Nuevas guías de la Agencia de Protección Ambiental (USEPA) para las aguas recreacionales: éste es el tópico que discutiremos hoy con Grace Robiou, quien ha trabajado durante los últimos años buscando nuevos indicadores de riesgo que protejan mejor a los bañistas.
Aunque en el mu... Read More
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: Modified probiotic bacteria could reduce life-threatening allergies!
(6.3 MB, 6.8 minutes)
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.
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
Organisms grown on MacConkey Agar at 37 degrees for 24 hours.
-Important Ingredients: crystal violet, bile salts, neutral red (color indicator), lactose
-Differential: used to identify and isolate lactose fermenting G- enteric bacteria mainly Enterobacteriaceae. Strong lactose fermentation pr... 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)
I am in need of some assistance in Identifying a bacteria species. I am unable to locate a match in Bergey's Manual. Our copy is 20 years out of date. I know the photo isnt great, it was taken with a cell phone. The colonies are hot pink and were cultured on TSA slant. It is gram + micrococci, i... Read More
This episode: Some Wolbachia bacteria produce vitamin B7 for their insect hosts!
(7.1 MB, 7.75 minutes)
Dear Vincent and Dickson,
I just returned from the annual meeting of the International Society of Travel Medicine (ISTM) where I enjoyed many fantastic lectures and caught more Cutthroat Trout fly fishing the upper Snake River during one ev... Read More
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)
Most of the strains used belong to the Bacillus genus and the rest are just random colorful petri dish contaminants. :-)
Author: Rositsa Tashkova, Université de Nantes, France Read More
Vincent, Dickson, and Daniel review new insight into antigenic variation in trypanosomes, reveal the difficult solution to the last case study, and present another mystery for your solving.
Hosts: Read More
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
Are you an early career scientist who is interested in public outreach? Do you want to share your love of microbiology with the world? Consider applying to the American Society for Microbiology’s Headquarter Communications Fellowship. This 6-month fellowship in Wash... Read More
The TWiV team reviews the discovery of old vials of smallpox virus at NIH, anthrax and influenza mishaps at CDC, the baby who was not cured of HIV, Cambridge Working Group, and sacking of NSABB members.
Hosts: Read More
This episode: Carbon monoxide-eating bacteria get modified to produce more useful products!
(16 MB, 17.5 minutes)
... Read More
Tom talks with Vincent about viral central nervous system infections of global importance, Ebola virus, and running the fastest marathon dressed as a doctor.
The TWiVites present an all-ebolavirus episode, tackling virology, epidemiology, and approaches to prevention and cure that are in the pipeline.
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