The present invention provides new methods for detecting, diagnosing, monitoring, staging, prognosticating, imaging and treating colon cancer. The printer component includes a desktop component installed on a network computer to which a non-network printer is attached. In one embodiment of the invention, a dual port RAM is provided with a decoder, an input multiplexer and an output multiplexer for each data port. A UV light-absorbing mark is provided on the inner or outer surface of the irradiation window, and the tin surface of float glass can be visually identified according to whether the mark can be observed. In other embodiments, for example, the polymeric region contains an alkene polymer species. The groove is provided on the second major surface of the transparent substrate and extends from a first side face to a second side face opposing the first side face of the transparent substrate.