Vincent and Dick continue virology 101 with a discussion of virus entry into cells, then answer reader email on colony collapse disorder and viruses that confer a benefit to their host.

Links for this episode:

• Illustrations of virus entry into cells
• Nice reference for biological items (thanks Jim!)
• Colony collapse disorder: PBS program, descriptive study, metagenomic study, genetic analysis (thanks Swiss compass!)
• Potato virus Y and Alzheimer's disease (thanks Jennifer!)
• A virus in a fungus in a plant (thanks Jennifer!)

Weekly Science Picks

Vincent PLoS PearlsDick West Nile virus website at CDC