释义 |
DictionarySeepumpefflux pump
efflux pump[′ē·fləks ‚pəmp] (cell and molecular biology) An active transport system for the removal of some antibiotics (such as tetracyclines, macrolides, and quinolones) from bacterial cells. efflux pump
efflux pumpA cell membrane protein channel that selectively admits or excludes chemicals from the cytoplasm. In some bacteria efflux pumps prevent their cells from accumulating antibiotics, contributing to drug resistance. See also: pump |