Results 31 to 40 of about 67,146 (276)

Real-time gastric juice analysis with EndoFaster for H. pylori diagnosis: A large, multicentre study [PDF]

open access: yes, 2022
Background Helicobacter pylori infection is the main cause of the most frequent gastroduodenal diseases. Because its prevalence is decreasing in developed countries, gastric biopsies are negative in several patients.
Alessia L. M.   +24 more
core   +1 more source

COMPARISON OF LEVELS OF NITRIC OXIDE, SUPEROXIDE DISMUTASE AND GLUTATHIONE PEROXIDASE OF GASTRIC JUICE IN INFECTED AND NON-INFECTED PATIENTS WITH HELICOBACTER PYLORI [PDF]

open access: yesActa Medica Iranica, 2006
Helicobacter Pylori infection leads to different clinical and pathological outcomes in humans, including chronic gastritis and gastric neoplasia. It has been demonstrated that oxidative stress associated with inflammation plays an important role in ...
M. Ansari   +4 more
doaj   +2 more sources

The gastric acid pocket is attenuated in H. pylori infected subjects [PDF]

open access: yes, 2016
Objective Gastric acid secretory capacity in different anatomical regions, including the postprandial acid pocket, was assessed in Helicobacter pylori positive and negative volunteers in a Western population. Design We studied 31 H.
Ballantyne, Stuart A.   +6 more
core   +1 more source

Lipase in Canine Gastric Juice

open access: yesExperimental Biology and Medicine, 1970
Gastric lipase has been demonstrated in uncontaminated gastric juice (3, 4, 6) and within the gastric mucosa (1, 7) of man and various laboratory animals. In the present study, the effect of stimulation with histamine and Urecholine on secretion of lipase by canine Heidenhain pouches was determined.Materials and Methods.
Willem G. Linscheer, André L. Blum
openaire   +3 more sources

Fat transforms ascorbic acid from inhibiting to promoting acid-catalysed N-nitrosation [PDF]

open access: yes, 2007
<b>Background</b>: The major potential site of acid nitrosation is the proximal stomach, an anatomical site prone to a rising incidence of metaplasia and adenocarcinoma.
Combet, E.   +7 more
core   +2 more sources

Detecting and measuring human gastric peristalsis using magnetically controlled capsule endoscope [PDF]

open access: yesarXiv, 2023
Magnetically controlled capsule endoscope (MCCE) is an emerging tool for the diagnosis of gastric diseases with the advantages of comfort, safety, and no anesthesia. In this paper, we develop algorithms to detect and measure human gastric peristalsis (contraction wave) using video sequences acquired by MCCE.
arxiv  

Association between Increased Gastric Juice Acidity and Sliding Hiatal Hernia Development in Humans. [PDF]

open access: yesPLoS ONE, 2017
Several clinical factors; overweight, male gender and increasing age, have been implicated as the etiology of hiatal hernia. Esophageal shortening due to acid perfusion in the lower esophagus has been suggested as the etiological mechanism.
Hiroshi Kishikawa   +8 more
doaj   +1 more source

Rebamipide, a Cytoprotective Drug, Increases Gastric Mucus Secretion in Human: Evaluations with Endoscopic Gastrin Test [PDF]

open access: yes, 2008
We have previously developed a rapid, simple endoscopic method for evaluating gastrin-stimulated maximal acid output (the endoscopic gastrin test, EGT). In EGT, gastric fluid newly secreted over 10 min after gastrin stimulation is collected under direct ...
Katsunori Iijima   +6 more
core   +2 more sources

Cluster-Induced Mask Transformers for Effective Opportunistic Gastric Cancer Screening on Non-contrast CT Scans [PDF]

open access: yesarXiv, 2023
Gastric cancer is the third leading cause of cancer-related mortality worldwide, but no guideline-recommended screening test exists. Existing methods can be invasive, expensive, and lack sensitivity to identify early-stage gastric cancer. In this study, we explore the feasibility of using a deep learning approach on non-contrast CT scans for gastric ...
arxiv  

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