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. 2019 Feb 12;19:142. doi: 10.1186/s12879-019-3780-2

Fig. 3.

Fig. 3

Analysis of IgG antibody levels against rE7 (E&F), rHsp27 (G&H), rHsp20 (I&J), and rHp91 (K&M) coating antigens as compared to HPV-16 and 18 L1 antigens in HPV-exposed women using ELISA. The horizontal line represents the mean value of optical density in respect to each antigen