There are multiple definitions:
outer-membrane protein(English)
- potential vaccine candidates against clinically relevant MDR Gram-negative bacteria
- MDR, Hsp, OmpC
- Membranes, Bacteriology, Vaccination
- https://doi.org…/jleuko/qiae154
outer membrane porin(English)
- a major route for the entry of small hydrophilic antibiotics
- MDR
- Membranes, Bacteriology, Microbiology
- https://doi.org…093/jac/dkac223