Figure 1: Representative results of ultra-rapid RT-PCR by LightCycler in a patient with SM tumor of well-differentiated adenocarcinoma with lymph node metastasis and lymphatic invasion. Curve 1, WiDr colon cancer cells as a positive control; curve 2, i.p. lavage sample at laparotomy; curve 3, i.p. lavage sample immediately after lymph node dissection; curve 4, no template as a negative control.