The Structure and Function of Serum Opacity Factor: A Unique Streptococcal Virulence Determinant That Targets High-Density Lipoproteins

Figure 6

Electron micrographs of HDL treated with SOF. Indicated concentrations of rSOF were incubated with human HDL overnight at 37∘C, stained with 2% phosphotungstic acid, and electron micrographs taken at the indicated magnification.

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