qualitative analysis indicated that the oligosaccharides from brain consist of a number of different components , ranging in size from four to fourteen monosaccharide units and containing chitobiose at the reducing terminal , and that the species containing seven or eight monosaccharides can be fully digested to a trisaccharide by alpha-mannosidase .
C0028959
oligosaccharides
C0041102
trisaccharide