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. 2020 May 21;8(2):240. doi: 10.3390/vaccines8020240

Figure 4.

Figure 4

IL-17 expression in lung tissues. One week after the final immunization, lung sections from mice (N = 3 per group) intranasally immunized with (A) PBS alone, (B) PELC/CpG alone, (C) rH7 alone, (D) rH7 + PELC/CpG, (E) rH7 + poly (I:C), or (F) rH7 + FliC were collected and stained with anti-IL-17A antibodies for the observation of IL-17 secretion under an Olympus DP70 microscope (×400 magnification).