Month: <span>August 2022</span>

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There’s currently no simple answer to long COVID, but the US government plans to invest in new research that investigates the variability in recovery
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There’s currently no simple answer to long COVID, but the US government plans to invest in new research that investigates the variability in recovery

BY JOCELYN SOLIS-MOREIRA | PUBLISHED AUG 10, 2022 5:00 PM New federal support for long COVID research aims to shed more light on troubling and variable long-term conditions. Heike Trautmann/Unsplash Two years into the pandemic, and political leaders are finally taking strides towards understanding the complexities of long COVID. The Biden administration released two reports last week on August 3...

Researchers discover new approach to healing skin infections and wounds
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Researchers discover new approach to healing skin infections and wounds

by University of Calgary Vascularized wound under the microscope. Credit: Rachel Kratofil University of Calgary researchers have identified a promising new approach to treating bacterial skin infections. In a study recently published in Nature, first author Dr. Rachel Kratofil, Ph.D., and co-senior authors Drs. Paul Kubes, Ph.D., Justin Deniset, Ph.D., and their research team show new...

Annual screening before age 50 leads to lower proportions of advanced breast cancer
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Annual screening before age 50 leads to lower proportions of advanced breast cancer

by University of Ottawa Stage–specific distribution of female breast cancer cases, ages 40 to 49 years versus ages 50 to 59 years, Canada excluding Quebec, 2010 to 2017. Note: Quebec is excluded because cases diagnosed in Quebec from 2011 onward had not been submitted to the Canadian Cancer Registry. Vertical error bars indicate 95% confidence...

Smart contact lenses for cancer diagnostics and screening
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Smart contact lenses for cancer diagnostics and screening

by Terasaki Institute for Biomedical Innovation  Scientists from the Terasaki Institute for Biomedical Innovation (TIBI) have developed a contact lens that can capture tears for the detection of exosomes, nanometer-sized vesicles found in bodily secretions which have the potential for being diagnostic cancer biomarkers. Credit: Terasaki Institute for Biomedical Innovation, using Biorender software Scientists from...

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To break through bacteria’s protective shield, target the shield-maker

Antibiotic-resistant bacteria are making it increasingly difficult to combat many infections. And types of bacteria classified as “Gram-negative” — the Gram staining method used to differentiate bacteria — are tough to combat as they have an additional protective layer of their cell wall. Yale researchers have now uncovered a key part of the process that generates...

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Researchers introduce rapid diagnostic test for Listeria

Researchers in the University of Georgia College of Engineering are developing a new way to detect potentially deadly Listeria contamination in food. Listeriosis, an infection caused by eating food contaminated by the bacterium Listeria monocytogenes, can cause severe illness in pregnant women, newborns, the elderly and people with compromised immune systems. Listeria is the third leading cause...

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Vitamin D supplementation seems to alleviate depressive symptoms in adults

UNIVERSITY OF EASTERN FINLAND An extensive meta-analysis suggests that vitamin D supplementation may alleviate depressive symptoms in adults with depression. Conducted by an international team of researchers, the meta-analysis includes dozens of studies from around the world. Depressive symptoms cause a significant disease burden worldwide. The therapeutic efficacy of current antidepressants is often insufficient, which...

DNA associated with autism and schizophrenia: A synaptic adhesion signaling mechanism linked to disabilities
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DNA associated with autism and schizophrenia: A synaptic adhesion signaling mechanism linked to disabilities

by DGIST (Daegu Gyeongbuk Institute of Science and Technology)  Credit: Pixabay/CC0 Public Domain A joint research team of Daegu Gyeongbuk Institute of Science and Technology professors Um Ji-won and Ko Jae-won of the Department of Brain Sciences reported a new genetic mutation related to intellectual disability and discovered an excitatory synaptic activation signaling mechanism related...

Secret behind ‘nic-sickness’ could help break tobacco addiction
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Secret behind ‘nic-sickness’ could help break tobacco addiction

by Robert Sanders, University of California – Berkeley Nicotine is addictive because it activates the brain’s dopamine network, which makes us feel good. UC Berkeley researchers now show in experiments on mice that nicotine in high doses also activates a recently discovered dopamine network that responds to unpleasant stimuli. This aversive dopamine network could be...