Bacterial numbers (cfu) within nasopharynx or lungs at various times following intranasal challenge of mice (1×10<sup>8</sup> cells) with <i>S. pyogenes</i> MGAS10270 (•) or MGAS10270 <i>aspA</i> (Δ) (UB2115).
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Abstract
<p>Data are means ± SEM of 3 experiments.</p