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. 2012 Dec 13;7(12):e50529. doi: 10.1371/journal.pone.0050529

Figure 4. Intranasal immunisation with Tetanus toxoid.

Figure 4

Endpoint titres for IgG (A, C) and IgA (B, D) in sera (upper panels) and vaginal washes (lower panels) from animals immunised three times with Tetanus toxoid intranasally. Asterisks indicate significant differences between the different adjuvant/antigen groups and the PBS control group.