Dr. Mary Farone, seated in the foreground, Dr. Sharon Berk and MTSU doctoral candidate Brock Arivett view a graphic image, in this July 2016 file photo, of the amoebae that are part of their nearly 20-year study with Tennessee Tech researchers finding bacteria in a hot tub and cooling towers in Cookeville, Tennessee. The two bacteria species, which were named for Berk, are capable of infecting cell nuclei. (MTSU file photo by J. Intintoli)
![](https://mtsunews.com/wp-content/uploads/2014/04/OTR-Farone-bacteria-research-promo.jpg)
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