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Table 2 Type III secretion systems in animal-associated gram-negative bacteria

From: The molecular mechanism of acute lung injury caused by Pseudomonas aeruginosa: from bacterial pathogenesis to host response

Bacteria

Effect on host

Secreted proteins

Secretion apparatus

Pseudomonas aeruginosa

Cytotoxic, antiphagocytic

Exo, Pop

Psc

Bordetella spp.

Cytotoxic

Bop

Bsc

Burkholderia pseudomallei

Facilitates invasion, etc.

Bop

Bsa

Chlamydia spp.

Prevents microtubule assembly, etc.

Cop

Cds

Pathogenic E. coli

A/E lesion formation

Esp, Tir

Sep

Salmonella spp.

Bacterial entry, apoptosis

Sip, Sop

Inv, Prg, Spa, Sip

Shigella spp.

Bacterial entry, apoptosis

Ipa, VirA

Spa, Mxi

Yersinia spp.

Cytotoxic, antiphagocytic

Yop, Lcr

Ysc