Table 2.

Summary of NFI-C isoform expression profiles in dental and nondental tissues

Isoforms	Nondental tissues						Dental tissues
	brain	kidney	heart	liver	spleen	Hela	PDL	EOE	DF	DP
NFI-C1	+	+	+	+	+	+	+	+	+	+
NFI-C2	+++	+++	+++	+++	+++	+++	+++	+++	+++	+++
NFI-C3	–	–	–	–	–	–	–	–	–	–
NFI-C4	++	++	++	++	++	++	++	++	++	++

EOE = Enamel organ epithelium; DP = dental pulp; – = no expression; +, ++, +++ = relative expression levels low to high.