The alcoholic oligosaccharides presented in the extrudate without amylase
addition. Then amylopectin of sample S1 was beginning to degrade.
It always had signals from 7 to 17 min, indicating that amylopectin
was hydrolyzed into dextrin with a variety of different molecular
sizes. Moreover, amylopectin was mainly degraded into oligosaccharides
especially maltose in the profile of S2.