parietal cell


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parietal cell

[pə′rī·əd·əl ‚sel]
(histology)
One of the peripheral, hydrochloric acid-secreting cells in the gastric fundic glands. Also known as acid cell; delomorphous cell; oxyntic cell.
References in periodicals archive ?
1) an autoimmune process targeting parietal cells or intrinsic factor, and
2] receptors at gastric parietal cells or influence the intracellular mechanisms involved with histamine activity.
In Potamogeton the parietal cell divides both anticlinally and periclinally to form four cell layers between the megasporocyte and the nucellar epidermis.
Chiba T, Fisher SK, Park J, Seguin EB, Agranoff BW, Yamada T (1988) Carbamoylcholine and gastrin induce inositol lipid turnover in canine gastric parietal cells.
Moeller said this opens a very important new strategy to prevent loss of kidney function: by inhibiting the parietal cells from doing their destructive work.
Weaker staining has also been observed in other normal human tissues, including renal tubules, exocrine glands and ducts in the pancreas, follicular epithelium in the thyroid, mammary gland ducts, and parietal cells in the stomach, as well as other neoplasms, such as large cell carcinoma of the lung and renal cell, pancreatic, breast, thyroid, colorectal, and ovarian carcinomas.
Gastric parietal cells of the ectopic gastric mucosa have been shown to produce pathophysiologic levels of acid, which can lead to the above-mentioned symptoms.
As the disease progresses there is a reduction in parietal cells, actually reducing acid secretion.
Your stomach has cells on its lining called parietal cells, which secrete a protein called intrinsic factor and hydrochloric acid.
This patient had been previously diagnosed with gastric atrophy, which would indicate that the parietal cells in the stomach had been damaged or destroyed, thus limiting the production of IF.
After absorption, these enter the gastric parietal cells from the plasma where in the acidic milieu these are arranged non enzymatically to form active sulphenamide derivatives which then bind covalently to sulphhydryl groups of [H.
These receptors occur in brain, gastric parietal cells, heart, smooth muscle and glands.