Table 1. Primer sequences for RT-PCR and QRT-PCR used in this study.

Species	Primer name	Type	Sequence 5′-3′
duck	dkinosf1	RT-PCR FWD	ATGCTGTGCCCATGGCAGTTTGC
duck	dkinosr2	RT-PCR REV	TTAATTTGTGCTTGGACTGATGGG
chicken	chinosf3	RT-PCR FWD	ATGCTGTGCCCATGGCAGTTTGC
chicken	chinosr4	RT-PCR REV	GCCCGGACCAATGGGTTGCAAATC
duck/chicken	chdkinos	QRT-PCR FWD	CCACCAGGAGATGTTGAATATGTC
duck/chicken	chdkinos	QRT-PCR REP	TCCACCTGGTAGTAAAAG
duck/chicken	chdkinos	QRT-PCR REV	CCAGATGTGTGTTTTCCATGCA