TABLE 1.

Sequences of PCR primers used in this study

Target gene	Primer	Sequence	References
Canine	Forward	TCC GTC TTA ATA GGA GTG AAA GAT G	Song et al. (2018)
TSG−6	Reverse	AGA TTT AAA AAT TCG CTT TGG ATC T
Canine	Forward	GCC TTA CCC AGT TTG TGG AA	Rai et al. (2008)
COX−2	Reverse	AGC CTA AAG CGT TTG CGA TA
Canine	Forward	CTA TGC CAA AGC CAA AGT ATC	Zandvliet et al. (2015)
P‐gp	Reverse	GAG GGC TGT AGC TGT CAA TC
Canine MRP1	Forward	CGT GAC CGT CGA CAA GAA CA	Zandvliet et al., 2014)
	Reverse	CAC GAT GCT GAT GCT GAC CA
Canine	Forward	TTA ACT CTG GCA AAG TGG ATA TTG T	Ju‐Hyun et al., 2020)
GAPDH	Reverse	GAA TCA TAC TGG AAC ATG TAC ACC A