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Stroke treatment may backfire when kidneys don't work well
A common treatment for acute intracerebral hemorrhage is to quickly and drastically lower blood pressure. However, the effectiveness of this treatment might change depending on kidney function. Researchers at the National Cerebral and Cardiovascular Center in Japan examined the data from a large clinical trial and found that when patients were treated this way for acute intracerebral hemorrhage, the odds of death or disability were significantly higher if they already had decreased kidney function.
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Can whale poo help save the planet?
The International Whaling Commission held a workshop with a group of experts to discuss and develop a report on the variety of ways whales bind carbon in the ocean.
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Repurposed drugs present new strategy for treating COVID-19
A joint research group from KAIST and Institut Pasteur Korea has identified repurposed drugs for COVID-19 treatment through virtual screening and cell-based assays. The research team suggested the strategy for virtual screening with greatly reduced false positives by incorporating pre-docking filtering based on shape similarity and post-docking filtering based on interaction similarity. This strategy will help develop therapeutic medications for COVID-19 and other antiviral diseases more rapidly.
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Study of indigenous language education in Russia leads to intercontinental collaboration
The rationale for the research is in the fact that despite the high number of recognized Indigenous groups who are struggling to maintain their languages, cultures, and identities in Russia, there is little research done on the matters of cultural and linguistic revitalization.
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Experts recommend a varied and moderate consumption of sushi limiting quantities of tuna
The consumption of sushi has increased significantly since the start of the 21st century, as has the number of restaurants offering it throughout the region. Although eating fish is recommended because of its high nutritional value, it can also lead to exposure to contaminants, such as heavy metals. Likewise, rice is a food that provides many nutrients and fibre and is low in fat, but it too can be source of pollutants such as arsenic.
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US saw surge in firearm purchases and violence during first months of COVID-19 pandemic
Firearm purchases and firearm violence surged during the first five months of the COVID-19 pandemic. Purchases increased 85% and interpersonal firearm injuries, including homicides and nonfatal assault injuries, increased 27%. Approximately 9.3 million firearms were purchased during this period.
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NIH researchers expand Families SHARE, an educational genomics workbook
Researchers at the National Human Genome Research Institute (NHGRI), part of the National Institutes of Health (NIH), have developed the Families Sharing Health Assessment and Risk Evaluation (SHARE) workbook, which helps people use their family history to assess their risk for heart disease, diabetes, breast cancer and colorectal cancer.
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Collective battery storage beneficial for decarbonized world
Batteries are potentially a game-changing technology as we decarbonize our economy, and their benefits are even greater when shared across communities, a University of Otago-led study has found.
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Tiny but mighty precipitates toughen a structural alloy
Scientists at the Department of Energy's Oak Ridge National Laboratory and the University of Tennessee, Knoxville, have found a way to simultaneously increase the strength and ductility of an alloy by introducing tiny precipitates into its matrix and tuning their size and spacing. The precipitates are solids that separate from the metal mixture as the alloy cools. The results will open new avenues for advancing structural materials.
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Total-body PET imaging exceeds industry standards
A performance evaluation of the uEXPLORER total-body PET/CT scanner showed that it exhibits ultra-high sensitivity that supports excellent spatial resolution and image quality. Given the long axial field of view (AFOV) of the uEXPLORER, study authors have proposed new, extended measurements for phantoms to characterize total-body PET imaging more appropriately. This research was published in the June issue of The Journal of Nuclear Medicine.
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Ancient ostrich eggshell reveals new evidence of extreme climate change thousands of years ago
Evidence from an ancient eggshell has revealed important new information about the extreme climate change faced by human early ancestors.
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Depression, suicidal thoughts plague ailing coal miners, study finds
More than a third of coal miners and former coal miners suffering from black lung disease struggle with depression, and more than one in 10 has recently considered suicide, a new study finds.
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When bosses are abusive, how employees interpret their motives makes a difference: study
A new UBC Sauder School of Business study shows that depending on how employees understand their boss' motivation, employees can feel anger or guilt, and consequently, react differently to abusive supervision.
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Annual report to the nation: Rapid decrease in lung cancer and melanoma deaths
Overall cancer death rates continue to decline in men and women for all racial and ethnic groups in the United States, according to the latest Annual Report to the Nation on the Status of Cancer.
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Meta-analysis finds that omega-3 fatty acids improved cardiovascular outcomes
Investigators from Brigham and Women's Hospital and elsewhere conducted a systematic review and meta-analysis of 38 randomized controlled trials of omega-3 fatty acids. Overall, they found that omega-3 fatty acids improved cardiovascular outcomes. Results, now published in eClinical Medicine, showed a significantly greater reduction in cardiovascular risk in studies of EPA alone rather than EPA+DHA supplements.
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Discrimination, stress linked to poorer heart health in transgender, gender diverse adults
Higher levels of heart disease among transgender and gender diverse (TGD) people are linked to the stress of experiencing discrimination and transphobia at personal and societal levels.Additional training is recommended for clinicians and health care professionals in addressing the full diversity of gender in health care settings and in the recognition of health disparities faced by TGD people to improve health outcomes.
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Climate changed the size of our bodies and, to some extent, our brains
The average body size of humans has fluctuated significantly over the last million years and is strongly linked to temperature. Colder, harsher climates drove the evolution of larger body sizes, while warmer climates led to smaller bodies. Brain size also changed dramatically but did not evolve in tandem with body size.
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Tooth loss associated with increased cognitive impairment, dementia
Tooth loss is a risk factor for cognitive impairment and dementia--and with each tooth lost, the risk of cognitive decline grows, according to a new analysis led by researchers at NYU Rory Meyers College of Nursing and published in JAMDA: The Journal of Post-Acute and Long-Term Care Medicine.
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EHR alerts go unread, do not lead to deprescribing of medicines linked to dementia
The vast majority of electronic health record (EHR) alerts attempting to reduce prescribing of high-risk medications linked to dementia in older adults went unread in a study led by research scientists from Regenstrief Institute, Purdue University and Indiana University School of Medicine. The study is published in the June print issue of the Journal of the American Geriatrics Society.
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Novel study of high-potency cannabis shows some memory effects
Researchers observed participants over Zoom as they used high-potency cannabis they purchased themselves from dispensaries in Washington state, where recreational cannabis is legal. After administering cognitive tests, researchers found no impact on users' performance on decision-making tests in comparison to a sober group but did find memory impairments related to free recall, source memory and false memories. This study is one of the few to investigate cannabis flower and concentrates containing more than 10% THC.
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