This episode: Gut bacteria kill their drug-resistant pathogenic cousins of the same species via pheromone signaling!
Just to let you know, I'm trying to finish up my dissertation and graduate in the next few months, so after episode 240, I will be putting the show on hold, at least for... Read More
This episode: Marine worms and their microbial symbionts can live on the toxic gas carbon monoxide!
Reminder: this is the last episode for at least a few weeks while I am wrapping up my PhD. See you again when I'm done!
(11.1 MB, 12.1 minutes)
Host: Vincent Racaniello
Vincent take This Week in Microbiology to th... Read More
I'm sorry, I may have missed something, but the mechanism behind an effective vaccine is still unclear to me, since infection with F. tularensis does not confer protection. How would a vaccine work?
Katy Bosio replies:
In... Read More
This episode: Kate Franz and Matt Woodruff from Audiommunity join me to talk about a clinical trial of peanut immunotherapy with probiotics to treat peanut allergies!
(29 MB, 31.75 minutes)
Growth of Streptococcus mitis on blood agar demonstrating alpha hemolysis seen as a greenish color around the growing colonies due to a reduction of the hemoglobin to methemoglobin in the surrounding agar. Image taken using transmitted light. 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
This episode: Bacteria from wastewater treatment sludge can produce lots of biodegradable plastic!
(7.1 MB, 7.75 minutes)
Vincent, Dickson, and Daniel discuss how filarial infection modulates the immune response to mycobacterial infection, and reveal a new case study.
This episode: Of genes that are similar in yeast and humans, almost half of the yeast versions are functional when replaced with the human version!
(7.9 MB, 8.5 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
Nishal Govindji-Bhatt, Post-doctoral Research Associate at the University of Manchester, United Kingdom, and Curtis Dobson, PhD, University of Manchester, discuss how to best avoid eye infection caused by poor contact lens case cleaning.
When I began listening to TWIV almost a year ago, I had just switched majors from philosophy to biology. I am now writing to you good people at TWIM at the end of my first undergraduate summer research gig, where I have had qui... Read More
Lasers are the new DNA. It is called matrix-assisted laser desorption/ionization–time of flight (MALDI-TOF) and it uses mass spectrometry to quickly test for hundreds of different pathogens in a small sample using a single automated device. MALDI-TOF is increasingly being used in clinical micr... Read More
This episode: Gut microbes may induce an immune response that protects against malaria!
(10.2 MB, 11.2 minutes)
I just went to my semi-annual dental appointment and I thought of a potentially interesting oral health monitor - the plaque biofilm that they scrape off your teeth during the cleaning. Brush immediately before the cleaning ... Read More
This episode: Being raised with their mother and breastmilk vs. bottle-fed in a nursery significantly affects macaque microbiomes and their immune system profile!
(7.7 MB, 8.4 minutes)