Table 1.

Status of C. elegans placed on E. coli OP50 seeded medium during the short time exposure assay

Time (h)	S. Typhi	S. Typhi Ty21a
1	C. elegans were active and able to produce next generation	C. elegans were active and able to produce next generation
3	C. elegans were active and able to produce next generation	C. elegans were active and able to produce next generation
5	C. elegans were active for 72 h without producing progeny and died after 144 h	C. elegans were active and able to produce next generation
14	C. elegans were active for 72 h without producing progeny and died after 98 h	C. elegans were active and able to produce next generation