| rGM-CSF | recombinant Granulocyte-Macrophage Colony Stimulating Factor |
|---|---|
| RIBA | Recombinant Immuno-Blot Assay |
| rt-PA | recombinant tissue-Plasminogen Activator = Alteplase |
| IFLrA | recombinant human leukocyte interferon A |
| rAT-P | recombinant antitrypsin Pittsburgh |