Helmer and Fouts, 8 in 1937, first reported the use of xylose excretion as a test of absorption and demonstrated defective absorption in 3 cases of nontropical sprue. Fourman, 9 in 1948 ...

The main component of lignocellulose is cellulose, a beta(1–4)-linked chain of glucose ... glucose, mannose and xylose. Lignin is composed of three major phenolic components, namely p-coumaryl ...