TABLE 3.

LPS O-antigen serotypes and TTS toxin phenotypes in the clinical isolates of P. aeruginosa

O-antigen type (no. of isolates)No. (%) of isolates with phenotype:
ExoS+ExoT+ExoU+ExoSTU
O1 (13)7 (53.8)4 (30.8)0 (0.0)a6 (46.2)
O2 (2)1 (50.0)0 (0.0)0 (0.0)1 (50.0)
O3 (4)2 (50.0)2 (50.0)0 (0.0)2 (50.0)
O4 (8)2 (25.0)4 (50.0)3 (37.5)3 (37.5)
O5 (3)0 (0.0)0 (0.0)1 (33.3)2 (66.7)
O6 (14)6 (42.0)6 (42.9)2 (14.3)6 (42.9)
O7 (1)1 (100.0)1 (100.0)0 (0.0)0 (0.0)
O8 (1)0 (0.0)1 (100.0)1 (100.0)1 (100.0)
O9 (4)1 (25.0)2 (50.0)1 (25.0)2 (50.0)
O10 (3)0 (0.0)2 (66.7)2 (66.7)1 (33.3)
O11 (9)1 (11.1)5 (55.6)7 (77.8)a1 (11.1)a
O12-O17 (0)b
O (37)9 (24.3)8 (21.6)a4 (10.8)a24 (64.9)a
Total30 (30.3)35 (35.4)21 (21.2)49 (49.5)
  • a Association analyzed by Fisher's exact test in Table 4.

  • b —, not found.