This episode: Modified probiotic bacteria could reduce life-threatening allergies!
(6.3 MB, 6.8 minutes)
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)
This episode: Gut parasites may fight each other to infect!
Download Episode (9.7 MB, 10.6 minutes)
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Do you eat bread? Or drink beer? If so you've probably consumed yeast products from the National Collection of Yeast Cultures.
Yeasts are one of the earliest, if not the earliest, biological tools used by people. Brewers' yeast, Saccharomyces cerivisae, features widely in products we consume... Read More
1540s, a medical word for "excess of body fluid," from Late Latin plethora, from Greek plethore "fullness," from plethein "be full" (see pleio-). Figurative meaning "too-muchness, overfullness in any respect" i... Read More
This episode: Interview with Jordi van Gestel: cheaters in bacterial communities don't always succeed!
(13.1 MB, 14.25 minutes)
Many parasites commandeer the bodies of their hosts in order to spread. Examples of this include horsehair worms that reach water by forcing their cricket hosts to drown themselves, and liver flukes that drive infected ants to climb blades of grass, where cows can eat the insects, and so the flu... Read More
This episode: Some Wolbachia bacteria produce vitamin B7 for their insect hosts!
(7.1 MB, 7.75 minutes)
Deep in the heart of the Ecuadorian Amazon lies one of the worst environmental disasters in human history. Over the past several decades, oil companies have discharged more than 18 billion gallons of petroleum contaminated wastewater into the Sucumbíos region in northeastern Ecuador. The contami... Read More
A pink-pigmented strain of Pseudomonas aeruginosa is shown in the picture. This was photographed in University of Colorado Hospital's clinical lab by the microbiology department. The organism is shown on Mueller-Hinton agar for Kirby-Bauer sensitivity testing.
The pigment pyorubin is responsi... Read More
A fun little read about lichens and their impressive attributes, accompanied by some beautiful photographs. (If the use of the term "kingdom Monera" gives you cause to smirk, just ignore it and keep reading.) 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
Vincent, Alan, Rich and Kathy discuss the association of a virus with sea star melting disease, and the finding of a phycodnavirus in the oropharynx of humans with altered cognitive functions.
This episode: Scientists engineered E. coli to seek and destroy pathogens!
(10 MB, 11 minutes)
A bacterium can sense pathogens in the body, swim toward them, and release a deadly biofilm-busting payload. This process is called pseudotaxis, and could be modified for many... Read More
In a healthy adult human body, most internal organs such as the brain, spleen, liver, and heart are devoid of microorganisms because the immune system keeps them in check. After human host death, however, the immune system falters and microorganisms proliferate throughout the body beginning in ... Read More
This episode: Inactivated virus particles may treat cancer or even vaccinate against it!
Microbes collected from Northern California and throughout the nation will soon blast into orbit for research and a microgravity growth competition on the International Space Station (ISS). This citizen science project, known as Project MERCCURI, is led by UC Davis microbiologists, who are inves... Read More