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Science News for May 3, 2005


Monitoring program finds serious, unreported adverse drug reactions

The Research on Adverse Drug Events and Reports (RADAR) Project has identified serious adverse drug reactions with 14 commonly prescribed drugs and cardiac stents, affecting almost 1,700 patients. RADAR reviews have been published in leading medical journals and have helped save hundreds to thousands of patient lives.

SourceNorthwestern University·JournalJAMA·DateMay 3, 2005
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.

Rock hounds sleuth rise of Earth's atmosphere

Researchers studied isotope anomalies in rocks, ice cores, and atmospheric samples to understand the rise of oxygen in the atmosphere. They found that ultraviolet light from the Sun drove atmospheric evolution, leading to the formation of ozone that shields life on Earth.

SourceCarnegie Institution for Science·JournalAmerican Mineralogist·DateMay 3, 2005

Low-dose MDCT 'better option' than x-rays for imaging children's sinuses

Researchers found that low-dose MDCT can provide similar diagnostic image quality to standard-dose CT scans while reducing radiation doses by up to 10 times. The study suggests low-dose MDCT is a better option for evaluating sinus disease in children due to its improved accuracy and reduced need for sedation.

SourceAmerican College of Radiology·JournalAmerican Journal of Roentgenology·DateMay 3, 2005

Other highlights in the May 4 JNCI

A new study found that increasing Pap screening adherence and improving its accuracy could reduce the incidence of invasive cervical cancer among women with access to screening. The study also identified factors associated with screening failure, including lack of Pap testing and unrelated outpatient visits.

SourceJournal of the National Cancer Institute·JournalJNCI Journal of the National Cancer Institute·DateMay 3, 2005
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.

Rutgers' Tabasco Sauce connection

Researchers at Rutgers are studying the effects of plant extracts on metabolic syndrome, a condition characterized by obesity, hypertension, and high insulin levels. The center aims to identify chemical compounds with therapeutic potential and develop new treatments for this growing public health concern.

SourceRutgers University·DateMay 3, 2005

Scientists find microRNAs regulate plant development

MicroRNAs play a crucial role in regulating plant development by controlling gene expression related to the auxin response pathway. Studies show that microRNA-mediated regulation of genes like ARF17 and NAC1 is essential for normal plant growth, affecting root and shoot development.

SourceAmerican Society of Plant Biologists·JournalThe Plant Cell·DateMay 3, 2005

Babies show ripple effects of mothers stress from 9/11 trauma

Infants of mothers with posttraumatic stress syndrome disorder (PTSD) symptoms after 9/11 have significantly lower cortisol levels compared to those born to mothers without the condition. This effect is observed both in utero and after birth, suggesting a potential biological risk factor for PTSD.

SourceThe Endocrine Society·JournalThe Journal of Clinical Endocrinology & Metabolism·DateMay 3, 2005
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.

Stents that release medication appear more effective than traditional stents

Researchers found that sirolimus-eluting stents significantly reduced the need for target-vessel revascularization (TVR) and cumulative incidence of death, reinfarction, stroke, or TVR compared to bare-metal stents. The STRATEGY trial showed a reduction in heart attack risk with tirofiban plus sirolimus-eluting stenting.

SourceJAMA Network·JournalJAMA·DateMay 3, 2005
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Jefferson scientists create plant factories churning out antibodies against tumor cells

Researchers from Thomas Jefferson University have successfully created plant factories that produce antibodies against tumor cells, offering a potential alternative to expensive and traditional methods. The plant-made antibodies show similar effectiveness in inhibiting tumor growth as mammalian-made monoclonal antibodies.

SourceThomas Jefferson University·JournalProceedings of the National Academy of Sciences·DateMay 3, 2005

MDCT accurate for diagnosing coronary artery disease in patients with no to moderate calcification

A study published in the American Journal of Roentgenology found that MDCT is highly accurate in diagnosing coronary artery disease in patients with little to moderate calcium buildup. However, its accuracy drops significantly in cases with severe calcification, emphasizing the need for conventional angiography in such cases.

SourceAmerican College of Radiology·JournalAmerican Journal of Roentgenology·DateMay 3, 2005

OneWorld Health awarded Sapling Foundation grant

The Sapling Foundation grant will support OneWorld Health's efforts to develop new medicines for infectious diseases affecting the developing world. The Institute develops affordable treatments for diseases like visceral leishmaniasis, malaria, and diarrhea, with a focus on pre-clinical studies and clinical trials.

SourceInstitute for OneWorld Health·DateMay 3, 2005

Diabetes and pizza: Slow and steady insulin delivery wins the race

A new study found that spacing out insulin given by an insulin pump in two doses, one over eight hours, can keep glucose levels more favorable than a single dose or double dose taken over shorter periods. This method showed improved blood glucose control after a pizza meal without causing hypoglycemic events.

SourcePenn State·JournalDiabetes Technology & Therapeutics·DateMay 3, 2005
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Museum rescues 'endangered' recordings

The Field Museum is preserving the audio descriptions of its prized Pacific collection, recorded on sonobands in the 1950s and 60s. The project involves converting the recordings to a digital format, which has proven challenging due to the deterioration of the sonoband medium over time.

SourceField Museum·DateMay 3, 2005

Study examines influence of celebrity endorsements of cancer screening

A telephone survey found that celebrity endorsements increased awareness and likelihood of certain cancer screenings, including mammography, PSA testing, and sigmoidoscopy. The study highlights the complex decision-making process around cancer screening, suggesting a need for celebrities to inform rather than persuade the public.

SourceJournal of the National Cancer Institute·JournalJNCI Journal of the National Cancer Institute·DateMay 3, 2005

New tool reveals secrets of migrating cells

Researchers have developed a new tool that allows them to visualize cells in real-time, revealing details about their movement and behavior. The technique, called two-photon laser-scanning microscopy, has provided insights into the goal-oriented migration of activated T cells and the random wanderings of immature T cells.

SourceUniversity of California - Berkeley·JournalPLOS Biology·DateMay 3, 2005
Apple iPhone 17 Pro

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