*2.2.1. Arabinoxylans extraction*

AX from nejayote were extracted as previously described [15]. Maize wastewater generated under two commercial nixtamalization conditions were used: 1.5 hours of cooking and 24 hours of alkaline hydrolysis (AX1) or 0.5 hours of cooking and 4 hours of alkaline hydrolysis (AX2) (Scheme 1).
