Table 1. The primer sequences used for detecting drug resistant gene.

		primer
Lin28	forward	5’-AGCGCAGATCAAAAGGAGACA-3’
	reverse	5’-CCTCTCGAAAGTAGGTTGGCT-3’
GAPDH	forward	5’-CTTAGCACCCCTGGCCAAG-3’
	reverse	5’-GATGTTCTGGAGAGCCCCG-3’
Bcl-2	forward	5’-AGTGGGATGCGGGAGATGTG-3’
	reverse	5’-GGGATGCGGCTGGATGGG-3’
CDK6	forward	5’-GAGGTGGCGGTGCTGAGG-3’
	reverse	5’-GTTAGTTTGGTTTCTCTGTCTGTTCG-3’
NF-kB	forward	5’-AACAGCAGATGGCCCATACCT-3’
	reverse	5’-ACGCTGAGGTCCATCTCCTTG-3’
P-gp	forward	5’-GGTCACGCACAGCATG-3’
	reverse	5’-GTACACGGAAAGCTTGAC-3’
TOPOII	forward	5’-GCTGTGGATGACAACCTCCT-3’
	reverse	5’-GCTGTGGATGACAACCTCCT-3’
CyclinD1	forward	5’-CCCTCGGTGTCCTACTTCAA-3’
	reverse	5’-TGGCATTTTGGAGAGGAAGT-3’
C-myc	forward	5’-GCCTCAGAGTGCATCGAC-3’
	reverse	5’-TCCACAGAAACAACATCG-3’