any of several glycoproteins similar to mucin

White or clear sputum that can be present with a chronic cough for pulmonary disorders like bronchitis or cystic fibrosis

One of a class of mucinlike substances yielding on decomposition a reducing carbohydrate together with some form of proteinaceous matter.

Resembling mucus.

Any of a group of various complex conjugated proteins that occur in body fluids and tissues.