these researchers think it can i talk farsi and optimate haasan from the austrian university of droughts are observing the behavior of mice fed on a poor diet they're giving their test mice either healthy grains in dried grass or the special feed that accounts for 60 percent of its calories similar to fast food after 8 weeks the scientists examine the behavior of the mice i top that's one of the green mice into a cage it hasn't been in before it eagerly explores its new environment. then comes the fast food mouse who's put on quite a lot of weight it has little desire to move which is a sign of depression the fast food mice are also not very sociable unlike the grain fed subjects they prefer to be alone away from their fellow mice. an examination of their feces reveals drastic changes in the gut bacteria of the fast food mice could this be the reason for their behavior. to suppress same steinle microbial we will use antibiotics and this is study we are planning to do if the depression like behavior disappears in the mice receiving antibiotics this means that exists. in the micro biome is