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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