An analysis of public genome sequence data from SARS-CoV-2 and related viruses found no evidence that the virus was made in a laboratory or otherwise engineered. …read more Source:: Science
Tag: viruses
Insulin can increase mosquitoes’ immunity to West Nile virus
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•A discovery has the potential to inhibit the spread of West Nile virus as well as Zika and dengue viruses. The researchers demonstrated that mammalian insulin activated an antiviral immunity …read more Source:: Science
How measles wipes out the body’s immune memory
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•A new study shows that measles wipes out 20 to 50 percent of antibodies against an array of viruses and bacteria, depleting a child’s previous immunity. A measles-ravaged immune system …read more Source:: Science
By targeting flu-enabling protein, antibody may protect against wide-ranging strains
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•A team of researchers has found an antibody that protects mice against a wide range of potentially lethal influenza viruses, advancing efforts to design of a universal vaccine that could …read more Source:: Science
Koala epidemic provides lesson in how DNA protects itself from viruses
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•In animals, infections are fought by the immune system. Studies on an unusual virus infecting wild koalas reveal a new form of ‘genome immunity.’ …read more Source:: Science
Bacteria harness viruses to distinguish friend from foe
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•Bacterial cells that normally colonize our guts can distinguish themselves from other bacterial species using what’s traditionally considered their enemy — a virus. Researchers report that some bacteria use viruses …read more Source:: Science
Biologists turn eavesdropping viruses into bacterial assassins
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•Researchers have found a bacteria-killing virus that can listen in on bacterial conversations — and then they made it attack diseases including salmonella, E. coli and cholera. …read more Source:: Science
Compound made inside human body stops viruses from replicating
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•A team of researchers has identified the mode of action of viperin, a naturally occurring enzyme in humans and other mammals that is known to have antiviral effects on viruses …read more Source:: Science