efflux

[ ef-luhks ]

noun

1. outward flow, as of water.
2. something that flows out; effluence.
3. a passing or lapse of time.
4. a passing away; expiration; ending.

Word History and Origins

Origin of efflux¹

1635–45; < Medieval Latin effluxus, equivalent to Latin ef- ef- + fluc-, variant stem of fluere to flow + -sus, for -tus suffix of v. action

Example Sentences

Nedergaard proposed that this efflux relied on the pumping of fluid through tiny glymphatic vessels between neurons, which her team had identified in an earlier study.

From Science Magazine

To address this, the scientists designed new versions of the drug spectinomycin that overcome efflux, the main mechanism driving resistance.

From Science Daily

P. aeruginosa also has other defenses, including highly specialized porins that allow it to bring in specific nutrients while keeping out everything else, and efflux pumps that eject unwanted compounds, Geddes said.

From Science Daily

To infiltrate E. coli, the phage uses an efflux pump, a protein E. coli normally uses to pump antibiotics out of the cell.

From Scientific American

Most prominently, this activated the bacteria’s efflux pump systems, a general expulsion system that many bacteria use to eliminate various molecules, including antibiotics.

From Scientific American