The present invention is directed to a method of decreasing the rate of proliferation of medullary thyroid carcinoma cells which comprises contacting medullary thyroid carcinoma cells with one or more SSTR2 agonist. The friction member wipes off contaminants adhering to a rear surface of the running belt, thereby constantly keeping the rear surface clean, and therefore, no toner scatters to the sensor. Multiple tails may be equipped with different lure skirts, for different fish andor different conditions, and rapidly changed out in the course of fishing. , the frequency difference between the modes, is in the radio frequency or microwave frequency ranges. A user interface screen is created and displayed using the detected movement information.