sexual transmission

Five year persistence of Ebolavirus in humans

The current outbreak of Ebolavirus disease in Guinea, which began in February 2021, may have originated from a survivor of the 2013-16 outbreak in the same country. Phylogenetic analysis of genome sequences revealed that viruses from the current outbreak group with the Makona variant, which caused the 2013-16 epidemic. The new isolates are most closely …

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TWiV 429: Zika Experimental Science Team

Vincent meets with members of team ZEST at the University of Wisconsin Madison to discuss their macaque model for Zika virus pathogenesis. You can find TWiV #429 at microbe.tv/twiv, or listen/watch right here. [powerpress url=”http://traffic.libsyn.com/twiv/TWiV429.mp3″] Click arrow to play Download TWiV 429 (48 MB .mp3, 78 min) Subscribe (free): iTunes, RSS, email Become a patron of TWiV!

Viral RNA is not infectious virus!

A study of sexual transmission of Zika virus among mice (link to paper) demonstrates beautifully that viral nucleic acid detected by polymerase chain reaction (PCR) is not the same as infectious virus. Male mice were infected with Zika virus and then mated with female mice. Efficient sexual transmission of the virus from males to females was observed. This …

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TWiV 414: Zika in the guys with Diamond

On episode #414 of the science show This Week in Virology, Michael Diamond visits the TWiV studio to talk about chikungunya virus and his laboratory’s work on a mouse model of Zika virus, including the recent finding of testicular damage caused by viral replication. You can find TWiV #414 at microbe.tv/twiv, or listen below. [powerpress url=”http://traffic.libsyn.com/twiv/TWiV414.mp3″] Click arrow …

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TWiV 399: Zika la femme

The latest Zika virus news from the ConTWiVstadors, including a case of female to male transmission, risk of infection at the 2016 summer Olympics, a DNA vaccine, antibody-dependent enhancement by dengue antibodies, and sites of replication in the placenta. You can find TWiV #399 at microbe.tv/twiv, or listen below. [powerpress url=”http://traffic.libsyn.com/twiv/TWiV399.mp3″] Click arrow to play …

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