A graphical user interface is generated at a mobile communication terminal having a first touch screen of a first size, the graphical user interface including one or more touch screen input options. The camera lens is controlled to capture images at predetermined time intervals. These aminoacid based inhibitors exhibit unusually superior performance and system acceptability compared to leading state-of-the-art inhibitors. The material may include living cells, such as for example skeletal myocytes, andor may include a non-living matter such as biopolymers such as a fibrin glue agent, or collagen agents.