This episode: Gut microbes can be different even in genetically identical mice in similar conditions!
(7.4 MB, 8 minutes)
Vincent and Dickson discuss how infection of mice with helminths induces cytokines that reactivate a latent gamma-herpesvirus.
Hosts: Vincent Racaniello.
Special guest: Stanley Maloy
Vincent meets up with Stan Maloy o... Read More
This episode: Antibiotic-degrading probiotics protect mouse gut microbes from hostile pathogen takeover after antibiotic treatment!
(7.8 MB, 8.5 minutes)
Vincent and Dickson welcome new TWiP host Daniel Griffin to discuss the association of a new Mycoplasma with trichomoniasis, and to introduce a new feature to the show, a case study.
Behold some of the bacteria that grew when an 8-year-old boy who had been playing outside pressed his hand onto a large Petri dish. The photo has been getting lots of buzz after his mom posted it on MicrobeWorld last week.
Tasha Sturm, who works as a microbiology lab tech at Cabrillo College ... Read More
This episode: Fungi living in grasses make toxic compounds to defend against herbivores, but some animals can overcome this defense with their saliva!
(5.4 MB, 5.9 minutes)
This episode: Soil bacteria could help prevent food poisoning from bacteria in raw tomatoes!
(9.6 MB, 10.5 minutes)
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.
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
Vincent and Dickson discuss how malaria parasites induce odors in their rodent hosts that attract mosquitoes.
Vincent, Dickson, and Daniel provide the solution to last week's case study, present a new one, and discuss how immune suppression by nematodes increases tuberculosis fatality in African buffalo.
This episode: Virus helps to modify mice such that certain colors of light can cause or prevent pain!
(10 MB, 10.8 minutes)
This episode: Bacteria with engineered circuits can detect and keep a record of stuff in their environment, like in the gut!
(14.6 MB, 15.9 minutes)
Vincent and Dickson discuss the spread of P. knowlesi in Malaysia, and how Leishmania parasites protect the sandfly gut from bacterial infection.
Vincent, Alan, and Rich discuss how norovirus, an enteric virus, can replace the functions of the gut microbiome.
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)