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Science News for May 3, 2002


Low referral rates, low income keep women out of cardiac rehab programs

A new study found that women hospitalized for a heart attack or unstable angina are less likely to be referred to cardiac rehabilitation programs despite being good candidates. Women with lower family income and less confidence in their ability to improve their heart health face significant barriers to participation.

SourceCenter for Advancing Health·JournalGeneral Hospital Psychiatry·DateMay 3, 2002

Next-generation training of peacekeepers is part technology, part psychology

Researchers are developing more realistic training simulations that take into account fatigue, stress, personal values, emotion, and cultural influences to improve skill attainment. The goal is to steer trainees away from behaviors contributing to crowd aggression, such as flaunting weapons or authoritarian governance.

SourceUniversity of Pennsylvania·DateMay 3, 2002
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.

New methods for detecting brown recluse spider venom

Two new studies introduce a reliable assay to detect brown recluse spider venom in patients, reducing the need for invasive biopsies. The assay detects venom in hair, fluid from wounds, and skin biopsies, improving diagnosis accuracy and avoiding misidentifications.

SourceAmerican College of Emergency Physicians·JournalAnnals of Emergency Medicine·DateMay 3, 2002

Study: Katie Couric wakes up America on colonoscopy screening

A study by Michigan Medicine researchers found that Katie Couric's 2000 colonoscopy on-air campaign significantly increased colon cancer screenings, with a 19% rise and sustained increases for 40 weeks. The 'Couric Effect' suggests celebrity influence can drive public behavior change.

SourceMichigan Medicine - University of Michigan·DateMay 3, 2002

Human rabies often caused by undetected, tiny bat bites

Bats are the leading cause of human rabies in the US, with tiny bites going unnoticed. The study found it unlikely for bat rabies to be transmitted through the air or from an infected animal like a cat or dog. Dr. Gibbons advises seeking emergency care if direct contact occurs.

SourceAmerican College of Emergency Physicians·JournalAnnals of Emergency Medicine·DateMay 3, 2002

Astrocytes play starring role in neural stem cell development

Recent research reveals that astrocytes instruct neural stem cells on which developmental pathway to select, promoting neuronal maturation. The study also found that astrocytes trigger stem cell proliferation and differentiation into neurons, suggesting a new mechanism for regulating neural growth.

SourceHoward Hughes Medical Institute·JournalNature·DateMay 3, 2002
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.

New triage tool helps children in motor vehicle crashes get the right care

Researchers developed a decision tree combining cause of injury with physical signs and symptoms to determine the appropriate type and level of care for children. The new triage tool aims to reduce under-triage in pediatric motor vehicle crashes, resulting in better outcomes.

SourceAmerican College of Emergency Physicians·JournalAnnals of Emergency Medicine·DateMay 3, 2002

Some smokers can't quit even after suffering head and neck cancers

A new study found that nearly a quarter of head and neck cancer patients continue to smoke, scoring lower on quality of life measures. Depression was also prevalent among these patients, with both smoking and depression associated with significantly poorer quality of life.

SourceCenter for Advancing Health·JournalGeneral Hospital Psychiatry·DateMay 3, 2002

UCSF finding offers provocative insight into what drives cancer

The study found that the c-Myc protein has a key cancer-preventing mechanism, causing cell death, but also triggers the growth of invasive tumors when another oncoprotein is activated. Suppressing this mechanism can lead to rapid tumor regression and collapse of blood vessels.

SourceUniversity of California - San Francisco·JournalCell·DateMay 3, 2002
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.