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Fig. 2 | Biotechnology for Biofuels

Fig. 2

From: Improved analysis of arabinoxylan-bound hydroxycinnamate conjugates in grass cell walls

Fig. 2

UV–vis chromatograms of maize IDF after mild acidolysis. Black trace was processed using the original acidolysis method; red trace was the new anhydrous method described herein. Internal standard, Istd; ferulate 1; FA-Ara 2 (unmethylated, m/z 325); pCA-MeAra 3, FA-MeAra 4; MeFA, methyl ferulate, 5; DFAs 6 (one isomer, the 8-O-4-DFA, is shown) with two or one () MeAra attached, also shown vertically expanded ×3; monolignol-FA-MeAra coupling products 7 (Fig. 1) are also in this region

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