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Nov 5, 2018

Many organisms metamorphose from a larvae into an adult, for example a caterpillar metamorphosing into a butterfly, but some animals require bacteria in order to undergo this transition. 

This amazing bacterial-stimulated morphological transition is fairly widespread among different marine animals, like sponges, corals,...


Oct 24, 2018

Cholera is a severe diarrheal disease caused by the bacterium Vibrio cholerae that can spread among human populations in large epidemics when water quality is poor.

Dr. Christine Marie George is an Associate Professor in the department of International Health and Environmental Health Engineering at Johns Hopkins School...


Oct 8, 2018

The malaria parasite, Plasmodium, is transmitted to people through mosquito bites. The parasite needs to infect humans to undergo the morphologic transitions important for its lifecycle, but it also needs to infect mosquitoes to be able to complete its lifecycle.

Dr. Gunnar Mair is an Assistant Professor at Iowa...


Sep 25, 2018

Bacteria talk to each other using molecules that allow them to coordinate group behaviors, which has been termed “quorum sensing”. 

A number of bacteria utilize quorum sensing to form gangs that coordinate beneficial behaviors such as symbiotic light production, as well as detrimental behaviors such as attacking...


Sep 10, 2018

The magnificent coral reefs of the world are dying! These fantastic underwater living structures that support entire ecosystems are undergoing massive die-offs that have decimated coral reefs all over the globe.

Tropical coral reefs rely on a symbiosis between the coral polyp and a photosynthetic algae, and when this...