Research Article

Inhibitory Effects of the Attenuated Salmonella typhimurium Containing the IL-2 Gene on Hepatic Tumors in Mice

Figure 1

Screening of positive clone of TPG strain (attenuated S. typhimurium containing pcDNA4-GFP plasmid). The green fluorescence of the positive clone was observed under a fluorescence microscope (×1000).
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