As swine influenza reaches the U.S., a guide to what you need to know and what happens next. Plus, a look at pandemics past... Read More
The Twivsters discuss how reverse transcriptase encoded in the human genome might produce DNA copies of RNA viruses in infected cells.
In regard to your question as to cases of known alteration of host behavior by virus that increases the rate of contact among hosts (Twiv 70), the most dramatic example is given by rabies. This extraordinary virus can convert a neurologically and behaviorally... Read More
When you purchase chicken eggs at the market, they usually have white or brown shells. But some breeds of chicken produce blue or green eggs. The blue color is caused by insertion of a retrovirus into the chicken genome, which activates a gene involved in the production of blue eggs. Read More
Is there such a thing as an obligatorily multicellular prokaryote? Merry Youle of the Small Things Considered blog reviews a recent paper published in the May issue of Applied and Environmental Microbiology that announces the finding of a new subgroup within magnetotactic multicellular prokaryot... Read More
Host: Vincent Racaniello
Guests: Read More
This episode: Flu vaccine made by bacteria!
Bact to school time is on the horizon and I am sure many teachers, educators and professors are looking for supplemental course material or new ideas.
A quick search on the web resulted in this comprehensive Microbiology curriculum for K-12 that was presented at the 1997 Annual Meeting of th... Read More
Here is a transcript of TWiM episode #49, "Grape-like clusters". Thanks to Frank Shinneman for transcription.
Merry Youle of the Small Things Considered blog has a new post up that looks at the phage-encoded holin timer and its function in a lytic infection.
"Holins are the smallest known biological timers. Timers, not clocks. Timers tick along, then go off after the specified interval. These small, ... Read More
This episode: Bacteria unlike any other known life form!
The TWiVbolans discuss the finding that human noroviruses, major causes of gastroenteritis, can for the first time be propagated in B cell cultures, with the help of enteric bacteria.
Hosts: Read More
Matt Daugherty writes:
I just listened to the latest TWiM. Thanks for covering our horizontal gene transfer paper! It was great to hear you all talk about it and give your thoughts.
With regards to the selective pressure for retention of the Dae’s in genomes o... Read More
Here is a transcript of TWiM episode #6, "Antibacterial therapy with bacteriophage: Fact or fiction?". Thanks to Steve Stokowski for transcription.
The transcript is also available as a pdf file - click here to download Read More
The TWiVocytes answer questions about Ebola virus, including mode of transmission, quarantine, incubation period, immunity, and much more.