Table 1. Primers used in this study.

barA knockout with chloramphenicol cassette
OSM 41	5′-CATCGTCGCCATTCCGATATTGTTCGCGCGATTTCG CATATGAATATCCTCCTTAGT-3′
OSM 42	5′-CGACATTATCCATCTCGTCCAACAGTTCCAGCAGCTGTGTAGGCTGGAGCTGCTTC-3′
csrA knockout with chloramphenicol cassette
OSM 39	5′-GAGACCCGACTCTTTTAATCTTTCAAGGAGCAAAGA GTGTAGGCTGGAGCTGCTTC-3′
OSM 40	5′-GAGAAATTTTGAGGGTGCGTCTCACCGATAAAGATGAGACGCGGAAAGACATATGAATATCCTCCTTAGT-3′
TNFα amplification primers
Forward	5′-AGGCAGTCAGATCATCTTCTCG-3′
Reverse	5′-CCTTGAAGAGGACCTGGGAGTA-3′
IL6 amplification primers
Forward	5′-TTCGGTCCAGTTGCCTTCTC-3′
Reverse	5′-GTTTTCTGCCAGTGCCTCTTT-3′
IL8 amplification primers
Forward	5′-CTCTTGGCAGCCTTCCTGA-3′
Reverse	5′-CCTCTGCACCCAGTTTTCCT-3′
GAPDH amplification primers
Forward	5′-TGGTCTCCTCTGACTTCAACAG-3′
Reverse	5′-AGGAGGGGAGATTCAGTGTG-3′