Attenuated Salmonella typhimurium SV4089 as a Potential Carrier of Oral DNA Vaccine in Chickens

Figure 3

Extracted circular plasmids from transfected Salmonella: M = 1 kb marker (Fermentas, Germany); 1 = pcDNA3.1/HA; 2 = pcDNA3.1/NA; 3 = pcDNA3.1/NP; 4 = pcDNA3.1.