All USA & Canada articles – Page 31
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Scientists report positive immune response against mpox using a vaccine
Scientists at one of the largest cancer research and treatment organizations in the United States show that its COVID-19 vaccine also protects against mpox.
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Study supports disease-challenged broiler chickens through nutrition
New research suggests diet changes might help to ensure optimal growth during outbreaks of the parasitic infection coccidiosis in broiler chickens.
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Zika vaccine safe, effective when administered during pregnancy
A vaccine against Zika virus is safe and effective when administered both before and during pregnancy, according to new research.
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Faster and simpler point-of-care malaria test developed
Researchers have developed a rapid, accurate test for diagnosing malaria that is significantly faster and easier to use than traditional tests. The advancement has the potential to improve patient outcomes, especially in rural regions with limited health care resources.
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Scientists discover 18 new species of gut microbes in search for origins of antibiotic resistance
Scientists have found 18 novel species of a type of bacteria called enterococci, which are gut microbes found in most land animals.
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Microbial viruses act as secret drivers of climate change
In a new study, scientists have discovered that viruses that infect microbes contribute to climate change by playing a key role in cycling methane, a potent greenhouse gas, through the environment.
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Researchers uncover how virus causes cancer, point to potential treatment
Kaposi sarcoma-associated herpesvirus activates a specific pathway to drive viral persistent infection and cell growth, paving the way for tumors to form.
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Scientists reveal how first cells could have formed on Earth
A new phospholipid discovery brings researchers closer to understanding how primordial cells emerged during origin of life.
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Researchers develop a new toolkit in fruit flies to study Zika virus
To study how Zika virus proteins hijack and disrupt host developmental pathways during infection and disease progression, scientists have generated a toolkit of transgenic flies expressing all ten Zika virus proteins.
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Refrigerate lettuce to reduce risk of E. coli contamination, researchers say
Leafy green vegetables are important sources of dietary fiber and nutrients, but they can harbor harmful pathogens. In particular, lettuce has often been involved in outbreaks of foodborne illness across the U.S. A new study from the University of Illinois Urbana-Champaign examines factors that affect E. coli ...
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New antibodies target “dark side” of influenza virus protein
Researchers have identified antibodies targeting a hard-to-spot region of the influenza virus, shedding light on the relatively unexplored “dark side” of the neuraminidase (NA) protein head.
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Scientists discover a novel vehicle for antibiotic resistance
An antibiotic-resistance gene forms an unusual structure that may provide constant protection against tetracycline in a common gut bacterium.
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Researchers reveal how the SARS-CoV-2 virus acquires its spherical shape
Researchers report that when the M protein, which is adjacent to the spike protein on SARS-CoV-2, gets lodged in the membrane, it coaxes the membrane to curve by locally reducing the membrane thickness.
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New approach may prevent deadly intestinal disease in preemies
Scientists have found that an investigational protein replacement protected neonatal mice from necrotizing enterocolitis (NEC), a deadly intestinal disease that often strikes extremely premature infants.
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Drug-resistant tuberculosis responds rapidly to bedaquiline-based second-line therapy
Patients who have drug-resistant tuberculosis (TB) have a similar microbiological response to bedaquiline-based second-line medications as patients with drug-sensitive TB taking first-line regimens.
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New disease testing component facilitates lower-cost diagnostics
Biomedical researchers have developed a new, less expensive way to detect nuclease digestion – one of the critical steps in many nucleic acid sensing applications, such as those used to identify COVID-19 and other infectious diseases.
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Mosquito thermal adaptation could shift patterns of disease spread under climate change
Thermal adaptation can determine their risk of transmitting mosquito-borne diseases and how this risk might change in the future as they respond to climates warming.
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Vaping can increase susceptibility to infection by SARS-CoV-2
Vapers are susceptible to infection by SARS-CoV-2, the virus that spreads COVID-19 and continues to infect people around the world, a new study has found.
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BCG mechanism extends protection to beat influenza A
A new study uncovered a previously unknown mechanism that extends the BCG vaccine’s shield to combat influenza A virus—the most prevalent flu strain.
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Researchers team up to publish bile acid breakthrough
Bile acids are linked to our full-body health, can act as drugs and are some of the best studied molecules in the history of biochemistry. Source: Image from the RSCB PDB of PDB ID 2BJG (M. Rossocha et al (2005) Biochem. 44: 5739-5748). This imag A 3D rendering ...