Table 2

Agonists EC50 values for DmGluA, mGlu1, and the chimeric mGlu1a/D-4 receptors

AgonistEC50
DmGluAmGlu1mGlu1a/D-4
μm
Glutamate1.25  ± 0.070.9  ± 0.45.9  ± 3.0
l-Quisqualate37  ± 70.03  ± 0.010.14  ± 0.03
Ibotenate38  ± 291.9  ± 0.67.0  ± 1.9
1S, 3S-ACPD29  ± 887  ± 49236  ± 124
1S, 3R-ACPD67  ± 14.7  ± 1.412.3  ± 2.3
L-CCG-I5.8  ± 51.87  ± 0.065.7  ± 0.6
DHPG>10002-a 5.7  ± 2.57.5  ± 0.1

EC50 are determined as described in the text and are the mean ± standard error of at least two independent experiments performed in triplicate.

    • 2-a The molecule at 1 mm induced a response <50% of the maximal effect of glutamate.