More USA & Canada News – Page 80
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NewsScientists untangle interactions between the Earth’s early life forms and the environment over 500 million years
A new perspective explores the intricate feedbacks among ancient life forms, including algae, plants and animals, and the chemical environment in the current Phanerozoic Eon, which began approximately 540 million years ago.
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NewsMouse study reveals how fetal brain impacted when mother fights severe flu
A bad case of the flu during pregnancy can increase the risk for fetal neurodevelopmental disorders such as schizophrenia and autism spectrum disorder. But it’s not the virus itself doing the damage; it’s the mother’s immune response.
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NewsDespite risk, many unsure of temperature to heat food to prevent illness
With bird flu virus detected in cow’s milk, U.S. health authorities have warned the public against potential sources of exposure, including drinking raw or unpasteurized milk, and have reiterated a general warning that consuming uncooked or undercooked poultry or beef products can make you sick. Relatively few ...
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NewsStudy says new drug shows promise in clearing HIV from brain
An experimental drug originally developed to treat cancer may help clear HIV from infected cells in the brain, according to a new study.
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NewsResearchers reveal how a bacterium supports healing of chronic diabetic wounds
New research shows that the bacterium, Alcaligenes faecalis (A. faecalis), can facilitate healing of hard-to-treat wounds among people with diabetes.
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NewsVirus that causes COVID-19 is widespread in wildlife
Six out of 23 common wildlife species showed signs of SARS-CoV-2 infections in an examination of animals in Virginia, as revealed by tracking the virus’s genetic code.
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NewsHow evolution tamed a deadly virus and why we should still worry
The story of the rise and fall of western equine encephalitis as a lethal disease offers essential lessons about how a pathogen can gain or lose its ability to jump from animals to humans.
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NewsNew research suggests few people get sick after bite from ticks infected with Powassan virus
Scientists have published new findings on Powassan virus, reporting that people bitten by black-legged (or deer) ticks that tested positive for the virus did not show signs or symptoms of disease.
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NewsResearch reveals how the body unwittingly rolls out the red carpet for staph
Scientists have shown that our bodies can unwittingly create conditions that usher staph, including MRSA, right into danger zones such as the airways or heart.
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NewsScientists identify key protein behind spread of shingles virus
Scientists have discovered a new evasion strategy used by the varicella zoster virus, which causes chickenpox and shingles, that may allow it to affect tissues far from the original site of infection.
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NewsOysters succumb to deadly viral outbreak - but only at higher water temperatures
Oyster farmers in San Diego Bay will be able to protect them from deadly viral outbreaks by growing them at times when the water is cooler, thanks to the findings of a new study.
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NewsScientists unveil evidence for new groups of methane-producing organisms
A team of scientists has provided the first experimental evidence that two new groups of microbes thriving in thermal features in Yellowstone National Park produce methane.
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NewsNew study determines incidence of and risk factors for hepatitis C virus reinfection among men with HIV
A new study provides new perspectives on transmission of hepatitis C virus (HCV), a virus that infects the liver and can be transmitted during injection of drugs, among men who have sex with men (MSM).
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NewsExploratory analysis associates HIV drug abacavir with elevated cardiovascular disease risk in large global trial
Current or previous use of the antiretroviral drug (ARV) abacavir was associated with an elevated risk of major adverse cardiovascular events (MACE) in people with HIV, according to an exploratory analysis from a large international clinical trial primarily funded by the National Institutes of Health (NIH). There ...
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NewsWearable health sensors are a powerful tool in disease detection
When seemingly healthy people receive an alert from a wearable sensor telling them they might have a respiratory virus, only a quarter of people follow up such an alert with an at-home viral test, according to a new study.
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NewsBreakthrough study seeks functional cure for HIV
Researchers in George Mason University’s Center for Infectious Disease Research (CIDR) and Tulane National Primate Research Center conducted a breakthrough proof-of-concept study in Nature’s Gene Therapy that found an HIV-like virus particle that could cease the need for lifelong medications. Source: Photo by Evan Cantwell/Office of University Branding/George ...
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NewsResearchers collaborate for early monitoring of tar spot disease in corn
Insignum AgTech has begun a collaboration with researchers in Purdue University’s College of Agriculture and College of Engineering to create tools for farmers to identify early stages of tar spot disease outbreaks in their corn plants.
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NewsDual action antibiotic could make bacterial resistance nearly impossible
A new antibiotic that works by disrupting two different cellular targets would make it 100 million times more difficult for bacteria to evolve resistance, according to new research
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NewsFinding a solution for long COVID, one cell type at a time
A 2022 study suggesting that blocking a single molecule could protect against severe illness in COVID-19 has led to a $15 million federal grant supporting a comprehensive effort to learn more – with finding a solution to long COVID at the center of the new research.
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NewsLong-acting injectable cabotegravir for HIV prevention is safe in pregnancy
Long-acting injectable cabotegravir (CAB-LA) was safe and well tolerated as HIV pre-exposure prophylaxis (PrEP) before and during pregnancy in the follow-up phase of a global study.