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Table 1 Observed adherence properties of naturally-occurring S. pneumoniae clinical isolates

From: Differential activation of inflammatory pathways in A549 type II pneumocytes by Streptococcus pneumoniae strains with different adherence properties

Binding category

% of total clinical isolates observed (n = 298)

Average S. pneumoniaebound per 100 A549 cells ± standard deviationa

low

66% (n = 194)

0.82 ± 0.52

low-moderate

19% (n = 56)

5.2 ± 1.8

moderate

14% (n = 42)

30.7 ± 11.2

high

2% (n = 6)

2360 ± 770

  1. a MOI = 50 bacteria/cell