Hosts: Vincent Racaniello
Special guest: Rob Knight
Vincent meets up with Rob Knight to talk about the technology that has... Read More
The TWiVites present an all-ebolavirus episode, tackling virology, epidemiology, and approaches to prevention and cure that are in the pipeline.
Dear water-based life forms:
It is 24 degrees in Overland Park, Kansas and I am looking at a slide labeled "Giardia lamblia", part of a museum exhibit on water and human (over) use of water.
I see a greenish lump. I don't know... Read More
This episode: Modified probiotic bacteria could reduce life-threatening allergies!
(6.3 MB, 6.8 minutes)
Acid Fast stain done on a mix of Staphylococcus aureus and Mycobacterium smegmatis. Carbol fuchsin was applied to the smear and set over a steaming water bath for 10 min to help penetrate the mycolic acid in the cell wall, then rinsed with acid alcohol which washes the carbol fuchsin out of al... Read More
This episode: When sensing an infection, mice make sure to keep their gut bacteria well-fed. And it pays off!
(11.8 MB, 13 minutes)
Vincent, Alan, and Kathy continue their coverage of the Ebola virus outbreak in West Africa, with a discussion of case fatality ratio, reproductive index, a conspiracy theory, and spread of the virus to the United States.
Hosts: Read More
This episode: Some Wolbachia bacteria produce vitamin B7 for their insect hosts!
(7.1 MB, 7.75 minutes)
This episode: A protein from gut bacteria has been tentatively linked with a human protein related to eating disorders!
(11.4 MB, 12.4 minutes)
This episode: Carbon monoxide-eating bacteria get modified to produce more useful products!
(16 MB, 17.5 minutes)
... Read More
The current Ebola virus outbreak in West Africa has sickened over 14,000 people and has killed over 5,100. Health workers from around the world are attempting to halt this deadly disease. On November 19th, the American Society for Microbiology featured two of these health workers, Dr. Joseph ... Read More
Using tracer viruses, researche... Read More
Vincent meets up with XJ Meng and Sarah McDonald at Virginia Tech in Blacksburg to talk about their work on viruses of swine and rotaviruses.
Host: Vincent Racaniello
Guests: Read More
Important ingredients: 6.5% salt, dextrose, bromcresol purple
Differential/Selective: used to test for salt tolerance and can be used to identify enterococcal group D streptococci. NaCl is a selective agent and those organisms that can grow in higher salt concentrations also ferment the dextro... Read More
Brucellosis is a worldwide extended infectious disease of livestock (sheep, goats, cattle, cows, pigs, …) and remains one of the most common zoonotic infections, with more tan 500,000 new human cases worldwide every year. Control and eradication of brucellosis requires the use of animal vaccines... Read More
Vincent, Dickson, and Daniel present a new case study, and discuss the effect of chronic malaria infection on wild warbler life span and telomere degradation.