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Profiles for uptake of glycine betaine (A) and choline (B) by P. syringae pv. tomato DC3000 in 1/2-21C medium that was unamended (•) or amended with 0.2 M of NaCl (○). Log-phase cells were suspended in 1/2-21C medium containing [14C]glycine betaine or [14C]choline at various concentrations. Values are the means ± SEM (n = 4).
