Screening differentially expressed genes in mouse hepatocarcinoma ascites cell line with high potential of lymphatic metastasis

Figure 5 Results of secondary PCR amplification. Lanes 1-3: Product of primary PCR amplification; lane 4: secondary PCR amplification product of PCR control cDNA; lane 5: secondary PCR amplification product of unsubtracted cDNA; lane 6: secondary PCR amplification product of subtracted cDNA, M: DNA Marker DL2000.