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Science News for June 8, 2004


New way to tally death risk for heart patients could ease worry

Researchers developed a simple, pocket-sized risk-prediction tool to calculate the chances of dying within six months for patients after a heart attack or unstable chest pain episode. The tool combines nine variables and has been proven accurate in predicting patient outcomes.

SourceMichigan Medicine - University of Michigan·JournalJAMA·DateJun 8, 2004
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.

Health education PhD program ranked one of top in nation

The University of South Florida's (USF) PhD program in health education has been ranked one of the top programs in the nation, according to a recent study. The program excelled in both student and faculty variables, including publications, editorships, and external research funding.

SourceUniversity of South Florida (USF Health)·JournalAmerican Journal of Health Education·DateJun 8, 2004

LARGE protein can overcome defects in some types of muscular dystrophy

Researchers found that expressing LARGE protein in cells from patients with distinct gene defects can restore alpha-dystroglycan's ability to bind to the extracellular matrix, leading to improved muscle structure and function. This approach may have clinical benefits for patients with muscular dystrophy.

SourceHoward Hughes Medical Institute·JournalNature Medicine·DateJun 8, 2004
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.

'Safe' levels of lead, cadmium may raise risk of peripheral artery disease

Research found that adults with high blood concentrations of lead or cadmium were almost three times more likely to develop peripheral artery disease, a condition similar to coronary artery disease. The study suggests that low-level exposure to these metals may be problematic in terms of cardiovascular disease risk.

SourceAmerican Heart Association·DateJun 8, 2004

Biogeosciences.org launches

The new web site features a discussion forum, image gallery, and interviews with prominent researchers discussing the state of the science. It also includes information on degree programs, funding opportunities, and conferences, making it a valuable resource for biogeoscience enthusiasts and professionals.

SourceGeological Society of America·DateJun 8, 2004
Apple iPhone 17 Pro

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

Key theory of galaxy formation no longer conflicts with observations

Astrophysicists have found a solution to the long-standing problem of dwarf galaxies in supercomputer simulations, validating the cold dark matter theory. The new simulations suggest that small dwarf galaxies could have been more massive in the past and formed stars before being consumed by larger galaxies.

SourceUniversity of Chicago·DateJun 8, 2004

Obesity in developing countries compares to U.S. yo-yo dieting

A University of Michigan researcher suggests that obesity in developing nations is a result of the body's attempts to cope with childhood malnourishment. The phenomenon is similar to yo-yo dieting, where dieters who have deprived themselves gain weight at faster rates than non-dieters when they begin eating normally again.

SourceUniversity of Michigan·JournalAmerican Journal of Human Biology·DateJun 8, 2004

Age, race and sex disparity found in cancer research trial participation

The study found that cancer research participation is low across all patient groups, particularly among the elderly, racial and ethnic minorities, and women. The analysis of data from the National Cancer Institute Clinical Trial Cooperative Group revealed significant disparities in trial enrollment rates by age, sex, and racial/ethnic ...

SourceYale University·JournalJAMA·DateJun 8, 2004

Many cancer patients turn to complementary therapies for healing

The study found that 85% of cancer patients use prayer as a common non-medical therapy for healing, while 25% change their diets or use mega-vitamins to improve their health. Patients often don't discuss these therapies with their doctors due to communication gaps.

SourceUniversity of Rochester Medical Center·DateJun 8, 2004

Researchers seek clues to healing radiation scars

A small clinical trial showed that 22 out of 27 patients experienced improvement in symptoms such as weakness and pain after taking pentoxifylline for eight weeks. Researchers believe the drug may help reduce inflammation and improve quality of life for those with radiation fibrosis.

SourceUniversity of Rochester Medical Center·JournalJournal of Clinical Oncology·DateJun 8, 2004
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.

Nanotechnology pioneer slays 'grey goo' myths

A new paper by Chris Phoenix and K. Eric Drexler argues that self-replication is not necessary for building an efficient molecular manufacturing system, contrary to previous understanding. Instead, simple robot-arms in larger factories are a more practical solution.

SourceIOP Publishing·JournalNanotechnology·DateJun 8, 2004

National study shows 82 percent of U.S. homes have mouse allergens

A recent study by Cohn et al. found that 82 percent of U.S. homes contain mouse allergens, with kitchen floors being the most contaminated area. The study, conducted across the entire country, highlights the need for clinicians to consider rodent and cockroach problems as risk factors when treating allergy and asthma patients.

SourceNIH/National Institute of Environmental Health Sciences·JournalJournal of Allergy and Clinical Immunology·DateJun 8, 2004

Four tourist destinations named best worldwide

The winners operate in the UAE, Australia, Barbados, and Indonesia, showcasing a balance between tourism and nature conservation. The awards recognize companies making significant contributions to protecting natural areas, cultural heritage, and promoting sustainable tourism.

SourceConservation International·DateJun 8, 2004
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.

Need sex? It's probably something about stress

In Volvox carteri, colonies become sexual when exposed to high temperatures, releasing pheromones to guarantee mating partners. This response is linked to the activation of the sex-inducer gene, which promotes the production of a pheromone in reaction to increased oxidants produced by free radicals.

SourceUniversity of Arizona·JournalProceedings of the Royal Society of London·DateJun 8, 2004

Patients not sticking to cholesterol drugs -- and the higher their co-pay, the lower their use

Nearly half of patients prescribed statins fail to fill their prescriptions often enough or stop taking the drug altogether due to high out-of-pocket costs. Co-pay levels above $20 increase the likelihood of non-adherence, with four times more patients stopping medication when co-pays exceed $20 compared to those under $10.

SourceMichigan Medicine - University of Michigan·JournalJournal of General Internal Medicine·DateJun 8, 2004

Keeping your peas and carrots safe to eat

A recent study highlights the importance of implementing sanitary growing and harvesting conditions worldwide to reduce the risk of human disease outbreaks linked to fresh produce. Plant pathologists emphasize the need for good quality irrigation water and sanitary worker conditions, particularly as international imports increase.

SourceAmerican Phytopathological Society·DateJun 8, 2004
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.