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Summary of properties of the S. pyogenes strains studied
| Strain | Genotype | In trans | Phenotype | Result of binding to:
|
Survival in blood | ||
|---|---|---|---|---|---|---|---|
| Fibrinogen | IgG3 | Factor H-FHL-1 | |||||
| AP1 | Wild type | M+ H+ | + | + | + | + | |
| MC25 | emm1::Km | M− H+ | − | + | + | + | |
| BM27.6 | sph::Erm | M+ H− | + | − | + | + | |
| BM22.1 | Tn916::xyz sph::Erm | M− H− | − | − | + | − | |
| BM22.1/pBH | Tn916::xyz sph::Erm | psph | M− H+ | − | + | + | + |
