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microTalk

Mar 7, 2019

Vibrio cholerae causes a severe gastrointestinal illness that leads to massive fluid loss that can be fatal.

These bacteria are normally found in the marine environment, but they can spread rapidly through human populations and cause large epidemics. V. cholerae are able to coordinate their activities by “talking”...


Feb 20, 2019

Proteus mirabilis is a common cause of Urinary Tract Infections. These bacteria are found within the gastrointestinal tract, but they are sometimes able to ascend the urinary tract and cause bladder infections. One of the amazing attributes of Proteus is its ability to crawl across Petri dishes, referred to as swarming....


Feb 8, 2019

Dr. Jeff Miller has been studying Bordetella pertussis, the bacterium that causes whooping cough in humans, for over three decades, and he keeps uncovering novel aspects of the pathogenesis of this organism.

B. pertussis still causes outbreaks of human disease, and Dr. Miller has unraveled in amazing detail the signal...


Jan 16, 2019

The devastation of the immune system that occurs during AIDS renders patients highly susceptible to a number of infections that a functioning immune system can easily control.  

One of the most common infections in AIDS patients is Cryptococcosis, caused by a fungus. Cryptococcus neoformans can infect immunocompromised...


Jan 3, 2019

Dr. Didier Raoult considers himself a “microbe fisher”, always “fishing” to discover new microbes. He says that in order to fish successfully, you need to first create the correct fishing pole (tools), and then fish in places where no one else is fishing.

Dr. Raoult is the Director of the Mediterranean...