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Liposomes carrying a chimeric S-layer formed by the fusion protein (S1)3S1B1 (A) were capable of binding biotinylated ferritin (B). Preparations were negatively stained with uranyl acetate for TEM. (Bars = 100 nm.) (C) The cartoon shows the orientation of (S1)3S1B1 on liposomes with the streptavidin-carrying inner face of the S-layer exposed.
