Vincent, Dickson, and Daniel solve last week's case study, present a new one, and reveal how secreted proteins from a helminth prevent diabetes in mice.
Vincent and Dickson discuss the spread of P. knowlesi in Malaysia, and how Leishmania parasites protect the sandfly gut from bacterial infection.
This episode: Defective phages in bacterial genomes can still have burdensome effects! Why do the bacteria keep them around?
(10.4 MB, 11.3 minutes)
Vincent and Dickson discuss the exchange of messenger RNAs between a parasitic plant and its hosts.
Matt updates the TWiV team on MERS-coronavirus, and joins in a discussion of whether we should further regulate research on potentially pandemic pathogens.
The pathogen Escherichia coli O157:H7 can spread, likely airborne, more than one tenth mile downwind from a cattle feedlot onto nearby produce, according to a paper published ahead of print in Applied and Environmental Microbiology. The high percentages of leafy greens contaminated with E. coli ... Read More
This episode: Remnants of viral infection left behind in squirrels' genome may protect them from incoming viruses!
(9.3 MB, 10.1 minutes)
In a healthy adult human body, most internal organs such as the brain, spleen, liver, and heart are devoid of microorganisms because the immune system keeps them in check. After human host death, however, the immune system falters and microorganisms proliferate throughout the body beginning in ... Read More
Vincent, Alan, Rich and Kathy discuss the association of a virus with sea star melting disease, and the finding of a phycodnavirus in the oropharynx of humans with altered cognitive functions.
Hosts: Vincent Racaniello
Special guest: Rob Knight
Vincent meets up with Rob Knight to talk about the technology that has... Read More
This episode: Ahmed Gomaa and I discuss how to keep some microbes and get rid of others using bacteria's own immune system!
(15.1 MB, 16.5 minutes)
This episode: Some phages can fight back against bacterial defenses with recently discovered genes!
(8.3 MB, 9 minutes)
This episode: Some photosynthetic bacteria can use electricity for their metabolism to make useful stuff too!
(9.2 MB, 10 minutes)