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Science News Archive September 2009


Page 11 of 24

Vaccine to prevent urinary tract infections shows early promise

Scientists at the University of Michigan have developed a potential vaccine to prevent urinary tract infections, which affect 53% of women and 14% of men. The vaccine targets iron receptors on bacteria that cause infection, inducing an immune response in mucosal tissue.

Scientists pinpoint protein link to fat storage

Researchers at the University of Edinburgh discovered that invadolysin, a protein present in all cells, is linked to lipid droplets used for fat storage. Lower levels of invadolysin were found to be associated with reduced fat deposits, suggesting its potential role in obesity and related complications.

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.

Older Americans: How they are faring in the recession

A University of Michigan study found that older Americans are experiencing a rapid change in work expectations, with more expecting to work past age 65. The study also revealed significant financial losses, including a decline in home values and stock market exposure.

Salmon migration mystery explored on Idaho's Clearwater River

Researchers studying Idaho's Clearwater River have found that temperature differences and slow-moving water can delay the migration of juvenile salmon, allowing them to grow larger before reaching the Pacific Ocean. This delayed migration could help the fish survive better when they finish their ocean-bound trek.

NASA's Aqua satellite catches 2 views of super Typhoon Choi-Wan

The NASA Aqua satellite captured two distinct views of Super Typhoon Choi-Wan, including a visible image with a clear eye and an infrared image showing cold high thunderstorm cloud temperatures. The typhoon has maximum sustained winds near 149 mph, generating extremely high waves.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Study predicts effect of global warming on spring flowers

An international study predicts a 50-day shift in flowering times of certain plants in specific climates by 2080, driven by global warming. The research used climate records from the past century and plant responses to air temperatures, predicting changes in spring blooming dates across different regions.

American-made SRF cavity makes the grade

The first US-built superconducting radiofrequency niobium cavity to meet the ILC's stringent performance goals has been successfully tested at Jefferson Lab. The cavity, manufactured by Advanced Energy Systems, exceeded the specification of 35 MV/m with an accelerating gradient of 41 megavolts per meter.

Apple iPhone 17 Pro

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

ISU researchers working to develop, market embryonic test for bovine genetics

Researchers at Iowa State University are working on an embryonic test that can determine a calf's genetic soundness before birth, allowing producers to select valuable embryos and reduce waste. The new technology has the potential to revolutionize cattle breeding and marketing, enabling producers to target specific traits and markets.

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.

Binge drinkers let down guard against infection

New research shows that binge drinking inhibits production of pro-inflammatory cytokines, impairing immune system activation. The study found that alcohol suppresses TLR4's signaling, leading to a prolonged risk of infection

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.

T. rex body plan debuted in Raptorex, but 100th the size

Raptorex displays all the hallmarks of Tyrannosaurus rex, including a large head and tiny arms, at about 100th the size that would eventually become T. rex. This suggests that tyrannosaur design evolved at a small body size, with larger animals developing later.

'Apples-to-apples' analysis of Arab development yields fresh view

The study divides Arab countries into three categories and compares their population-weighted averages in health, educational attainment, and income with those of non-Arab nations. While Arab countries have made significant progress in areas such as life expectancy and education, they lag behind in democracy and women's labor-force par...

Meta Quest 3 512GB

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

Researchers explore long-term adolescent vulnerability to drugs

A Georgia State University study found that adolescent rats are less vulnerable to drug withdrawal and relapse than adult rats, suggesting a possible protective effect of youth on substance abuse. Researchers hope to apply this knowledge to develop better treatments for human addiction.

Teenage birth rates higher in more religious states

Researchers found a strong association between teenage birth rates and state-level measures of religiosity in the US. Conservative religious beliefs are strongly predicted to influence teen birth rates, even after controlling for income differences.

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.

Lower lexical recall in bilingual kids no cause for alarm

A University of Alberta study found that bilingual children's lexical recall is slightly lower than unilingual peers, but this is not a concern for French Immersion programs. Bilinguals showed improved recognition and translation skills, and demonstrated creative thinking in coming up with words to convey their meaning.

