| SPF | skin protection factor; specific-pathogen free; spectrophotofluorometer; S-phase fraction; split pro... |
|---|---|
| TGF | T-cell growth factor; transforming growth factor; tuboglomerular feedback; tumor growth factor |
| NF1 | neurofibromatosis type I; nuclear factor 1 |
| NFA | nuclear factor A |
| NFAT, NF-AT | nuclear factor of activated T [cells] |