Definitions for: Mucin

[n] a nitrogenous substance found in mucous secretions; a lubricant that protects body surfaces

Webster (1913) Definition: Mu"cin (m[=u]"s[i^]n), n. [From Mucus.]
1. (Bot. Chem.) See Mucedin. [Obs.]

2. (Physiol. Chem.) An albuminoid substance which is
contained in mucus, and gives to the latter secretion its
peculiar ropy character. It is found in all the secretions
from mucous glands, and also between the fibers of
connective tissue, as in tendons. See Illust. of
Demilune.

See Also: glycoprotein, mucous secretion, mucus

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