| CIE | Commission International de l'Eclairage |
|---|---|
| CIE | Counter Immuno Electrophoresis |
| CIE | Countercurrent immunoelectrophoresis |
| CIE | Crossed immuno-electrophoresis |
| CIEF | Capillary isoelectric focusing |
| CIEP | Counter Immuno Electrophoresis |
| CIEP | counter-current immuno-electrophoresis |