gastric acid


Also found in: Dictionary, Thesaurus, Medical, Wikipedia.

gastric acid

[′gas·trik ′as·əd]
(biochemistry)
Hydrochloric acid secreted by parietal cells in the fundus of the stomach.
References in periodicals archive ?
Gastrin hormone is a known modulator of gastric acid secretion, resulting in the development of gastric ulcer when overexpressed.
Various factors that have been implicated in the pathogenesis of gastric ulcers are an increase in gastric acid secretion, pepsin activity and oxidative stress in the gastric mucosa, and a decrease in mucous and bicarbonate secretion (1-4).
Proposed mechanisms include increased bioavailability of digoxin with gastric acid suppression, phenotypic or age-related alterations in metabolism resulting in slow or delayed metabolism of omeprazole or digoxin, inhibition of the p-glycoprotein system or a previously unexplained interaction.
The material solidifies into a sponge-like permanent implant to help the LES operate more effectively and prevent or reduce reflux of gastric acid into the esophagus.
The antral hormone gastrin regulates gastric acid secretion and growth of the gastric mucosa (1).
Addition ally, exposure of the esophagus to gastric acid is largely responsible for symptoms.
Littner reported on a 32-center randomized double-blind trial in which 207 asthma patients with intermittent symptoms of gastric acid reflux received 30 mg b.
At the Royal Postgraduate Medical School in London, the sex organs of eight male and female GREYHOUNDS were ripped out to see the impact on the secretion of gastric acid.
It is highly bioavailable and doesn't cause any gastrointestinal effects in those with low gastric acid secretion.
A normal sphincter opens to let food into the stomach and closes to prevent regurgitation of gastric acid and undigested food.
The bacterium may act by weakening the stomach lining's defenses against gastric acid, says study coauthor Douglas E.