle high-performance computing's growing power consumption problem. The effort, led by Sudhakar Yalamanchili, aims to develop sustainable power consumption methods using a 1,000-node IBM BladeCenter system.

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.

Common pain relief medication may encourage cancer growth

New studies show that morphine can boost tumor-cell proliferation and inhibit the immune response, promoting angiogenesis and cancer metastasis. Shielding lung cancer cells from opiates reduces cell proliferation, invasion, and migration in both cell-culture and mouse models.

Secondhand smoke exposure worse for toddlers, obese children

Children exposed to secondhand smoke are at increased risk of vascular damage, with obese toddlers facing a four-fold higher risk compared to adolescents. The study found significant links between secondhand smoke exposure and markers of vascular injury in both toddler and adolescent populations.

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.

Immune system activated in schizophrenia

Researchers found raised levels of interleukin-1beta in the spinal fluid of recent-onset schizophrenia patients, indicating activated brain immune defense systems. This discovery offers new potential treatments for the condition, potentially interrupting its course at an early stage.

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.

Study finds link between preeclampsia and reduced thyroid function

Women with a history of preeclampsia may be at increased risk for reduced thyroid functioning, according to researchers. The study found that women who developed preeclampsia during pregnancy had higher levels of thyroid-stimulating hormone (TSH) and were more likely to have hypothyroidism later in life.

Alternative animal feed part of global fisheries crisis fix: UBC study

A UBC study suggests that finding alternative feed sources for farm animals can significantly reduce pressure on the world's dwindling fisheries, while contributing positively to climate change. The researchers propose new strategies to effect swifter and larger-scale changes in the fishing industry.

2 UNH faculty receive $1.4M in CAREER grants from NSF

Two UNH assistant professors, Vaughn Cooper and Christopher White, received NSF CAREER grants to explore beneficial mutations in bacteria and the flow dynamics of liquefied biomass. Their research has implications for understanding adaptation, evolution, and sustainable energy solutions.

World's first delivery of intra-arterial Avastin directly into brain tumor

Researchers successfully delivered high-dose chemotherapy to malignant brain tumors via intra-arterial Avastin, potentially avoiding common side effects of systemic chemotherapy. The innovative technique has shown promising results in early trials and may offer a new treatment option for patients with resistant brain tumors.

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.

Bigger not necessarily better, when it comes to brains

Scientists at Queen Mary University of London found that insect brains are capable of intelligent behaviors like counting and categorizing, challenging the idea that larger brains are more intelligent. Research suggests that many size differences in brain size only exist in specific regions and may not lead to increased complexity.

Comforted by carpet: How do floors and distance affect purchases?

A study by University of Chicago Press Journals found that consumers feel more comfortable standing on carpeted flooring, but their judgment of products is influenced by the distance between them and the floor. When viewed from a moderate distance, the comfort factor plays a significant role in product judgments.