Table 2.

Primers used for the detection of miR-21.

Gene	Primer sequence
miR-21	Forward: 5′-CGGTAGCTTATCAGACTG-3′Reverse: 5′-GAGCAGGCTGGAGAA-3′
PTEN	Forward: 5′-TTGAAGACCATAACCCACCA-3′Reverse: 5′-CACATAGCGCCTCTGACTGG-3′
U6	Forward: 5′-CTCGACGCTTCGGCAGCACATA-3′Reverse: 5′-CGCTTCACGAATTCGTTGCGT-3′