Fig. 2. Membrane vesicles of Gram-negative bacteria. (A) Transmission electron micrograph of Escherichia coli (b) labeled with anti-lipopolysaccharide antibody and Protein A Gold. Subsets depict membrane vesicles. Bar=150 nm. (B) Scanning electron micrograph of Xylella fastidiosa having membrane vesicles (arrows). Bar=200 nm. A: from ; B: from with permission from the publisher.

Applied Microscopy 2018;48:96-101

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