Figure 4

Gel electrophoresis by PCR. (A) Amplification results by ExIFNω primers. Note: 1, 2: positive. (B) Amplification results by pGEX-6P-1 primers. Note: 1, 3–4, 6–11: positive transformants; 2, 5: negative transformants. (C) Double enzyme digestion results of pIFNω.