RETRACTED: Ligustrazine Inhibits Lung Phosphodiesterase Activity in a Rat Model of Allergic Asthma

Table 1

Primer and probe sequences used in this study.

Gene	Primer and probe sequences (5-3)	Length of PCR product (bp)
β-Actin	Forward: ACCAGTTCGCCATGGATGAC; Reverse: TGCCGGAGCCGTTGTC	57
	Probe: ATATCGCTGCGCTCGT
PDE	Forward: TCGGCCAAACCTACCTTACCT; Reverse: GAAGAAGTCAACCAGAGGCATGA	71
	Probe: CAGCCCAGAGCTAAG
PDE4	Forward: AGAACGGGAGCGTGGAATG; Reverse: TGAAGCCCACCTGAGACTTCTC	80
	Probe: ATCAGCCCCATGTGCGA