A eukaryote without a mitochondrion, and using a phage enzyme to eliminate intracellular bacteria are two topics discussed by the TWiMers on this episode.
Image (right): An entry in the ASM Agar Art Contest which bears an uncanny resemblance to one of the TWiM hosts.
Host... 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
This episode: Hoopoes inoculate their eggs with protective bacteria!
(6.5 MB, 7 minutes)
Tom talks with Vincent about viral central nervous system infections of global importance, Ebola virus, and running the fastest marathon dressed as a doctor.
A group of students (Adrienne Linzemann, Jose Aveja, Elsa quintero), staff (William Thompson), and faculty (Farahnaz Movahedzadeh) from Harold Washington College participated in Chicago River interdisciplinary project with the leadership of VP Margie Martyn, and isolated Pseudomonas fluorescens ... Read More
This episode: Parasitoid wasps spread helpful bacterial symbionts between their whitefly prey!
(10.9 MB, 11.9 minutes)
Recognizing the importance of the public health emergency of the Ebola outbreak in western Africa, the organizers of the Interscience Conference on Antimicrobial ... Read More
The following picture shows the isolated black colonies of Salmonella on Salmonella-Shigella (S-S) Agar. S-S Agar is used as a selective and differential medium for the isolation of Salmonella and some Shigella species. The inclusion of bile salts is to inhibit gram-positive organisms. Ferric ci... Read More
This episode: Fruit flies have microbes that help them get more nutrition out of low-quality food!
(8.4 MB, 9.1 minutes)
This episode: Feeding mice high-fiber diets reduces their risk of allergic airway disease, even across generations!
(12.1 MB, 13.2 minutes)
Host: Vincent Racaniello
Guests: Carla Giles, Zoe Dyson, Brianna McLean, and Caitlin O'Brien
In Melbourne, Australia, Vincent speaks with four PhD students about their research projects and what... Read More
The arrival in the US of plasmid-mediated resistance to colistin antibiotics, a last line of defense against many gram-negative bacilli, and a quorum sensing system in a eukaryote are topics of this episode hosted by Vincent, Michael, and Michele.
Image (right): Etest used to determin... Read More
Gram stain done on S. pyogenes showing the characteristic long G+ streptococcus chains. Culture grown on blood agar for 48 hrs at 37 degree’s C. Read More
Vibrio cholerae was isolated in the capital city Kathmandu , where as it causes cholerae endemic in certain remote parts in the country every year . Vibrio cholerae O1 ogawa serotype was isolated and identified after growth in TCBS agar and subcultured on HIA plate and performed oxidase test (+... Read More
Dear Vincent, Dickson and Daniel,