Table 4. Mean standard deviation (s.d.) of reference genes using the comparative ΔC_q method.

Colonic HT-29 cells		Vaginal VK2/E6E7 cells
Gene	Mean s.d.	Gene	Mean s.d.
PGK1	0.705	RPLP0	0.643
DICER1	0.736	TMEM222	0.698
PPIA	0.758	PPIA	0.721
GAPDH	0.808	POL2R2A	0.733
POLR2A	0.820	PGK	0.738
RPLP0	0.869	ACTB	0.758
MVK	0.885	GAPDH	0.777
DROSHA	0.916	DEFB1	0.859
TMEM222	1.117	DICER1	0.866
ACTB	1.259	MVK	0.886
DEFB1	1.439	DROSHA	0.997