Table 2. List of primers used in this study.

Gene	Sequence (5’-3’)
STM chiA KO FP	TTATGGACCCCGCAGAACGAGCTGCGACAATTTTGAAACGTAAAAGGAAATTTGAAAGTGTAGGCTGGAGCTGCTTC
STM chiA KO RP	GGTAAACCAGGGCTTGAATCATGAAGCCCAATACATCGGCTTAATACCGTGTACATATGAATATCCTCCTTAG
STM chiA conf FP	GCTGCGACAATTTTGAAAC
STM chiA conf RP	GAAGCCCAATACATCGG
STY chiA KO FP	GGACCCCGCAGAACGAGCTGCGACAATTTTGAAACGTAAAAGGAAATTTGAAAGTGTAGGCTGGAGCTGCTTC
STY chiA KO RP	CCCCGGTAAACCGGGGCTTGAATCATGAAGCCCAATACATCGGCTTAATACCGTGTACATATGAATATCCTCCTTAG
STY chiA conf FP	CTGCGACAATTTTGAAACG
STY chiA conf RP	CCAATACATCGGCTTAATACC
STY chiA:pQE60-chiA FP	TACGCCATGGATGGCTACAAGCAAACTGATTCAAG
STY chiA:pQE60-chiA RP	AGTCGGATCCTTAGTAAGCGCCAAGATCGG
STM/STY chiA RT FP	CGGAAGAGGAAGAAGAGATT
STM/STY chiA RT RP	CATAGACCACCATTTCACCT
invF FP	AGATCGTAAACGCTGCGAGT
invF RP	CTGCTGCACAAACGACGAAA
hilA FP	GCCGGTGACCATTACGAAGA
hilA RP	AAGAGAGAAGCGGGTTGGTG
ssaV FP	TATTGATAGGCGCGGACGCTA
ssaV RP	CGCCTTATGGGCCATGTCTTT
phoP FP	GATCTCTCACGCCGGGAATT
phoP RP	TGACATCGTGCGGATACTGG
sodA FP	CCTGCCGGTTGAAGAACTGA
sodA RP	GGTTGCTGCTGCTTTTTCGA
STM 16s rRNA FP	GTGAGGTAACGGCTCACCAA
STM 16s rRNA RP	TAACCGCAACACCTTCCTCC
C. elegans act2 FP	ATCGTCCTCGACTCTGGAGAT
C. elegans act2 RP	TCACGTCCAGCCAAGTCAAG
C. elegans pmk1 FP	CCAAAAATGACTCGCCGTGA
C. elegans pmk1 RP	CTTTTGCAGTTGGACGACGA
C. elegans mek1 FP	AGCAGCCAATTCCAGAGAGA
C. elegans mek1 RP	CGATCAGTCTGCCAGCAATA
C. elegans clec85 FP	CCAATGGGATGACGGAACCA
C. elegans clec85 RP	CTTCTGTCCAGCCAACGTCT
C. elegans lys7 FP	GTACAGCGGTGGAGTCACTG
C. elegans lys7 RP	GCCTTGAGCACATTTCCAGC
C. elegans ilys2 FP	TGTTGGATCGCTTTCTTGTG
C. elegans ilys2 RP	CATTATGGTTCGGGCCATC
C. elegans spp1 FP	TGGACTATGCTGTTGCCGTT
C. elegans spp1 RP	ACGCCTTGTCTGGAGAATCC
C. elegans abf2 FP	CCGTTCCCTTTTCCTTGCAC
C. elegans abf2 RP	GACGACCGCTTCGTTTCTTG