All USA & Canada articles – Page 6
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Microbe and prebiotic team up to work against food allergies
New research reveals a mutually beneficial relationship between an unassuming microbial species and the prebiotic lactulose – together, they encourage the production of an important metabolite known for its positive influence on gut health.
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Cannabis use tied to increased risk of severe COVID-19
Researchers have found that people who reported using any form of cannabis at least once in the year before developing COVID-19 were significantly more likely to need hospitalization and intensive care than were people with no such history.
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Paper-based biosensor offers fast, easy detection of fecal contamination on produce farms
Researchers are introducing a new biosensor technology to farms inspired by advances during the pandemic. The system delivered 100% accurate results within an hour of in-field sample collection on a commercial fresh produce farm.
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Simple test for flu could improve diagnosis and surveillance
A low-cost CRISPR-based paper strip test distinguishes between influenza types and can be reprogrammed to recognize different viruses including the H5N1 bird flu virus.
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Resilience shaped by activity in the gut microbiome and brain
Resilient people exhibit neural activity in the brain regions associated with improved cognition and regulating of emotions, and are more mindful and better at describing their feelings - but also exhibit gut microbiome activity linked to a healthy gut.
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Study suggests hepatitis E may be a sexually transmitted infection
Discovering that hepatitis E virus is associated with sperm in pigs suggests the virus may be both sexually transmitted and linked to male infertility, according to a new study.
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Researchers discover genetic collaboration in harmful algae
A breakthrough study of freshwater harmful algal communities led by Dave Hambright, a Regents’ Professor of Biology at the University of Oklahoma, has discovered that complementary genes in bacteria and algae living in the same algal colonies coordinate the use and movement of nutrients within the colony. This research, funded ...
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Scientists map role of Porphyromonas gingivalis in chemotherapy resistance
A new paper describes how the bacterium Porphyromonas gingivalis interferes with chemotherapy-induced mitophagy, allowing oral cancer tumors to become resistant to the drug’s effects.
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Previously uncharacterized parasite uncovered in fish worldwide
Using genome reconstruction, scientists have unveiled a once ‘invisible’ fish parasite present in many marine fish world-wide that belongs to the apicomplexans, one of the most important groups of parasites at a clinical level.
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Researchers discover how a deadly strain of salmonella fine-tunes its infection tactics
A new study investigates how pathogens like salmonella change their disease characteristics under fluid shear conditions like those they encounter in our bodies during infection.
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$14.8 million grant supports Illinois-Singapore partnership on precision fermentation for food
The team has received a five-year, $14.8 million-dollar grant to develop the Centre for Precision Fermentation and Sustainability (PreFerS), focusing on enhancing the reliable, cost-effective production of safe, nutritious, and appetizing foods.
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Study shows a high-fat diet may fuel anxiety by disrupting gut bacteria
A new study found that in animals, a high-fat diet disrupts resident gut bacteria, alters behavior and, through a complex pathway connecting the gut to the brain, influences brain chemicals in ways that fuel anxiety.
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Scientists uncover risk factors for long Covid
A study has found that people with a milder Covid-19 infection—including those who were vaccinated against SARS-CoV-2 and those who were infected with an Omicron variant—were more likely to recover quickly.
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Giant deep-sea vent tubeworm symbionts use two carbon fixation pathways to grow at record speeds
New research sheds light on how a giant hydrothermal vent tubeworm living in the deep ocean coordinates the two functional carbon fixation pathways used by its symbiotic bacteria to sustain themselves and their host.
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Infectious H5N1 influenza virus in raw milk rapidly declines with heat treatment
The amount of infectious H5N1 influenza viruses in raw milk rapidly declines with heat treatment, but small amounts of infectious virus remain in raw milk samples with high virus levels when treated at 72 degrees Celsius for 15 seconds.
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Powdery mildew loves city living - scientists investigate why
Weeds in the city had significantly more mildew than the weeds in the suburbs or countryside, discovers a team that tracked infestations of powdery mildew on common broadleaf weeds.
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Berberine could treat eczema-exacerbated staph infections
Eczema, a skin inflammatory disease that causes dry, itchy and inflamed skin, affects millions worldwide. Eczema is associated with an altered skin microbiome and higher colonization by Staphylococcus aureus. Source: NIAID/NIH Scanning electron micrograph of methicillin-resistant Staphylococcus aureus(MRSA, brown) surrounded by cellular debris. A new study, ...
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Intranasal COVID-19 vaccine headed to clinical trials
CyanVac will sponsor a randomized, double-blind Phase 2b study to compare the efficacy and safety of CVXGA, its intranasal vaccine candidate designed to protect against COVID-19, against an FDA-approved mRNA-based COVID-19 vaccine.
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New rapid detection of bacteria in pediatric blood samples
Researchers have demonstrated that a new technology called u-dHRM (Universal Digital High-Resolution Melt) could quickly and accurately diagnose bloodstream infections.
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Protein-rich diets may influence gut microbiome and body composition
New research has shed light on the effects of protein-rich diets on the gut microbiome and overall health.