| OB | obese [mouse]; obese, obesity; objective benefit; obliterative bronchiolitis; obstetrics, obstetrici... |
|---|---|
| OLB | olfactory bulb; open liver biopsy; open lung biopsy |
| olf | olfactory |
| OLFR | olfactory receptor |
| OMP | olfactory marker protein; ornithine monophosphate; outer membrane protein |