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Science News for January 12, 2004


Risks of outpatient surgery vary with patient characteristics, surgical setting

A study published in Archives of Surgery examined 564,267 outpatient surgical procedures and found that risk factors include advanced age, prior hospitalization, and invasive surgeries. The results highlight the importance of proper assessment and resource availability for high-risk patients undergoing outpatient surgery.

SourceJAMA Network·JournalArchives of Surgery·DateJan 12, 2004

Discovery changes ideas about damage from strokes

Researchers at Johns Hopkins Medicine have made a groundbreaking discovery that prostaglandin-E2 (PGE2) protects brain cells from damage caused by stroke. The finding provides a new strategy for tackling and understanding the condition, which affects 4 million Americans annually.

SourceJohns Hopkins Medicine·DateJan 12, 2004
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.

Rapidly evolving genes providing new insights in plant evolution

Scientists have discovered that rapidly evolving genes can reveal more historical signals than slowly evolving genes, providing a new perspective on plant classification. This approach has the potential to revolutionize our understanding of plant evolution, ecology, genetics, and biodiversity.

SourceVirginia Tech·JournalAmerican Journal of Botany·DateJan 12, 2004

Purdue chemist 'mussels' in on secrets of natural adhesives

Purdue University scientists have discovered that mussels use iron to create their natural adhesive, which could have applications in medicine and industry. The discovery, led by Jonathan Wilker, has the potential to develop new surgical adhesives, rustproof coatings and antifouling paints.

SourcePurdue University·JournalAngewandte Chemie·DateJan 12, 2004

Even moderate amounts of exercise can prevent weight gain

A recent study found that even moderate amounts of exercise can help prevent weight gain in overweight individuals. The research, published in the Archives of Internal Medicine, suggests that more intense physical activity is necessary for weight maintenance and that a modest amount of exercise can reverse positive caloric imbalances.

SourceJAMA Network·JournalArchives of Internal Medicine·DateJan 12, 2004
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.

PET scans superior in revealing response to treatment for gastrointestinal stromal tumors

A study published in The Journal of Nuclear Medicine found that PET scans are more effective than CT scans in early assessment of patients' responses to imatinib mesylate therapy. The researchers concluded that 18F-FDG PET is an excellent prognostic tool for predicting treatment response in gastrointestinal stromal tumors.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateJan 12, 2004

Farm-raised salmon presents greater health risks

A study by Cornell University found that farm-raised salmon in Europe contained higher levels of organic contaminants than those from North America and South America. The analysis revealed 13 out of 14 organochlorine contaminants were present in farmed salmon, highlighting the need for safer farming practices.

SourceCornell University·JournalScience·DateJan 12, 2004

Translational repression in germline development

Researchers have identified a complex mechanism of translational repression in Drosophila oogenesis, involving proteins Cup, Bruno, and eIF4E. This study reveals how these proteins work together to repress the translation of critical mRNAs, ensuring precise localization and function in germline cells.

SourceRIKEN Center for Developmental Biology·JournalDevelopmental Cell·DateJan 12, 2004
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.

Modest exercise can prevent weight gain

A randomized controlled trial suggests that modest exercise, such as 30 minutes of daily walking, can not only prevent weight gain but also lead to additional loss of weight and fat. The study found a dose-response effect between the amount of exercise and decreases in measurements of central obesity and total body fat mass.

SourceDuke University Medical Center·JournalArchives of Internal Medicine·DateJan 12, 2004

A 'hot tower' above the eye can make hurricanes stronger

A study by NASA researchers found that tropical cyclones with 'hot towers' in their eyewall are twice as likely to intensify within six hours. The researchers used TRMM satellite data to compile global statistics on hot tower occurrence and define a nine-mile high threshold for classification.

SourceNASA/Goddard Space Flight Center·DateJan 12, 2004

Overweight Hispanic youth face increased risk of diabetes, metabolic syndrome

Recent studies show that overweight Hispanic youth are at an increased risk for developing type 2 diabetes and cardiovascular disease. Insulin resistance directly contributes to the development of metabolic syndrome, particularly in those with a family history of diabetes.

SourceThe Endocrine Society·JournalThe Journal of Clinical Endocrinology & Metabolism·DateJan 12, 2004

Herceptin gives disappointing results in lung cancer trial

A Phase II trial of Herceptin combined with chemotherapy found no significant difference in survival times between the treatment and control arms. However, a small subgroup of patients with extremely high levels of HER2 over-expression showed improved response rates and longer disease progression-free periods.

SourceEuropean Society for Medical Oncology·JournalAnnals of Oncology·DateJan 12, 2004
Apple iPhone 17 Pro

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

Chemists crack secrets of nature's super glue

Researchers at Purdue University have identified the secret to nature's super glue, a strong adhesive mesh produced by bivalves using metal ions. The discovery has the potential to develop safer alternatives for surgical and household glues, as well as combat invasive species like the zebra mussel.

SourceU.S. National Science Foundation·JournalAngewandte Chemie·DateJan 12, 2004

Many Latino children well on their way to diabetes, heart disease

A study of Latino children found that nearly three in ten have impaired glucose tolerance, a precursor to type 2 diabetes, while obesity rates are twice those of non-Latino peers. Insulin resistance and metabolic syndrome increase the risk of chronic diseases.

SourceUniversity of Southern California·JournalThe Journal of Clinical Endocrinology & Metabolism·DateJan 12, 2004
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.