Scheme 1. Scheme of acetate transport and activation for entry into the glyoxylate cycle in developing seedlings.
The broken arrow indicates the hypothesis that acetate is transported in the free, unesterified, form. Ac, acetate; AcCoA, acetyl-CoA; Acen, endogenous acetate; Acex, exogenously supplied acetate; Cit, citrate; CSY, citrate synthase; Glyox, glyoxylate; Mal, malate; MLS, malate synthase; OAA, oxaloacetate.