| BFU | burst-forming unit |
|---|---|
| BFU-E | burst-forming unit, erythrocytes |
| BFU-ME | burst-forming unit, myeloid/erythroid |
| HU | heat unit; hemagglutinating unit; hemolytic unit; Hounsfield unit; human urine, human urinary; hydro... |
| TU | thiouracil; thyroid uptake; Todd unit; toxin unit; transmission unit; transurethral; tuberculin unit... |