. 2021 Sep 30;11(10):2871. doi: 10.3390/ani11102871

Table 1.

Ionophores characteristics and ion-binding selectivity preference ¹.

Ionophore	Produced by	Molecular Weight	Ion-Binding Selectivity Sequence
Monensin	Streptomyces cinnamonensins	671	Na⁺ > K⁺, Li⁺ > Rb⁺ > Cs⁺
Lasalocid	Streptomyces lasaliensis	591	Ba⁺⁺, K⁺ >Rb⁺ > Na⁺ > Cs⁺ > Li⁺
Narasin	Streptomyces aureofaciens	765	Na⁺ > K⁺, Rb⁺, Cs⁺, Li⁺
Salinomycin	Streptomyces albus	751	Rb⁺, Na⁺ > K⁺ >> Cs⁺, Sr⁺, Ca⁺⁺, Mg⁺

¹ Adapted from Nagaraja [9].