secretory cells

secretory cells
Cells specialized for secretion, usually epithelial. Those that secrete proteins characteristically have well developed rough endoplasmic reticulum, whereas conspicuous smooth endoplasmic reticulum is typical of cells that secrete lipid or lipid-derived products (eg. steroids).

Dictionary of molecular biology. 2004.

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  • Secretory component — is a component of IgA which consists of a portion of polymeric immunoglobulin receptor. Polymeric IgA binds to the polymeric immunoglobulin receptor on the basolateral surface of epithelial cells and is taken up into the cell via transcytosis.… …   Wikipedia

  • Secretory leukocyte protease inhibitor — (SLPI) is a highly cationic single chain protein with eight intramolecular disulfide bonds. It is found in large quantities in bronchial, cervical, and nasal mucosa, saliva, and seminal fluids. SLPI inhibits human leukocyte elastase, human… …   Wikipedia

  • Secretory pathway — The secretory pathway is a series of steps a cell uses to move proteins out of the cell; a process known as secretion . The path of a protein destined for secretion has its origins in the rough endoplasmic reticulum, a membrane bound compartment… …   Wikipedia

  • secretory capillary — any of the extremely fine intercellular canaliculi situated between adjacent gland cells, such as the gastric parietal cells, being formed by the apposition of grooves in the surfaces of the cells, and opening into the gland s lumen …   Medical dictionary

  • secretory component of IgA — A polypeptide chain of about 60 kD that aids secretion of the IgA; a portion of the IgA receptor on the plasmalemma of the inner side of the epithelial cells lining the gut, which is proteolysed when the IgA receptor complex has travelled through …   Dictionary of molecular biology

  • secretory proteins — In eukaryotes, proteins synthesized on rough endoplasmic reticulum and destined for export. Nearly all proteins secreted from cells are glycosylated (in the Golgi apparatus, although there are exceptions (albumin). In prokaryotes, secreted… …   Dictionary of molecular biology

  • secretory meningioma — a rare, benign type of meningioma characterized by the formation of glands, inclusions, and intraluminal hyalin; small, dark cells form around blood vessels and may cause edema …   Medical dictionary

  • secretory sheet — the simplest form of multicellular gland, consisting of secreting cells alone, e.g., the surface epithelium of the mammalian gastric mucosa …   Medical dictionary

  • Solitary chemosensory cells — (SCCs) (also called solitary chemoreceptor cells) are isolated elements located in epithelia of the apparatuses of endodermic origin (such as respiratory and digestive apparatuses). In the aquatic vertebrates, SCCs are also present in the skin.… …   Wikipedia

  • intercalary cells — dark, rodlike structures between the other (secretory and nonsecretory) cells of the endosalpinx, which may be emptied secretory cells; called also peg c s …   Medical dictionary

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