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Science News for April 4, 2008


Supplements are not nutritious

A recent study suggests that selenium supplements may not be necessary for most people due to a reduced reliance on the trace element in mammals. This discovery raises questions about the need for supplements and highlights the importance of considering individual factors such as age, sex, and medical needs.

SourceBMC (BioMed Central)·JournalGenome Biology·DateApr 4, 2008
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.

HPV, periodontitis work in tandem to increase risk of tongue cancer

Researchers at University at Buffalo have found that people with periodontitis who are infected with human papillomavirus (HPV) are at increased risk of developing tongue cancer. The study showed that 63% of patients with tongue cancer also had periodontitis, and 90% of those without HPV also did not have periodontitis.

SourceUniversity at Buffalo·DateApr 4, 2008

Story ideas from Molecular and Cellular Proteomics

Recent advances in mass spectrometry have expanded knowledge of protein networks inside cells and their regulation. Researchers successfully identified over 5,000 proteins in embryonic stem cells using mass spectrometry, creating the largest quantified protein map to date.

SourceAmerican Society for Biochemistry and Molecular Biology·JournalMolecular & Cellular Proteomics·DateApr 4, 2008

Crowning glory

Researchers found that Bonelike-coated dental implants promoted extensive new bone formation and attachment, improving incorporation into the jaw. One implant was removed due to poor positioning, allowing for detailed analysis of the coating's effects.

SourceInderscience Publishers·JournalInternational Journal of Nanomanufacturing·DateApr 4, 2008

Russian-American research team examines origins of whaling culture

A Russian-American research team has made significant discoveries about the origins of whaling culture in the Arctic region. The findings suggest that prehistoric cultures were hunting whales at least 3,000 years ago, with evidence found at the Un'en'en site on the Chukotka Peninsula.

SourceUniversity of Alaska Fairbanks·DateApr 4, 2008

E-mail design pays off

A study at Heidelberg University Hospital found that well-designed e-mails increase the use of Internet links and reduce spam. The researchers discovered that a simple trick, such as switching from Courier to Times font, boosted legibility and attractiveness.

SourceHeidelberg University Hospital·JournalJournal of the American Medical Informatics Association·DateApr 4, 2008
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.

Does raising the terrorism alert level cause undue stress?

A study by Johns Hopkins Bloomberg School of Public Health found no statistically significant increase in calls with periods of increased alert among New Jersey law enforcement officers. Researchers analyzed call data from a crisis hotline and did not detect a pattern of increased calls corresponding to an elevation in the alert level.

SourceJohns Hopkins Bloomberg School of Public Health·JournalInternational Journal of Emergency Mental Health and Human Resilience·DateApr 4, 2008

Inactive kids face 6-fold risk of heart disease by teen years, study finds

A new study found that young children who lead inactive lifestyles are five-to-six times more likely to develop metabolic syndrome, a condition linked to heart disease and diabetes. The study tracked the same group of children over time, measuring factors such as body mass, blood pressure, and cholesterol levels, to show the importance...

SourceUniversity of North Carolina at Chapel Hill·JournalDynamic Medicine·DateApr 4, 2008

Poses can prevent falls

A nine-week Iyengar yoga program improved elderly females' stride speed, flexibility, and single-leg stance. Participants experienced increased confidence in walking and balance, as well as reduced pain in some cases. The study suggests that yoga can help reduce the risk of falls by improving balance and stability.

SourceTemple University·DateApr 4, 2008

Yale scientists visualize the machinery of mRNA splicing

Researchers at Yale University have visualized the crystal structure of group II introns, a type of RNA that catalyzes its own removal during gene maturation. The study provides new insights into the mechanism of mRNA splicing in humans and shares a close evolutionary heritage with ancient bacteria.

SourceYale University·JournalScience·DateApr 4, 2008
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.

1st US study -- gymnastics lands thousands in ER

A nationwide study published in Pediatrics reveals that over 600,000 American children participate in gymnastics each year, despite the high risk of injury. The study found nearly 27,000 injuries annually, with fractures and dislocations most common among younger children.

SourceNationwide Children's Hospital·JournalPEDIATRICS·DateApr 4, 2008
Apple iPhone 17 Pro

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

Clinical trial volunteers mostly indifferent -- but not blind to -- researchers' financial conflicts

A new study found that potential research participants are mostly indifferent to financial disclosures from researchers, but trust decreases when the researcher owns company stock. The study suggests that clearer guidelines for disclosing acceptable financial interests are needed to inform potential study participants.

SourceJohns Hopkins Medicine·JournalJournal of General Internal Medicine·DateApr 4, 2008

Lucky squirrels born with 'silver spoon' effect

A study of female red squirrels found that those born into favorable circumstances with abundant food, warmer spring weather, and lower population experienced increased reproductive success and longevity. In contrast, those born into harsher conditions struggled to reproduce and lived shorter lives.

SourceUniversity of Alberta·JournalJournal of Animal Ecology·DateApr 4, 2008

High school student to present paper at national dental research meeting

Sebastian Velez, a senior at Archbishop Molloy High School, will present a paper on the dependence of translucency on thickness for various ceramic frameworks. The study investigates the translucency of zirconia as a function of its thickness and compares the results with more extensively studied dental ceramics.

SourceInternational Association for Dental, Oral, and Craniofacial Research·DateApr 4, 2008
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.