Additional Table 1.

Primer sequences for quantitative real-time polymerase chain reaction

Gene	Primer sequence
MEG3	Forward: 5´-AGC GCTTCT GAAGAC CAAAC-3´
	Reverse: 5´-GAACACAAAAAAGACACC CAG CA-3´
miR-181c-5p	Forward: 5´-AACATT CAACCT GTC GGT GAG T-3´
	Reverse: 5´-CATGTCAGC CAG TGT TGAATG TC-3´
U6	Forward: 5´-CTC GCTTCG GCAGCACA-3´
	Reverse: 5´-AAC GCTTCACGAATTTGC GT-3´
GAPDH	Forward:5´-GAC CTGACC TGC CGT CTA-3´
	Reverse: 5´-AGGAGT GGG TGT CGC TGT-3´

GAPDH: Glyceraldehyde 3-phosphate dehydrogenase; MEG3: maternally expressed gene 3.