Fig. 1From: Broadly protective immunity against divergent influenza viruses by oral co-administration of Lactococcus lactis expressing nucleoprotein adjuvanted with cholera toxin B subunit in miceExpression of NP protein on L. lactis. a Schematic diagram of recombinant pNZ8008-NP. b Western blot analysis. Lane 1 L. lactis/pNZ8008; Lane 2 L. lactis/pNZ8008-NP. c Immunofluorescence microscopy assay. L. lactis/pNZ8008 (left) and L. lactis/pNZ8008-NP (right) (magnification: ×1,000). d Flow cytometric analysis. 10,000 events were recorded.Back to article page