| IGLJ | immunoglobulin lambda light chain J |
|---|---|
| ILS | idiopathic leucine sensitivity; idiopathic lymphadenopathy syndrome; increase in life span; infrared... |
| IRED | infrared light-emitting diode |
| IR-LED | infrared light emitting diode |
| ITIL | inter-alpha-trypsin inhibitor, light chain |