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Science News for September 21, 2007


Multiple corticosteroid injections in pregnant women may increase cerebral palsy

A new study published in the New England Journal of Medicine found that multiple corticosteroid injections in pregnant women are linked to an increased rate of cerebral palsy among children. The study suggests that exposure to repeat courses should be limited to minimize this risk.

SourceUniversity of North Carolina at Chapel Hill·JournalNew England Journal of Medicine·DateSep 21, 2007
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.

Study reveals possible genetic risk for fetal alcohol disorders

A study in primates suggests that infants and children carrying a specific gene variant may be more vulnerable to the effects of fetal alcohol exposure. The research identifies a potential genetic marker for fetal alcohol spectrum disorder, which can help recognize susceptible individuals early on.

SourceUniversity of Wisconsin-Madison·JournalBiological Psychiatry·DateSep 21, 2007

UNC School of Pharmacy researchers create new synthetic heparin

The UNC School of Pharmacy team has developed a new synthetic form of heparin called Recomparin, which is less complex and easier to produce than previous forms. This reduction in structural complexity is expected to lower the risk of uncontrolled bleeding while maintaining the drug's anticoagulant properties.

SourceUniversity of North Carolina at Chapel Hill·JournalChemistry & Biology·DateSep 21, 2007

Dangerous diarrheal bacterium found on asymptomatic patients

The study reveals that Clostridium difficile spores can thrive on asymptomatic patients and their surroundings, posing a significant transmission risk. This finding has dramatic implications for healthcare workers and recommends extending contact precautions to discharged patients with a previous history of CDAD.

SourceInfectious Diseases Society of America·JournalClinical Infectious Diseases·DateSep 21, 2007
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.

How can we improve teaching and learning in schools?

The Economic and Social Research Council's (ESRC) largest-ever education research programme has identified key principles for effective teaching and learning. These principles are designed to support children's motivation, collaboration skills and intellectual challenge, as well as develop their ability to learn throughout life.

SourceEconomic & Social Research Council·DateSep 21, 2007

Progression of SIV infection in monkeys raises

A recent study published in The Journal of Immunology found that SIV infection in monkeys does not always lead to AIDS, contradicting current thinking. Researchers propose that host/virus co-adaptation enables monkeys to limit T cell immune activation and apoptosis, a mechanism that contributes to disease progression.

SourceTulane University·JournalThe Journal of Immunology·DateSep 21, 2007

Amazon forest shows unexpected resiliency during drought

Despite predictions of collapse, Amazon forests in drought-stricken regions grew more vigorously during the 2005 drought, indicating a positive response to drought conditions. This finding contradicts global climate models and suggests a negative feedback loop that could slow down global warming.

SourceUniversity of Arizona·JournalScience·DateSep 21, 2007
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Insight into the struggles of children with language impairments

A new study found that children with language impairments struggle to recall story details, unlike their peers without impairments. Researchers emphasize the importance of engaging children in daily experiences to improve understanding and enjoyment of stories.

SourceUniversity of Alberta·JournalAmerican Journal of Speech-Language Pathology·DateSep 21, 2007

Recycling wind turbines

Researchers developed a method for assessing wind turbine removal and recycling, considering future impacts up to 2050. The study aims to reduce negative effects of wind power by adopting an interactive approach.

SourceInderscience Publishers·JournalInternational Journal of Environmental Technology and Management·DateSep 21, 2007

New dinosaur species found in Montana

A new dinosaur species, Cerasinops hodgskissi, has been identified from a 80-million-year-old fossil found in Montana, sharing characteristics with Neo-ceratopsian dinosaurs in North America and Asia. The specimen, weighing 30-40 pounds and standing 3 feet tall, was discovered by Jack Horner and Brenda Chinnery in 1983.

SourceMontana State University·JournalJournal of Vertebrate Paleontology·DateSep 21, 2007

Is there really a 'mommy' gene in women?

Research suggests that genetic factors influence women's choices about parenthood, and that this may lead to a shift towards more traditional family structures. Dr. Lonnie Aarssen argues that biological evolution will drive future generations of women towards having children as a priority.

SourceQueen's University·JournalOikos·DateSep 21, 2007
Apple iPhone 17 Pro

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

New guidelines set to improve standard of cows' milk allergy care

The new guidelines offer clear recommendations on diagnosis and management of cows' milk allergy (CMA), recommending only extensively hydrolysed and amino acid-based formulas. Alternative milks such as soy, sheep, and goat are not recommended due to risk of cross-reactivity.

SourceCohn & Wolfe, London·JournalArchives of Disease in Childhood·DateSep 21, 2007

Vitamin E trials 'fatally flawed'

The levels of vitamin E necessary to reduce oxidative stress are far higher than those commonly used in clinical trials, according to new research. Vitamin E supplements at these levels may help prevent or treat cardiovascular disease by reducing oxidative stress and inflammation.

SourceOregon State University·JournalFree Radical Biology and Medicine·DateSep 21, 2007

Simulating kernel production influences maize model accuracy

Researchers developed a new maize model that simulates kernel formation, increasing accuracy of crop yield predictions. By accounting for pollen movement and other factors, the modified CERES-Maize model provides more accurate estimates across various environmental conditions.

SourceAmerican Society of Agronomy·JournalCrop Science·DateSep 21, 2007

Natural gas inhabited by unusual specialists

A German-American research team has isolated bacteria from marine sediments that utilize propane and butane as their sole source of carbon and energy. These unique organisms employ an unprecedented biochemical mechanism to transform hydrocarbons into reactive metabolites.

SourceHelmholtz Association·JournalNature·DateSep 21, 2007
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.