Vincent and Dick discuss influenza virus-like particle vaccines produced in insect and plant cells, rapid sharing of influenza research, and answer listener questions about cytomegalovirus, viral evolution and symbiosis and much more.

Vincent, Dick, Alan, and Eric F. Donaldson discuss a new test for influenza H5N1, poliovirus in Minnesota, Koala retrovirus, batteries made from viruses, and SARS.

Vincent, Alan, and Hamish Young discuss bacteriophages in viral vaccines, enteroviruses and diabetes, inhibition of Hendra and Nipah virus replication by the malaria drug chloroquine, and viroids.

Vincent, Dick, Alan, and Max Gottesman discuss an unusual wasp-virus symbiosis, influenza transmission and absolute humidity, how mosquitoes survive Dengue virus infection, and viruses of bacteria.