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The premier online source for science news since 1996. A service of the American Association for the Advancement of Science.
Updated: 2 years 9 months ago

Young adults who lost and then restored heart health had lower risk of heart attack, stroke

Jun 14 2021 - 00:06
A long-term analysis of young adults in Korea found that those with poor heart health had higher rates of cardiovascular disease at a younger age.Young adults with poor cardiovascular health who improved their cardiovascular health over time reduced their chances of heart attack, stroke or heart failure later in life.Those who maintained good cardiovascular health from a young age had the lowest risk of premature cardiovascular disease.
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Barks in the night lead to the discovery of new species

Jun 14 2021 - 00:06
A new study in the Zoological Journal of the Linnean Society co-authored by Yale anthropologist Eric Sargis finds that the barking hyraxes are a separate species from their shrieking neighbors. The newly described species, Dendrohyrax interfluvialis, populates the wet and dry forests that lie between the two rivers in coastal regions of southeastern Ghana, southern Togo and Benin, and southwestern Nigeria. The researchers based their conclusion on the distinctive calls combined with anatomical and genetic differences they identified among tree hyrax populations.
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Ibuprofen and other NSAIDs superior to codeine for managing outpatient postoperative pain

Jun 14 2021 - 00:06
Nonsteroidal anti-inflammatory drugs (NSAIDs) such as ibuprofen provide better pain control and have fewer adverse effects than codeine, a commonly prescribed opioid, when prescribed after outpatient surgery, according to new research published in CMAJ (Canadian Medical Association Journal).
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Shrinking to survive: Bacteria adapt to a lifestyle in flux

Jun 13 2021 - 00:06
E. coli adapt to survive sudden starvation. Biologists from Washington University in St. Louis and Stanford showed that when E. coli cells lack nutrients, the cytoplasm becomes more dense as its volume decreases, probably because of water loss. At the same time, the periplasm increases in volume as the inner membrane pulls away from the outer membrane.
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Huge prehistoric croc 'river boss' prowled SEQ waterways

Jun 13 2021 - 00:06
A new species of large prehistoric croc that roamed southeast Queensland's waterways millions of years ago has been documented by University of Queensland researchers.
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Brain capillary structures show a correlation with their neuron structures

Jun 13 2021 - 00:06
We analyzed cerebral tissues of the anterior cingulate cortex and superior temporal gyrus of schizophrenia cases and controls by using micro-CT. Mean curvatures of the capillary vessels showed a significant correlation to the mean curvatures of neurites, while the mean capillary diameter was almost constant, independent of the cases. The curved capillaries with a constant diameter should occupy a nearly constant volume, while neurons suffering from neurite thinning should have reduced volumes in schizophrenia
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Study shows high rates of kidney disease among adults with diabetes

Jun 13 2021 - 00:06
Research carried out by academics at NUI Galway and clinicians at University Hospital Galway Diabetes Centre, involving more than 4,500 patients in the west of Ireland, suggests that, despite careful medical management, a relatively high proportion of people with diabetes in Ireland are developing chronic kidney disease over time and are at risk of kidney failure and other complications of poor kidney function.
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Into the belly of the bee

Jun 13 2021 - 00:06
Honeybees bring back more than just nectar from their floral feasts and these microbes may help them survive turbulent times.
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Rearing cicadas

Jun 13 2021 - 00:06
An observation of an insect exoskeleton on a potted plant may lead to the identification of a new species of cicada.
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New super-resolution technique allows for more detailed brain imaging

Jun 13 2021 - 00:06
A new imaging technique has the potential to detect neurological disorders--such as Alzheimer's disease--at their earliest stages, enabling physicians to diagnose and treat patients more quickly. Termed super-resolution, the imaging methodology combines position emission tomography (PET) with an external motion tracking device to create highly detailed images of the brain. This research was presented at the Society of Nuclear Medicine and Molecular Imaging's 2021 Virtual Annual Meeting.
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RUDN University scientists in pharmaceutical technology proved effectiveness of new dosage form

Jun 12 2021 - 00:06
RUDN University scientists together with colleagues from Switzerland proved in a clinical trial the effectiveness of a new dosage form -- amorphous solid dispersion. This is the first such study in humans to show the mechanism of action of this form of drug release. In the future, it will help to increase the effectiveness of drugs and use new active substances for the treatment
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Boundary of heliosphere mapped for the first time

Jun 12 2021 - 00:06
For the first time, the boundary of the heliosphere has been mapped, giving scientists a better understanding of how solar and interstellar winds interact.
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Radiotracer effective for detection and assessment of lung fibrosis

Jun 12 2021 - 00:06
Positron emission tomography (PET) using a 68Ga-labeled fibroblast activation protein inhibitor (FAPI) can noninvasively identify and monitor pulmonary fibrosis, according to research presented at the Society of Nuclear Medicine and Molecular Imaging 2021 Annual Meeting. By binding to activated fibroblasts present in affected lungs, FAPI-PET allows for direct imaging of the disease process.
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COVID-19 can cause severe inflammation in the brain

Jun 11 2021 - 00:06
Various immune cells in the brainstem cause formation of inflammatory nodules
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Using machine learning and radar to better understand storm surge risk

Jun 11 2021 - 00:06
The types of land around us play an important role in how major storms will unfold -- flood waters may travel differently over rural versus urban areas, for example. However, it's challenging to get an accurate picture of land types using only satellite image data because it is so difficult to interpret.Researchers at the Cockrell School of Engineering have, for the first time, applied a machine learning algorithm to measure the surface roughness of different types of land with a high level of detail.
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Rice lab peers inside 2D crystal synthesis

Jun 11 2021 - 00:06
Rice University theorists simulate the molecular transitions that take place inside a furnace to create 2D molybdenum disulfide, a semiconductor that could find a home in next-generation electronics.
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Nanoparticle Therapy Shows Early Promise at Preventing a Rare, Fatal Newborn Lung Disease

Jun 11 2021 - 00:06
Experts at Cincinnati Children's make early-stage progress at using nanoparticles to deliver treatment for rare lung disease. Details online today in Circulation.
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New gene therapy uses Tylenol to combat genetic diseases

Jun 11 2021 - 00:06
Oregon Health & Science University researchers have developed a new approach to gene therapy that uses the common pain reliever acetaminophen to force a variety of genetic diseases into remission.
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Understanding what drives a liver cell to be a liver cell and not another cell type

Jun 11 2021 - 00:06
Medical University of South Carolina researchers have discovered a gatekeeper protein that destines developing cells in an embryo to become liver cells. It exposes the genetic material of the cells and marks them as 'ready' for differentiation, i.e., transformation into liver cells, when developmental conditions are right. The findings, published in Cell Reports, could help scientists to better understand why liver cells do not develop correctly in children with inherited liver diseases.
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Improving dialysis through design

Jun 11 2021 - 00:06
A multidisciplinary team from Washington University School of Medicine in St. Louis and the university's McKelvey School of Engineering have devised a new way to design grafts that decreases the risk of clotting, ultimately relieving people of the pain, inconvenience and disruption of this critical treatment.
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