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Science News for February 10, 2000


Rural stroke patients not getting needed treatment, says study

Two studies found that nearly 40% of rural East Texas stroke patients arrived too late to receive tissue plasminogen activator (TPA), a treatment that can reverse stroke effects. The delay was often due to lack of knowledge about calling 911 or in-hospital delays.

SourceAmerican Heart Association·DateFeb 10, 2000
Apple iPhone 17 Pro

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

ER physicians up to the task of treating acute stroke

Emergency room physicians demonstrate similar door-to-needle time and outcomes as neurologists in treating acute stroke patients. The study's results show that ER physicians can safely administer clot-busting treatments within minutes of a patient's arrival.

SourceAmerican Heart Association·DateFeb 10, 2000

Researchers unlock secrets of directional cell movement

Scientists have discovered a protein that accumulates at the front end of a cell, enabling it to 'sense' its way to a target. This finding brings researchers closer to understanding chemotaxis, a process crucial for inflammation, disease fighting, and wound healing.

SourceJohns Hopkins Medicine·JournalScience·DateFeb 10, 2000

Mouse model to boost macular degeneration research

Researchers have discovered a naturally occurring animal model of subretinal neovascularization, a component of age-related macular degeneration in humans. The Bst mouse develops abnormal blood vessel growth beneath the retina, similar to human ARMD, providing insights into disease mechanisms and potential therapeutic targets.

SourceJackson Laboratory·JournalProceedings of the National Academy of Sciences·DateFeb 10, 2000

Study finds host of sleep-related problems among school-age kids

A study found that 37% of kindergarten to fourth-grade children experience sleep-related problems, including bedtime resistance and daytime sleepiness. Pediatricians are not adequately screening school-age patients, and the results underscore the importance of understanding the consequences of disordered sleep on children's daily lives.

SourceBrown University·JournalJournal of Developmental & Behavioral Pediatrics·DateFeb 10, 2000

NASA shuttle mission to track volcanic aftermath

The NASA space shuttle Endeavour will gather information key to the University of Hawaii's research on the aftermath of volcanic eruptions. The mission aims to provide more extensive topographic data on volcanoes, including Mount Pinatubo, using advanced radar interferometry.

SourceUniversity of Hawaii at Manoa·DateFeb 10, 2000
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.

PSA level predicts future prostate growth

Researchers at UT Southwestern Medical Center found that higher PSA levels are associated with faster prostate growth, allowing doctors to predict and potentially slow growth through treatment. This study provides critical information for planning a treatment, emphasizing the importance of annual PSA tests for men over age 50.

SourceUT Southwestern Medical Center·JournalThe Journal of Urology·DateFeb 10, 2000

Top hospitals falling short in stroke prevention, study finds

A study found that top hospitals in the US are falling short in stroke prevention, with 40% of patients not receiving necessary clot-preventing medications. The study, which analyzed data from 961 patients, also showed that certain groups, such as older adults and those with major heart disease, were more likely to receive treatment.

SourceAmerican Heart Association·DateFeb 10, 2000

School-aged children need screening for sleep disturbances

A recent study published in the Journal of Developmental and Behavioral Pediatrics found that 37% of school-aged children experience at least one sleep-related problem. The researchers collected data from children, parents, and teachers to highlight the importance of screening for sleep disturbances in this age group.

SourceCenter for Advancing Health·JournalJournal of Developmental & Behavioral Pediatrics·DateFeb 10, 2000
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.

Free stroke screenings may pay off by revealing hidden risk

A study found that nearly 18% of people screened had significant blockages in their carotid arteries, which can lead to a stroke. Those with two or more risk factors, such as age over 65 or high cholesterol, are significantly more likely to have a blockage.

SourceAmerican Heart Association·DateFeb 10, 2000