Opsonophagocytosis-inhibiting mac protein of group a streptococcus: identification and characteristics of two genetic complexes.


Recently, it was reported that a streptococcal Mac protein (designated Mac(5005)) made by serotype M1 group A Streptococcus (GAS) is a homologue of human CD11b that inhibits opsonophagocytosis and killing of GAS by human polymorphonuclear leukocytes (PMNs) (B. Lei, F. R. DeLeo, N. P. Hoe, M. R. Graham, S. M. Mackie, R. L. Cole, M. Liu, H. R. Hill, D. E. Low… (More)


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