| GPCRs | G-protein coupled receptors |
| Ih | h-current |
| INaP | sodium persistent current |
| IM | M-current |
| IRIL | riluzole-activated current |
| ITEA | TEA-inhibited current |
| ITREK | potassium current through TREK channels |
| IXE991 | XE991-inhibited current |
| K2P | two pore domain potassium channels |
| SCG | superior cervical ganglion |
| Oxo-M | oxotremorine-M |
| RMP | resting membrane potential |
| SFA | spike frequency adaptation |
| TALK | TWIK-related alkaline pH-activated K+ channel |
| TASK | TWIK-related acid-sensitive K+ channel |
| TEA | tetraethylammonium |
| THIK | Tandem pore-domain Halothane Inhibited K+ channel |
| TRAAK | TWIK-related arachidonic acid-stimulated K+ channel |
| TREK | TWIK-related K+ channel |
| TRESK | TWIK-related spinal cord K+ channel |
| TTX | tetrodotoxin |
| TWIK | Tandem of pore-domains in a Weakly Inward rectifying K+ channel |