Effects of sse, spyCEP, and scpA deletions of MGAS2221 on skin lesion size (A) and neutrophil recruitment (B). The data were obtained at 24 h after the subcutaneous infection of mice with 1.5 × 108 CFU MGAS2221, 1.4 × 108 CFU MGAS2221ΔspyCEP, 1.4 × 108 CFU MGAS2221ΔscpA, or 1.6 × 108 MGAS2221Δsse.