A cooking vessel used with microwave ovens, which produces steam through a microwave heating method and cooks food using the steam. The source also comprises a polarization control device comprising N programmable polarization controllers under closed-loop feedback control, one per channel, each controller being disposed between the associated phase-shifter element and channel. In addition, as a first anti-RCAS1, a monoclonal antibody derived from the SiSo cell line is used. A selection data storing unit stores selection data for each of the plurality of pieces of image data read by a reading unit.