More News – Page 89
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NewsResearchers ID decline in microbial genetic richness in the western Arctic Ocean
Small but statistically significant results point to the need for future study, say David Walsh and Arthi Ramachandran.
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NewsStudy identifies surge in antibiotic-resistant typhoid
Researchers used whole genome sequencing to identify that S Typhi isolates with mutations evolved locally from the endemic S Typhi population in Blantyre, Malawi, and were not the result of importations from other countries.
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NewsScientists reveal what makes ‘bad’ bacteria life-threatening
Researchers have discovered that a mutation allows some E. coli bacteria to cause severe disease in people while other bacteria are harmless, a finding that could help to combat antibiotic resistance.
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NewsScientists engineer a coating for disease-free produce
A new wax coating technology bolsters the safety of fresh produce and provides enhanced protection against bacteria and fungi. This composite coating provides both immediate and delayed antibacterial effects, according to the article.
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NewsPhotosynthetic mechanism of purple sulfur bacterium adapted to low-calcium environments revealed
Researchers revealed the LH1-RC structures of Allochromatium vinosum, a model species of autotrophic bacteria capable of thriving in low-calcium or soft-water environments, at a resolution that enabled individual amino acid visualization.
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NewsPlasma device is giant step forward to help treat chronic wounds that affect millions
A team of international scientists has developed a more effective treatment for chronic wounds that does not involve antibiotics or silver-based dressings, but an ionized gas called plasma. Source: University of South Australia The plasma activates oxygen and nitrogen molecules to treat wounds effectively. The treatment involves ...
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NewsPD-1-enhanced DNA vaccine achieves 6-year cART-free AIDS prevention and virologic control
Researchers have found that PD-1-enhanced DNA vaccination can induce sustained virus-specific CD8+ T cell immunity in an AIDS monkey model.
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NewsResearchers are using RNA in a new approach to fight HIV
Scientists have developed a novel nanomedicine loaded with genetic material called small interfering RNAs (siRNA) to fight human immunodeficiency virus (HIV) using gene therapy.
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NewsStudies find flu vaccines were effective in 2022-2023 flu season
Two recent studies have found that flu vaccines were effective for all ages against both moderate and severe flu in the U.S. during the 2022-2023 flu season.
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NewsResearchers discover that blocking an essential nutrient inhibits malaria parasite growth
Researchers have found that by preventing the malaria parasite from scavenging fatty acids, a type of required nutrient, it can no longer grow.
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NewsStudy shows rapid antigen COVID-19 tests done at home are reliable
Researchers report that a rapid antigen test (RAT) for detecting SARS-CoV-2, the virus that causes COVID-19, can be used at home with accuracy comparable to the same test being administered by a health care professional.
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NewsVibrio natriegens offers low cost and low capital plasmid engineering
A proposed V. natriegens platform that doesn’t depend upon chitin to become competent can enable the democratization of synthetic biology, especially in education, the authors of a new study suggest.
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NewsResearch reveals how lenacapavir pushes HIV capsid to breaking point
Researchers have uncovered the details of how the novel drug lenacapavir works to stop the virus in its tracks. The molecular mechanisms that they uncovered could help to refine and design more effective anti-viral therapies.
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NewsGuidelines issued for better diagnosis and treatment of cryptococcosis
A group of international mycology experts has jointly drafted a guideline for the diagnosis and treatment of cryptococcosis, which aims at improving infection management and thus the survival rate of patients.
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News New trial highlights incremental progress towards a cure for HIV-1
A new clinical trial suggests that a combination of the drug vorinostat and immunotherapy can coax HIV-infected cells out of latency and attack them.
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NewsInteractions between flu subtypes predict epidemic severity more than virus evolution
An analysis of influenza virus evolution over 22 years of flu seasons reveals the major drivers of disease transmission and epidemic severity.
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NewsDigestive mucus could pave way to non-invasive gut tests
New research could make monitoring gut health easier and less painful by tapping into a common—yet often overlooked—source of information: the mucus in our digestive system that eventually becomes part of fecal matter.
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NewsPlankton model bridges the rules of life at individual scale and ecosystem level
Researchers have developed a model that connects microscopic biology to macroscopic ecology, which could deepen our understanding of nature’s laws and create new opportunities in ecosystem management.
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NewsResearchers develop economical tool to ID disease-causing pathogens
A team of researchers has developed a 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.
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NewsStudy reveals accelerated aging in women living with HIV
Women with HIV experience accelerated DNA aging, a phenomenon that can lead to poor physical function, according to a new study.
