Figure 1From: Photonic plasmid stability of transformed Salmonella Typhimurium: A comparison of three unique plasmidsPercentage of bacteria emitting photons. Percentage of photon-emitting Salmonella typhimurium and lux-plasmid (pAK1-lux, pXEN-1, or pCGLS-1) following imaging in the presence of ampicillin and without ampicillin selection for 10 consecutive days in vitro (P < 0.05).Back to article page