| LHFA | lung Hageman factor activator |
|---|---|
| PkA | prekallikrein activator |
| SAP | sensory action potential; serum acid phosphatase; serum alkaline phosphatase; serum amyloid P; situs... |
| SAPD | sphingolipid activator protein deficiency |
| STAT | immediately (Lat. statim); signal transducer and activator of transcription |