Dextranase, Trichoderma reesei, glucan hydrolase, is often used in biochemical research. Dextranase can catalyze the hydrolysis of α-(1,6)-glucosidic bonds in dextran, and has a wide range of applications, such as food processing, sugar modification, agent preparation, and medicine for enhancing the activity of endocarditis antibiotics wait.

Hyaluronic acid (HA) is an anionic nonsulfated glycosaminoglycan distributed widely throughout connective epithelial and neural tissues. It is unique among glycosaminoglycans in that it is nonsulfated forms in the plasma membrane instead of the Golgi and can be very large with its molecular weight often reaching the millions.

Regelidine is a natural product from Tripterygium regelii.