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Science News for May 12, 2006


Precision biochemistry tracks DNA damage in fish

Precision biochemistry techniques track DNA damage in fish, identifying low-level lesions that correlate with pollution. These biomarkers can provide a direct measure of contaminant impact and assess pollution remediation efforts.

SourceNational Institute of Standards and Technology (NIST)·JournalEnvironmental Health Perspectives·DateMay 12, 2006
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

In drug design, a loose fit may be best bet

Researchers found that a loose connection between hormone and GPCR allows for stronger signal activation, potentially leading to more effective drug therapies. The study used thyrotropin-releasing hormone (TRH) as a model and suggests that a similar approach could be applied to other hormone-GPCR reactions.

SourceNIH/National Institute of Diabetes and Digestive and Kidney Diseases·JournalJournal of Biological Chemistry·DateMay 12, 2006
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.

Exercise can protect against skin cancer

Research found that exercising mice took longer to develop skin tumors and had fewer tumors than sedentary mice exposed to ultraviolet B light. Exercise was also linked to lower body fat, which decreased the risk of skin cancer.

SourceRutgers University·JournalCarcinogenesis·DateMay 12, 2006

The molecular post office inside the cell

The signal recognition particle (SRP) complex plays a crucial role in sorting secretory and membrane proteins, determining their final destination within or outside the cell. By understanding its structure, researchers can uncover key events during protein sorting, essential for expressing these proteins correctly.

SourceMax-Planck-Gesellschaft·JournalScience·DateMay 12, 2006

Organizing dumbbells for nanotech devices

Scientists design molecular machines that can switch between functional units and demonstrate reversible switching behavior when exposed to acid and base. The study showcases the potential for organizing molecular machines on surfaces, paving the way for future development of molecular computers.

SourceWiley·JournalAdvanced Materials·DateMay 12, 2006

Joslin-led study reveals new findings on insulin signaling in the liver

A Joslin-led study has discovered that insulin signals to the liver differently for glucose and lipid metabolism, opening the door to developing targeted therapies. The research reveals new insights into phosphoinositide 3-kinase (PI3K) pathway, which regulates insulin's action in the liver.

SourceJoslin Diabetes Center·JournalCell Metabolism·DateMay 12, 2006

Electronic medical record boosts quality, efficiency

EMRs enable better patient care, data analysis, and research studies, but challenges remain in implementation and integration. Despite limitations, EMRs offer advantages such as streamlined reports, medication reminders, and quality tracking.

SourceSociety for Cardiovascular Angiography and Interventions·DateMay 12, 2006
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.

Study suggests tension headache may actually be TMJD

Researchers found that examiners can replicate tension-headache symptoms in 82% of subjects by testing the temporalis muscle, which is involved in TMJD. This study aims to establish valid and reliable diagnostic criteria for TMJD, which could improve treatment outcomes for those suffering from the disorder.

SourceUniversity at Buffalo·DateMay 12, 2006

One-dimensional diffusion accelerates molecular motors

Researchers discovered that molecular motors use one-dimensional diffusion to rapidly target microtubule ends. This strategy allows for efficient and accurate localization of microtubule ends, crucial for chromosome distribution during cell division.

SourceMax-Planck-Gesellschaft·JournalNature·DateMay 12, 2006
Apple iPhone 17 Pro

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

Wearable sensors to improve soldier post-action reports

The National Institute of Standards and Technology (NIST) is testing wearable sensor systems at the US Army Aberdeen Test Center. The sensors aim to capture data such as vehicle sound, images, speech, and specific types of weapon fire, which will be compared to soldiers' after-action reports.

SourceNational Institute of Standards and Technology (NIST)·DateMay 12, 2006

Obesity makes labor tougher on women, new research finds

A study of 195 patients found that obese pregnant women who underwent induced labor took longer to deliver their babies and required more medication. Doctors should inform obese women about the risks of prolonged labor and consider waiting for spontaneous labor onset instead.

SourceSaint Louis University·DateMay 12, 2006

NIST and NCI to collaborate on proteomics assessment

The National Institute of Standards and Technology (NIST) will develop a measurement assessment material for proteins, mimicking human plasma proteome complexity. This collaboration aims to evaluate existing proteomic technologies, develop new ones, and establish reliable measurement tools for cancer research.

SourceNational Institute of Standards and Technology (NIST)·DateMay 12, 2006

Studies shed new light on why exercise can protect against skin and bowel cancers

Studies found that exercise reduced tumour development and improved survival in mice exposed to ultraviolet B light. Exercise also decreased body fat and enhanced programmed cell death in cancer cells. The studies suggest that voluntary exercise may protect against skin and bowel cancers, but more research is needed to confirm this.

SourceOxford University Press UK·JournalCarcinogenesis·DateMay 12, 2006
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.

Low-cost microfluidics can be a sticky problem

A team from NIST and GMU developed a simple method to bond polymeric microfluidic devices using capillary action. By injecting solvent through tiny channels, the plates are welded together quickly and efficiently.

SourceNational Institute of Standards and Technology (NIST)·JournalAnalytical Chemistry·DateMay 12, 2006