| APD | action potential duration |
| IPoC | ischemic postconditioning |
| PKC | protein kinase C |
| KATP | ATP-dependent potassium channels |
| Cx32 | connexin 32 |
| Cx43 | connexin 43 |
| CPT | adenosine A1 receptor antagonist, cyclopentyl theophylline |
| SCH | adenosine A2A receptor antagonist, SCH 58261 |
| MRS | adenosine A3 receptor antagonist, MRS-1523 |
| GLI | non selective KATP blocker, glibenclamide |
| LY | Licifer Yellow |
| RD | Rhodamine |