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University of Washington


UW study strengthens evidence of link between air pollution and child brain development

A new study led by the University of Washington strengthens evidence that air pollution can harm childhood behavioral problems and IQ. Researchers found prenatal and postnatal exposure to nitrogen dioxide and small-particle air pollution were associated with poorer child behavioral functioning and cognitive performance.

SourceUniversity of Washington·JournalEnvironmental Health Perspectives·TypeData/statistical analysis·DateJul 12, 2022

Top predators could ‘trap’ themselves trying to adapt to climate change, study shows

Researchers at the University of Washington discovered that African wild dogs, a highly endangered species, shifted their breeding dates later in response to changing temperatures, leading to reduced pup survival rates. The study highlights how large predators can be vulnerable to climate change and its impact on life history events.

SourceUniversity of Washington·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateJun 27, 2022

Newly documented population of polar bears in Southeast Greenland sheds light on the species’ future in a warming Arctic

A previously unknown subpopulation of polar bears living in Southeast Greenland has been genetically distinct and uniquely adapted to its environment. The study provides insight into how the species might persist into the future, but highlights the need for careful extrapolation due to limited access to sea ice.

SourceUniversity of Washington·JournalScience·TypeObservational study·DateJun 16, 2022

Model finds COVID-19 deaths among elderly may be due to genetic limit on cell division

A University of Washington model found that the body's ability to create cloned immune cells falls significantly with age, leading to increased susceptibility to COVID-19 in the elderly. The study suggests that genetic limits on cell division may play a role in the devastating effects of COVID-19 on older adults.

SourceUniversity of Washington·JournalEBioMedicine·TypeData/statistical analysis·DateMay 6, 2022

Consensus approach proposed to protect human health from intentional and wild forest fires

Experts propose a consensus approach to address the impact of forest fires on human health. The method emphasizes controlled burns as a tool to reduce explosive wildfires and improve forest health. The approach also prioritizes inclusivity in decision-making, particularly for populations disproportionately affected by smoke exposure.

SourceUniversity of Washington·JournalCurrent Environmental Health Reports·TypeLiterature review·DateMay 2, 2022

Researchers find patterns of handgun carrying among youth in rural areas, building foundation for injury prevention

A recent study found that young people in rural areas carry handguns nearly twice as often as urban youths, with one in three reporting carrying by age 26. The study identified six longitudinal trajectories of handgun carrying, suggesting different cultural contexts and motivations for the behavior.

SourceUniversity of Washington·JournalJAMA Network Open·TypeSurvey·DateMar 31, 2022

O-pH, a new UW dental tool prototype, can spot the acidic conditions that lead to cavities

Researchers created a dental tool that measures plaque acidity using an LED light and FDA-approved chemical dye, providing dentists with early warning signs of cavity development. The device can help limit the need for specific harmful bacteria tests and educate patients about sugar's impact on oral health.

SourceUniversity of Washington·JournalIEEE Transactions on Biomedical Engineering·TypeExperimental study·DateMar 8, 2022

eDNA a useful tool for early detection of invasive green crab

A new study published in Ecological Applications shows that eDNA-based detection can be a useful tool for early detection of invasive green crab. The technique involves collecting water samples and analyzing DNA to detect the presence of the species, which can help wildlife managers contain future invasions and prevent new outbreaks.

SourceUniversity of Washington·JournalEcological Applications·TypeComputational simulation/modeling·DateFeb 16, 2022

Anaerobic processes fuel carbon dioxide production in Tonle Sap Lake

Research found that anaerobic microbial transformation on Tonle Sap Lake's floodplains produces substantial amounts of dissolved carbon dioxide, highlighting the importance of this process in tropical freshwater ecosystems. This discovery has significant implications for understanding global carbon cycles and the impact of climate change.

SourceUniversity of Washington·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateFeb 15, 2022

For the uninsured, crowdfunding provides little help in paying for health care and deepens inequities

A new study found that crowdfunding has limited success in helping people pay their medical bills, particularly in low-income and under-insured communities. Despite raising over $650 million annually, 33.8% of campaigns remain unfunded, highlighting the need for better health insurance coverage and social assistance programs.

SourceUniversity of Washington·JournalAmerican Journal of Public Health·TypeData/statistical analysis·DateFeb 3, 2022

Hungry yeast are tiny, living thermometers

Researchers discovered that yeast cells can actively regulate temperature-dependent phase separation in their membranes. This process is crucial for membrane function and cell division. By adjusting the temperature, yeast cells can maintain a consistent state of phase separation, which may be essential for optimal cellular performance.

SourceUniversity of Washington·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateJan 25, 2022

UW and Stanford researchers reveal findings of nationwide study of the relationship between food environment and healthy eating

A nationwide study reveals that higher access to grocery stores is associated with increased consumption of fresh fruits and vegetables, lower consumption of fast food and soda. Food deserts and high income were found to be negatively correlated with dietary health, particularly among subpopulations.

SourceUniversity of Washington·JournalNature Communications·DateJan 18, 2022