Researchers seek clues to high blood pressure's origins, impacts

A five-year study at Penn State will analyze hypertension in humans and laboratory conditions, shedding light on potential therapeutic strategies for people with essential hypertension. The study aims to understand how hypertension affects the body's cardiovascular system and its impact on individuals.

Study of isolated snakes could help shed light on venom composition

Scientists have discovered that the venom of isolated Florida cottonmouth snakes may differ from that of mainland snakes due to their diet of dead fish dropped by seabirds. A new technique for collecting venom, using a portable nerve stimulator, has also been developed as part of this study.

Graphene and gallium arsenide: 2 perfect partners find each other

By using a special design and the principle of anti-reflective layers, researchers have made graphene visible on gallium arsenide. This achievement enables the measurement of electrical properties of the new material combination, paving the way for further research and development in electronics.

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.

How to reach proficiency in laparoscopic splenectomy?

The study investigates proficiency level in laparoscopic splenectomy using the learning curve method, finding a horizontal lazy S-shape with two distinct slopes. Surgeons can be accepted as proficient after performing at least 25 cases, contrary to the widely accepted 'L' shape.

Scientists cure color blindness in monkeys

Researchers from the University of Florida and the University of Washington successfully used gene therapy to restore color vision in two squirrel monkeys. The study demonstrates the potential for this treatment to target adult vision disorders involving cone cells, a crucial step towards developing therapies for human cone 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.

K-State Pollution Prevention Institute's intern program named best

The K-State institute's intern program has received the National Pollution Prevention Roundtable's Most Valuable Pollution Prevention Program award for its innovation and measurable results in reducing waste and emissions. The program, launched in 2006, has led to significant environmental improvements and cost savings for participatin...

Melting of the Greenland ice sheet mapped

Researchers have analyzed ice cores from Greenland and small ice caps to show the evolution of the ice sheet over 11,700 years. The findings reveal that changes in elevation cause different temperatures, allowing scientists to use small ice caps as a standard reference for climate history.

Evaluation of standard liver volume formula for Chinese adults

A study published in the World Journal of Gastroenterology evaluated 76 cases of living donor liver transplantation and found that the Chengdu formula is reliable. The other formulas, such as Fan and Heinemann, underestimated liver volume, while Urata and Lee overestimated it.

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.

Grant to help K-State with Latino student retention and success

K-State will expand its program for recruitment and retention of Latino students, including a new learning community and academic tracking system. The goal is to improve retention rates, reduce academic warning cases, and increase graduation rates among Hispanic students.

Researchers to probe whether Lyme disease will follow spread of ticks across US

A five-university consortium led by Michigan State University is conducting a four-year study to understand why Lyme disease is more prevalent in some areas than others. The researchers aim to identify the ecological factors that affect the Lyme disease cycle, including climate, vertebrate biodiversity, and tick genetics.

Yes-associated protein: Early diagnosis of gastric carcinoma

Researchers found a positive correlation between Yes-associated protein (YAP) and survivin expression in gastric carcinoma, suggesting YAP's role in inducing cell proliferation and inhibiting apoptosis. The study suggests potential for YAP as an early diagnostic marker for gastric carcinoma.

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.

With a flash of light, a neuron's function is revealed

Researchers used light-activated proteins to pinpoint the neural cell responsible for a specific behavior in zebrafish, a breakthrough that could lead to new insights into biological systems and synthetic biology applications. This technique may also aid in optimizing biofuels and disease-fighting therapies.

Landmark study sheds new light on human chromosomal birth defects

A groundbreaking study published in the Journal of Cell Biology reveals that the protein Pds5 plays a vital regulatory role during meiosis, failing to segregate and pair up properly when it is absent. This finding has significant implications for understanding human chromosomal birth defects, including Down syndrome.

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.

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.

Rich people don't need friends

A study published in Psychological Science found that reminders of money can reduce feelings of pain and social exclusion. The researchers suggest that acquired symbolic value of money can influence responses to both emotional and physical pain.

New method can predict 80 percent of cases of postnatal depression

Researchers developed a model to diagnose postnatal depression with an 80% predictive power, identifying risk factors such as social support and family history. The study also uncovered two protection factors: age and work during pregnancy, which reduce the risk of depression.