Gamma-aminobutyric acid promotes human hepatocellular carcinoma growth through overexpressed gamma-aminobutyric acid A receptor α3 subunit

Table 2 GABAA receptor subunits mRNA expression in HepG2, Chang, L-02 and 8 sets of human HCC and adjacent nontumor tissues

Set	GABAA receptor subunits
	α1	α2	α3	α4	α5	α6	β1	β2	β3	γ1	γ2	γ3	Δ	ε	θ	π
Cell line
HepG2			+++						+				+	++	++
Chang			+++										+	++	+
L-02														++
Tumor
1			+++						+				+	++
2			++						+		+			+		+
3	+		+++										+	++		++
4									+				+	++
5			++			+			++							+
6			++						+		+		+	+
7													+	++		+
8			+						+				+	++
Non-tumor
1									+					++		+
2									++					++		+
3									+					++
4									+					+		+
5									+					++
6									++					++		++
7									+					+
8									++					+