RETRACTED: The Proliferation Enhancing Effects of Salidroside on Schwann Cells In Vitro

Table 1

Genes and oligonucleotide primers used in PCR analysis.

Gene	Primer sequence (5′ to 3′)	Length (bp)	Amplicon size (bp)
GDNF	F: CGGACGGGACTCTAAGATGA	20	109
	R: CGCTTCGAGAAGCCTCTTAC	20
BDNF	F: GTGGTTACCTGACTGGGCTC	20	195
	R: ACAGGGGATTCAGTGGGACT	20
CDNF	F: CGAGGGCTGACTGTGAAGTA	20	182
	R: GGTGGCCGAGTCTTTGGTAG	20
β-actin	F: CCCATCTATGAGGGTTACGC	20	150
	R: TTTAATGTCACGCACGATTTC	21

PCR: polymerase chain reaction; GDNF: glial cell-derived neurotrophic factor. BDNF: brain-derived neurotrophic factor; CDNF: cerebral dopamine neurotrophic factor; F: forward primer; R: reverse primer.