| UP | parallax unsharpness; ulcerative proctitis; ultrahigh purity; unipolar; upright posture; ureteropelv... |
|---|---|
| UPase | uridine phosphorylase |
| NP | Nucleoside Phosphorylase |
| IP | icterus praecox; imaging plate; immune precipitate; immunoblastic plasma; immunoperoxidase technique... |
| MTAP | methylthioadenosine phosphorylase |