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. Author manuscript; available in PMC: 2011 Sep 1.
Published in final edited form as: Gastroenterology. 2010 Jun 2;139(3):965–974. doi: 10.1053/j.gastro.2010.05.077

Figure 4.

Figure 4

Comparison of Elispot responses. A) Rechallenged and vaccinated at challenge. B) Rechallenged and vaccinated 2-4 weeks post challenge. C) Vaccinated animals at challenge. D) Vaccinated animals 4 weeks post challenge. Data is shown as IFN-γ spot forming units (SFU) per 106 peripheral blood mononuclear cells (PBMCs). (A) and (B): Open squares: rechallenged; closed triangles: vaccinated. (C) and (D): Open diamonds: persistent infections; closed diamonds: cleared infections. Horizontal lines represent median values. P<0.05 indicates a difference between groups (Mann-Whitney U Test).