LABORATORY SERIES. No.06. The Scatalog by Alexandra Daisy Ginsberg & James King, with the University of Cambridge iGEM Team, 2009. Imagine that in 2039, you can go to the supermarket and buy a simple probiotic yoghurt for cheap, personalized disease monitoring. The yoghurt drink contains E. chromi bacteria, which establish a colony in your gut. They monitor for chemicals signals that indicate the presence of a wide range of diseases. When they detect a disease, they start start generating the corresponding color pigment, producing an easily visible output, to prompt you to see your doctor. Photo Courtesy of Åsa Johannesson.