tim lashing out from kiel university and his colleague peter dinah's have another hunch that this might be similar for people could excessive food intake flow the bacterial colonies and got out of balance. over the past 50 years food availability has grown enormously in industrialised countries at the same time there's been a dramatic increase in gastrointestinal diseases such as crohn's disease. why it's better. to better understand the relationship between practice area and their host the researchers have started a feeding experiment with a freshwater polyps in their lap. one group of bacteria is that a more protein rich diet for humans this would be the equivalent of eating a lot of dairy products and other animal proteins. the other group receives a rich and complex mixture of carbohydrates fats and proteins similar to an unhealthy diet with lots of meat and sugar. how did the polyps bacterial colonies in the 2nd group change due to their excessive diet. less. it was amazing how quickly the entire system reacted within 24 hours we observed a drastic change in the composition of the