ionophore

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ionophore

[ī′än·ə‚fȯr]
(biochemistry)
Any of a class of compounds, generally cyclic, having the ability to carry ions across lipid barriers due to the property of cation selectivity; examples are valinomycin and nonactin.
References in periodicals archive ?
Rapid and reliable identification of ionophore antibiotics in feeds by liquid chromatography-tandem mass spectrometry.
Indeed, ionophore antibiotics such as monensin, which are effective in reducing rumen methanogenesis to some extent, have not been available in the EU since 2006 because of these concerns.
Ionophore antibiotics are used to manipulate rumen fermentation, and to increase weight gain of growing cattle and other ruminants, while nonionophore antibiotics are used to selectively modify microbial gut populations and to combat low-level infections, particularly in intensive systems involving poultry and pigs.