All Research News articles – Page 177
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NewsNovel C. diff structures are required for infection and offer new therapeutic targets
Iron storage ‘spheres’ inside the bacterium C. diff — the leading cause of hospital-acquired infections — could offer new targets for antibacterial drugs to combat the pathogen.
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NewsNew method detects bird flu on wetlands beloved of waterfowl
Researchers have developed a method that can detect infectious bird flu virus in wetlands frequented by waterfowl.
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NewsVegan diet fosters changes in gut microbiome that reduce hot flashes by 95%
A low-fat vegan diet that includes soy fosters changes in the gut microbiome that decrease postmenopausal vasomotor symptoms, or hot flashes, overall by 95%, according to a new study.
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NewsDangerous bee virus growing less deadly in at least one US forest, researchers find
The findings suggest the virus can evolve to be less severe and could help inform solutions to mitigate the virus in managed honey bee colonies.
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NewsTiny hinges bend the infection-spreading spikes of a coronavirus
Disabling those hinges could be a good strategy for designing vaccines and treatments against a broad range of coronavirus infections, including COVID-19.
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NewsStudy uncovers mediators of persistent HIV viremia
Researchers examining people with non-suppressible HIV viremia (NSV) despite receiving antiretroviral therapy (ART) have found large reservoirs of proviruses inserted into transcriptionally active regions of immune cell genomes.
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NewsIron linked to blindness in ocular toxoplasmosis - offering hope for treatment
Researchers have identified the role of iron in ocular toxoplasmosis (OT), a form of toxoplasmosis that causes blindness, and found that treatment of mice with a compound that decreases iron was successful in reducing their symptoms.
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NewsCOVID-19 compromised U.S. gains in controlling HIV and worsened health disparities
The COVID-19 pandemic slowed previous gains made in controlling HIV blood levels and worsened health disparities, according to researchers leading the largest U.S. evaluation of the impact of the public health crisis on people with HIV.
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NewsMaternal dengue immunity worsens birth defects caused by Zika virus
A new study finds prior dengue antibodies substantially raise the risk of microcephaly and fetal defects with Zika infection.
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NewsHow green algae count cell divisions reveals key step needed for multicellular life
Scientists have made an unexpected discovery of a biased counting mechanism used by the single-celled green alga Chlamydomonas to control cell division.
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NewsFungi drive ice formation by excreting small proteins
An international team of researchers explored the characteristics and properties of fungal ice nucleators, revealing that they are made up of small protein subunits and play a role in both promoting and inhibiting ice growth.
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NewsVirus discovery is new ammunition for tackling ‘germ warfare’ in humans
An international research team has identified potential new ‘weapons’ in the ‘arms race’ for new antibiotics and possible future therapies for a more balanced gut microbiome and human health.
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NewsHalophilic fungi can restructure cell walls to withstand extreme environments
Researchers have shown how microorganisms known as halophilic fungi stand up to high salt concentrations that would be lethal to other microbes.
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NewsOne in five patients experience rebound COVID after taking Paxlovid, new study finds
While Paxlovid remains a ‘life-saving drug,’ researchers found that patients experiencing virologic rebound after treatment may remain contagious.
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NewsAntiviral treatment largely underused in children with influenza
Despite US national medical guidelines supporting the use of antiviral medications in young children diagnosed with influenza, a new study reports an underuse of the treatment.
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NewsRecreation of ancient seawater reveals which nutrients shaped the evolution of early life
Scientists know very little about conditions in the ocean when life first evolved, but new research published in Nature Geoscience has revealed how geological processes controlled which nutrients were available to fuel their development. All life uses nutrients such as zinc and copper to form proteins. The ...
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NewsLongstanding mystery of phosphite solved with help of sewage plant
Biologists have discovered a phosphorus-based bacterial metabolism that is both new and ancient, thanks to a calculation from the 1980s, a sewage plant, a new bacterial organism, and a remnant from around 2.5 billion years ago.
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NewsYucatán’s underwater caves host diverse microbial communities
With help from an experienced underwater cave-diving team, researchers have constructed the most complete map to date of the microbial communities living in the submerged labyrinths beneath Mexico’s Yucatán Peninsula.
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NewsStudy reveals bacterial protein capable of keeping human cells healthy
Researchers describes a hitherto unknown protein with anti-oxidizing properties secreted by Coxiella burnetii, a Gram-negative intracellular bacterium, pointing to possible treatments for auto-immune diseases and even cancer
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NewsDifferent Covid antibodies target distinct regions of spike protein
Researchers found that Covid antibodies can be categorized into three types, each targeting distinct regions of the viral spike protein, a key component of the vaccine antigen.