Daniel Griffin provides a clinical report on COVID-19, review of the phase I and II trials of the Russian prime-boost vaccine, a mouse model that recapitulates age-dependent severe disease, and listener questions.

Four virologists discuss our current understanding of Zika virus biology, pathogenesis, transmission, and prevention, in this special live episode recorded at the American Society for Microbiology in Washington, DC.

Project Premonition, a Microsoft Research project that uses drones to capture mosquitoes and analyze them for pathogens, preprint servers, and three mouse models for Zika virus induced birth defects are the topics of this episode hosted by the TWiumvirate and theirs guests Ethan and Jonathan.

Esper and the Merry TWiXters analyze the latest data on Zika virus and microcephaly in Brazil, and discuss publications on a mouse model for disease, infection of a fetus, mosquito vector competence, and the cryo-EM structure of the virus particle.