TABLE 1

KET and HNK potency on NMDA receptor isoforms

Data are means and 95% confidence intervals.

N1/N2AN1/N2B
IC50 (µM)Number of cellsIC50 (µM)Number of cells
HNKpH 6.846 (95% CI 31–68)339 (95% CI 32–47)3
pH 7.246 (95% CI 38–56)569 (95% CI 26–184)6
KETpH 6.80.8 (95% CI 0.6–0.9)3
pH 7.20.5 (95% CI 0.3–0.7)3
pH 7.62.2 (95% CI 1.6–2.9)3