All Research News articles – Page 45
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NewsResearch sheds light on complex evolution of RL11 genes in cytomegalovirus
Using bioinformatics and phylogenetic tools, scientists have discovered RL11 genes are exclusive to cytomegaloviruses in Old World monkeys and great apes, providing insights into virus-host coevolution and immune evasion.
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NewsStudy shows how bacterium tweaks its lipopolysaccharides to survive chill of Antarctic lake
Scientists have uncovered some of the unique biochemical survival tactics employed by a species of Pseudomonas found living in an ice-covered lake in Antarctica.
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NewsSmall RNA plays a crucial role in gut microbiome colonization
Scientists studying the transcriptome of gut bacterium Segatella copri came across a tiny snippet of RNA that plays an essential role in the reproduction and spread of the bacterium.
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NewsHPV vaccination switch to 1-dose gender-neutral approach
Canadian vaccination programs could switch to a 1-dose gender-neutral human papillomavirus (HPV) vaccination approach and eliminate cervical cancer, suggests new modelling.
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NewsHalf of all patients with sepsis die within two years
Half of all patients with sepsis admitted to an emergency medical department died within two years, according to researchers investigating factors that could predict outcomes for these patients.
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NewsMosquitoes carrying Plasmodium and imported through parcels and luggage causing Odyssean malaria in Europe
Malaria cases resulting from bites of mosquitoes transported into Europe by aircraft from areas where it is common have increased, according to a number of studies.
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NewsScientists have successfully bred corals to improve their heat tolerance
A new study has shown that selective breeding can lead to a modest rise in coral heat tolerance. The study documents the world’s first effort to selectively breed adult corals for the ability to survive intense marine heatwaves.
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NewsCrews sample lichens in ‘dress rehearsal’ for Martian exploration
During simulated extra-vehicular activities, Mars 160 mission specialists wearing simulated spacesuits scouted out various habitats in two Mars analog stations, seeking out lichen species growing in various microhabitats.
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NewsFaulty ‘fight or flight’ response drives deadly C. difficile infections
The portion of our nervous systems responsible for the “fight or flight” response can shape the severity of potentially deadly C. difficile infections.
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NewsScientists discover how innate immunity envelops bacteria
The human protein GBP1 fights against bacteria and parasites by enveloping them in a protein coat, but how the substance manages to do this has remained unknown until now. Researchers have unravelled how this protein operates.
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NewsPossible trigger of Crohn’s disease discovered: Dysfunctional mitochondria disrupt gut microbiome
Disruptions of mitochondrial functions have an influence on Crohn’s disease, a connection now revealed by researchers who showed that defective mitochondria in mice trigger symptoms of chronic intestinal inflammation and influence the microbiome.
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NewsResearchers identify signs tied to more severe cases of RSV
In a new study, researchers found an increase in NK cells in the airways of children with severe RSV as well as other alterations that suggest these cells may be contributing to disease severity.
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NewsStudy identifies potential targets for treatment of visceral leishmaniasis
Discovery of a novel class of proteins that help regulate the parasite’s essential cellular functions could lead to the development of more effective drugs against the disease. More than 3,500 new cases are notified each year in Brazil.
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NewsSelfishness mechanism points way to optimizing inhibitors that fight antibiotic resistance
Resistance can be fought by targeting bacteria that are ’selfish’ with their antibiotic resistance tools, according to a new study.
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NewsChronic stress accelerates colorectal cancer progression by disrupting balance of gut microbiota
Cutting-edge research has uncovered how chronic stress disrupts the balance of gut microbiota to speed up the progression of colorectal cancer (CRC), opening new avenues for CRC prevention and treatment.
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NewsHidden trails of marine snow can affect how the ocean stores carbon
A new study reveals never-before seen mucus ‘parachutes’ produced by microscopic marine organisms that significantly slow their sinking, putting the brakes on a process crucial for removing carbon dioxide from the atmosphere.
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NewsLachnospiraceae could be key to successful fecal transplants
Fecal microbiota transplants are a magic bullet for patients with recurring infections from Clostridioides difficile (C. diff), but researchers are only beginning to understand why.
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NewsSludge sequencing reveals novel species and genetic diversity
A study sequencing activated sludge has unearthed a plethora of antibiotic resistance genes and has pointed to the existence of previously unknown microbial species.
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NewsScientists discover viral trapdoor blocking HIV and herpes
A group of researchers led by Xavier Saelens and Sven Eyckerman at the VIB-UGent Center for Medical Biotechnology discovered how a protein linked to the human immune system wards off HIV-1 and herpes simplex virus-1 by assembling structures in the cell that lure in these viruses and then trap them ...
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NewsFungi recognise shapes and adjust direction of growth
A study suggests that the mycelial network of fungi can communicate information about its surroundings throughout the entire network, and change its direction of growth accordingly based on the shape.