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Science News Archive June 2014 - Page 22


Page 22 of 33

What's the best way for toddlers to acquire verb meaning?

Researchers at Northwestern University discovered that toddlers can successfully learn novel verbs after hearing them only twice, as long as the verb is 'packaged' in a complete sentence. The study showed that presenting verbs in sentences with familiar nouns supports toddlers' abilities to apply the new words in novel contexts.

SourceNorthwestern University·JournalLanguage Learning and Development·DateJun 11, 2014

Study shows Deepwater Horizon crude oil impairs swimming performance of juvenile mahi-mahi

A new study led by the University of Miami Rosenstiel School found that Deepwater Horizon crude oil exposure harms mahi-mahi swimming capabilities, affecting survival and foraging abilities. The study revealed a 22-37% decrease in swimming velocity among juvenile fish exposed to oil.

Coordinated intervention reduced prevalence of drug-resistant CRE in long-term care

A nationwide effort in Israel reduced CRE cases by improving infection control standards and using a coordinated intervention focused on long-term care facilities. The study found a direct correlation between hospitals with high infection control scores and lower CRE carriage risk, resulting in a 25% decrease in carrier prevalence.

SourceSociety for Healthcare Epidemiology of America·JournalInfection Control and Hospital Epidemiology·DateJun 11, 2014

Racism in healthcare linked to poor mental health

A VicHealth-funded survey found that nearly all Aboriginal Australians experienced racism in the past year, with racism in healthcare settings linked to high psychological distress. The study highlights the need for urgent action to address racism in healthcare and promote better mental health outcomes for Indigenous Australians.

SourceUniversity of Melbourne·JournalThe Medical Journal of Australia·DateJun 11, 2014

Insights into the geometry of genetic coding

Researchers from RIKEN and the University of Tokyo identified a surprising mechanism for accurate protein synthesis through crystallographic studies. The enzyme alanyl-tRNA synthetase precisely identifies proper tRNA molecules using a geometric feature, allowing cells to accurately translate genetic code into essential proteins.

SourceRIKEN·JournalNature·DateJun 11, 2014

MRI brain scans detect people with early Parkinson's

Researchers at the University of Oxford have developed a simple and quick MRI technique that can detect people with early-stage Parkinson's disease with 85% accuracy. The new approach uses resting-state fMRI to analyze brain connectivity in the basal ganglia, identifying those who are at risk before symptoms appear.

SourceUniversity of Oxford·JournalNeurology·DateJun 11, 2014

Weight loss critical to reducing cardiovascular risk in obese OSA patients

A new study from the University of Pennsylvania School of Medicine reveals that weight loss is the single most important factor for improving cardiovascular health in obese obstructive sleep apnea (OSA) patients. Weight loss alone significantly reduced inflammation, insulin resistance, dyslipidemia, and high blood pressure.

SourceUniversity of Pennsylvania School of Medicine·JournalNew England Journal of Medicine·DateJun 11, 2014

Chemical sensor on a chip

A new type of sensor has been developed at the Vienna University of Technology using miniaturized laser technology, allowing for the analysis of liquids and gases. The sensor can measure the composition of liquids with an accuracy of 0.06%, opening up potential applications in chemical, biological, and medical analytics.

SourceVienna University of Technology·JournalNature Communications·DateJun 11, 2014

Moles linked to risk for breast cancer

Two studies published in PLOS Medicine found a link between moles and increased breast cancer risk. Women with more moles were more likely to develop breast cancer, particularly postmenopausal women. The findings suggest that nevi may be affected by hormone levels, which could be used as a marker for breast cancer risk.

SourcePLOS·JournalPLOS Medicine·DateJun 10, 2014

The whole truth

Researchers found that children can tell when adults are telling the truth but not the whole truth, and compensate by exploring more on their own. This skill is crucial for learning from others, as much knowledge comes from other people. Children's ability to evaluate information helps them adjust their trust in teachers.

The real risks of growing up with bipolar parents

Children of parents with bipolar disorder are more susceptible to psychosocial problems, including risky sexual behavior, suicidal ideation, and substance abuse. A new study reveals that family-based interventions can help mitigate these risks by teaching effective coping strategies and stress management techniques.

SourceConcordia University·JournalJournal of Affective Disorders·DateJun 10, 2014

Male dwarf spiders make sure offspring is their own

Male dwarf spiders use mating plugs made of a liquid material that hardens over time to block access to the female's sperm storage organ. Small plugs are less effective than large ones, but both size and age play important roles in their efficacy.

SourceSpringer·JournalBehavioral Ecology and Sociobiology·DateJun 10, 2014