Table 1. GABA release following Glu application is probably mediated by GAT-2/3. Pharmacological profile of GABA transport in rat cerebrocortical NPMV in the presence of 100 µM NNC-711.

	IC50 (µM)
	GAT-1a	BGT a	GAT-2 a	GAT-3 a	Rat cerebrocortical NPMVb
β-alanine	2920	1100	66	110	26±4
Taurine	>1000	>1000	1270	2860	400±7
Nipecotic acid	24	2350	113	159	28±0.5
Hypotaurine	1010	536	52	73	20±0.4
SKF89976A	0.64	7210	550	4390	372±9
Betaine	>1000	173	>1000	>1000	>1000

^aBorden,L.A. GABA transporter heterogeneity: pharmacology and cellular localization (1996) Neurochem Int. 4: 335–356.

^bpresent study.