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Enrichment of pools with enhanced invasion into CT-26 cells. Glycerol stocks from the L. lactis banks (both pre and post enrichment passages-including controls: InlAWT and InlAm* expressing L. lactis) were incoulated into GM17 media. Nisin induced cultures were invaded into CT-26 monolayers. Invasion was expressed relative to L. lactis InlAWT (set as 100 percent). The graph is of the data from one experiment.
