Fig. 1From: In vivo imaging of Lactococcus lactis, Lactobacillus plantarum and Escherichia coli expressing infrared fluorescent protein in miceFluorescence intensity of L. lactis (a) or Lb. plantarum (b) expressing IRFP713 in comparison to various controls. IRFP denotes pNZ-IRFP713 (a) or pNZRK-IRFP713 plasmid (b). Biliverdin (BV) or nisin (NIS) were added where noted (+). 8148 pNZ8148 empty vehicle control (without irfp713 gene), GM17 M17 medium supplemented with glucose, MRS De Man, Rogosa and Sharpe mediumBack to article page