The eTWiVicators review evidence that the HIV-1 group O epidemic began with a single cross-species transmission of virus from western lowland gorillas.
Vincent visits the Australian Animal Health Laboratory in Geelong, Australia and speaks with Linfa about his work on bats and bat viruses.
Matt joins the TWiV team to discuss the discovery of a SARS-like coronavirus in bats that can infect human cells, and what is going on with MERS-coronavirus.
Vincent, Dickson, Alan and Rich discuss an estimate of the number of different mammalian viruses on Earth.
Matt joins Vincent, Alan, and Rich to summarize what we know and what we do not know about the MERS coronavirus.
Vincent, Alan, Dickson and Welkin review how a virus regulates the severity of mucocutaneous leishmaniasis, virophage control of antarctic algal host-virus dynamics, and human metapneumovirus infection in gorillas.