Table 2:
Commonly used pharmacological agents for isolating AMPA and NMDA receptor mediated responses and application routes.
| Pharmacological Agent |
Receptor Action | Concentration Used (μM) |
Common Application Methods |
|---|---|---|---|
| APV/AP-5 (DL-2-amino- 5-phosphonopentanoic acid) |
NMDA receptor antagonist |
30–50 | bath & puff applied |
| DNQX (6,7- dinitroquinoxaline-2,3 -dione) |
AMPA receptor antagonist |
10–20 | bath & puff applied |
| CNQX (6-cyano-7- nitroquinoxaline-2,3-dione) |
AMPA receptor antagonist |
10–40 | bath & puff applied |
| NMDA (N-methyl-D- aspartate) |
NMDA receptor agonist |
5–100 | bath & puff applied |
| Spermine | AMPA receptor (Ca2+
permeable only) antagonist |
25 | Intracellular solution through recording micropipette |
| Other polyamines | AMPA receptor (Ca2+
permeable only) antagonists |
Varies, depending on the polyamine used |
Intracellular solution through recording micropipette |