Table 2.

Oligo Sequences for Real-time PCR

No.	Sequence
hsa-miR-661	Forward: 5′-ACACTCCAGCTGGGTGCCTGGGTCTCTGGCCT-3′ Reverse: 5′- CTCAACTGGTGTCGTGGA-3′
U6	Forward: 5′- CTCGCTTCGGGCAGCACA-3′ Reverse: 5′- AACGCTTCACGAATTTGCGT-3′
RB1	Forward: 5′- GAACATCGAATCATGGAATCCCT-3′ Reverse: 5′- AGAGGACAAGCAGATTCAAGGTGAT-3′
E2F1	Forward: 5′- AGATGGTTATGGTGATCAAAGCC-3′ Reverse: 5′- ATCTGAAAGTTCTCCGAAGAGTCC-3′