All articles by Linda Stewart – Page 246
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NewsResearchers using synthetic microbiomes to protect aquatic communities from bacteria
Scientists have been awarded a grant to create synthetic microbiomes – communities of microorganisms – that will better protect aquatic environments from bacteria.
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NewsChanges in gut microbiome alters rewarding effects of cocaine and cravings
Scientists have provided the first evidence that changes in the gut microbiome have significant effects on cocaine use and cravings after withdrawal.
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NewsBacterial circadian clocks show astonishing complexity
An international collaboration has discovered bacterial circadian clocks are widely found in the soil bacterium Bacillus subtilis.
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NewsHigh diversity of cell appendages found in hospital superbug
Bioinformaticians have detected an unexpectedly wide diversity of certain cell appendages in hospital pathogen Acinetobacter baumannii that are associated with pathogenicity.
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NewsDiazotrophs show nitrogen fixation hotspots in Atlantic seaweed communities
A new study examining nitrogen fixation among diazotrophs – microorganisms that can convert nitrogen into usable form for other plants and animals – has found significant hotspots in sargassum communities.
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NewsVaginal health bacterium offers a choice of strains for probiotic therapy
Different strains of a bacterium known as a determinant of vaginal health show a variety of colonising abilities and may offer a wider range of options for potential antimicrobial therapy.
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NewsGut hormone doubles as immune regulator for the fungal microbiome
Research shows that a gut hormone called peptide YY also plays a vital role in maintaining the health of the gut microbiome by preventing helpful fungi from turning into more dangerous, disease-causing forms.
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CareersUncovering the secrets of the mummy
To his great surprise, microbiologist Frank Maixner found himself turning his scientific skills to mummy research. He reveals what the latest techniques are revealing about ancient humans, the history of malaria and the Medici family.
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NewsBeneficial gut bacterium can be made oxygen-tolerant
One of the beneficial gut bacteria residing in the human gut, which normally cannot survive in an environment with oxygen, can now be made oxygen-tolerant.
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NewsStructural changes drive arms race between crop plants and fungal pathogens
Scientists shed light on how harmful fungi evade recognition by their plant hosts and aid infection.
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NewsGene-editing technology eliminates EV-A71 RNA viruses
Scientists have developed a CRISPR-Cas13 therapeutic against EV-A71, the RNA virus that causes hand, foot, and mouth disease.
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NewsFatty acids govern cannibalism in beneficial rhizosphere bacterium
A new study reveals that bacillunoic acids-mediated cannibalism enhances biofilm formation in Bacillus velezensis SQR9.
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NewsNew Drosophila toolkit to help reveal how Covid-19 virus impacts human health
Researchers have developed a toolkit of <i>Drosophila melanogaster</i> COVID-19 resources to study how viral and human proteins interact, with the goal of developing therapies for symptoms caused by existing and new strains.
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NewsHost-to-host microbe transmission impacts bacterial evolution in the gut
A new study uncovers a significant role for bacterial transmission across hosts in shaping the adaptive evolution of new strains that colonize gut microbiomes.
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NewsEngineered microbe targets fungal scourge of golf courses
A patented beneficial microbe is found to be promising for disarming fungal pathogens that affect turfgrass.
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NewsNew HIV drug formulation could improve treatment outcomes for children worldwide
Researchers have confirmed the dosing, safety and effectiveness of a drug formulation designed for treating children with human immunodeficiency virus (HIV).
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NewsModerna is safest, most effective mRNA vaccine against COVID-19 for older adults
A study of older US adults found that the risk of negative effects of both mRNA vaccines is exceptionally low, but lowest with the Moderna vaccine.
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NewsMicrobe-rich Amazon dark earth boosts tree growth as much as sixfold
Brazilian scientists analyzed the typical soil composition resulting from native management with the aim of developing biotech applications for more effective restoration of degraded areas.
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NewsNovel molecules fight viruses by bursting their bubble-like membranes
Researchers show how a group of novel molecules inspired by our own immune system inactivates several viruses, including Zika and chikungunya, by targeting the viral membranes, rather than the proteins.
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NewsIrregular sleep patterns associated with harmful gut bacteria
A new study has found multiple associations between social jet lag and diet quality, diet habits, inflammation and gut microbiome composition in a single cohort.