Fig. 15: Streptococcus pyogenes Resisting Opsonization with Mac Proteins

Mac proteins produced by Streptococcus pyogenes bind to IgG receptors and C3b receptors on phagocytes. This blocks opsonization by preventing C3b and the Fc [ortion of IgG from attaching to their corresponding receptors.

Illustration of Streptococcus pyogenes Resisting Opsonization with Mac Proteins .jpg by Gary E. Kaiser, Ph.D.
Professor of Microbiology, The Community College of Baltimore County, Catonsville Campus
This work is licensed under a Creative Commons Attribution 4.0 International License.
Based on a work at https://cwoer.ccbcmd.edu/science/microbiology/index_gos.html.

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Last updated: August, 2019
Please send comments and inquiries to Dr. Gary Kaiser