Table 1. Primers and probe sets used for quantitative PCR.

Gene	Sequence 5’ → 3’	Reference
Bft		[16]
forward primer	GGATAAGCGTACTAAAATACAGCTGGAT
reverse primer	CTGCGAACTCATCTCCCAGTATAAA
probe	CAGACGGACATTCTC
PGT		[17]
forward primer	ATCCCCAAAGCACCTGGTTT
reverse primer	AGAGGCCAAGATAGTCCTGGTAA
Probe	CCATCCATGTCCTCATCTC

Bft, Bacteroides fragilis toxin; PGT, prostaglandin transporter