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Transition of carbon from the glucose residue of [1-13CGlc]sucrose to lysine. Shown is metabolization of the glucose unit via glycolysis with complete 13C label conservation (A) and via the PPP with complete 13C label release as CO2 (B). PYR, pyruvate; OAA, oxaloacetate; R5P, ribose-5-phosphate; Lys, lysine.
