| OR | a logical binary relation that is true if any argument is true, and false otherwise; [o]estrogen rec... |
|---|---|
| TC | target cell; taurocholate; temperature compensation; teratocarcinoma; tertiary cleavage; tetracyclin... |
| BYDV | barley yellow dwarf virus |
| dw | dwarf [mouse] |
| RDV | rice dwarf virus |