Tagged: virology

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The Year in Zika

Zika is a mosquito-borne, sexually transmissible virus that is now known to cause a variety of birth defects. The ongoing epidemic of Zika virus infection in parts of the Americas is unlike any outbreak...

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Phages Carry Antibiotic Resistance Genes

Viromes from a variety of environments harbor antibiotic resistance genes, according to a study published last month (November 24) in Environmental Pollution. The results suggest that bacteriophages—viruses that infect bacteria—may play a role in...

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Culprit for Antibody Blockade Identified

Most viral infections trigger B cells to produce neutralizing antibodies, but for a handful of viruses that cause chronic infections, B cells are for some reason unable to do their job. The biggest driver...

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Europe’s new hepatitis problem

The hepatitis E virus is best known as a waterborne pathogen that occasionally causes big outbreaks in Asia and Africa. But more recently, scientists have discovered that a strain named genotype 3 is a...

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Animals show how Zika harms fetuses

Zika virus has frightened people the world over because of growing evidence that it can have severe effects on fetuses when it infects pregnant women. Although the U.S. Centers for Disease Control and Prevention...

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How HIV Can Escape an Experimental CRISPR Therapy

CRISPR/Cas9 gene editing has shown remarkable therapeutic potential, including the ability to fightpathogens like HIV. But the same process that inactivates the deadly virus may also enable it to escape the treatment, according to...

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Zika Up Close

As concerns over the spread of Zika virus through the Americas rise, and evidence showing that the virus can infect developing neurons accumulates, a team led by researchers at Purdue University has now described the...

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Endogenous Retrovirus Active in ALS

An endogenous human retrovirus called HERV-K is expressed at higher levels in the brains of amyotrophic lateral sclerosis (ALS) patients than in those of controls, and the virus is toxic to human neurons in...

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HIV’s shape-shifting envelope protein

HIV’s envelope protein (Env) coats virus particles and allows HIV to enter host cells. HIV entry is highly dynamic. Env proteins work in groups of three (called trimers), which bind to the viral receptor...

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