Table 2.

Correlations of variables associated with cells cultured with human sera, between them, and with respect to human sera’s growth factors and molecules.

	<12 μm	12–20 μm	>20 μm	Duplication Time	ICC K14	ICC K12	ICC ΔNp63α	PCR ABCG2	PCR ΔNp63α	PCR N-cadherin	PCR K14	PCR K12	PCR Ki67	EGF	HGF	FGFb	KGF	PDGF-AB	TGF-β	VEGF	Fibronectin	IFN-γ	TNF-α	NGF	IGF-1	GDNF	SP
<12 μm
12–20 μm			92% ***										66% *
>20 μm		92% ***
Duplication Time												−80% **						−75% *								75% *
ICC K14									63% *					63% *	63% *		63% *			−58% *					58% *
ICC K12									−66% *
ICC ΔNp63α											−74% **
PCR ABCG2											60% *
PCR ΔNp63α					63% *	−66% *
PCR N-cadherin
PCR K14							−74% **	60% *				62% *
PCR K12				−80% **							62% *					−65% *		73% **					65% *			−73% **	−65% *
PCR Ki67		66% *																	−67% *

* Statistically significant correlations (* p < 0.05; ** p < 0.01; *** p < 0.001). ICC: Immunocytochemistry; PCR: polymerase chain reaction.