Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Mucosal Barrier of the Stomach01:25

Mucosal Barrier of the Stomach

The gastric glands contain parietal cells that secrete hydrochloric acid (HCl) for digestion. The cells secrete HCl because it is highly corrosive and essential for breaking down food. To achieve this, they secrete hydrogen and chloride ions into the lumen of the gastric glands, which combine to form HCl.
Within parietal cells, carbonic acid is first formed through the reaction of water and carbon dioxide. The dissociation of carbonic acid releases bicarbonate and hydrogen ions. The bicarbonate...
Gastritis II: Pathophysiology01:26

Gastritis II: Pathophysiology

The pathophysiology of gastritis begins with the colonization of the stomach lining by Helicobacter pylori (H. pylori). This bacterium spreads mainly via the oral-oral route through saliva or shared utensils, and can also be transmitted in overcrowded or unhygienic environments through contaminated water, despite its brief survival outside the body.ColonizationOnce ingested, H. pylori enters the stomach and begins colonization by navigating through the mucus layer lining the stomach wall. It...
Stomach Histology01:26

Stomach Histology

The stomach comprises several layers that work together to facilitate digestion and protect the organ. The outermost layer is called the serosa, which provides support and protection to the stomach. The muscularis externa layer is responsible for the mechanical breakdown of food by contracting and moving the stomach. The submucosa layer, located beneath the muscularis externa, contains connective tissue, blood vessels, nerves, and glands that secrete mucus and other substances essential for...
Gastritis-II: Pathophysiology01:17

Gastritis-II: Pathophysiology

Gastritis is marked by disruption of the mucosal barrier that usually protects the stomach tissue from digestive juices and manifests in acute and chronic forms.
In acute gastritis, the gastric mucosa becomes swollen and red and undergoes superficial erosion. Superficial ulceration may lead to bleeding.
In chronic gastritis, persistent or repeated insults lead to chronic inflammatory changes and, eventually, thinning or atrophy of the gastric tissue.
Gastritis can stem from various causes, each...
Gastric Phase of Digestion01:26

Gastric Phase of Digestion

The gastric phase of digestion begins as soon as food enters the stomach. The incoming food bolus triggers neural and hormonal mechanisms, which last approximately 3 to 4 hours. During this phase, the stomach undergoes significant changes to prepare the food for further digestion and absorption.
When food enters the stomach, it stretches the stomach walls and activates stretch receptors. This triggers local reflexes of the enteric nervous system, mediated through the myenteric plexus. These...
Gastrulation01:56

Gastrulation

Gastrulation establishes the three primary tissues of an embryo: the ectoderm, mesoderm, and endoderm. This developmental process relies on a series of intricate cellular movements, which in humans transforms a flat, “bilaminar disc” composed of two cell sheets into a three-tiered structure. In the resulting embryo, the endoderm serves as the bottom layer, and stacked directly above it is the intermediate mesoderm, and then the uppermost ectoderm. Respectively, these tissue strata will form...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Cellular plasticity as a therapeutic vulnerability: HNF4α is a key target in lung adenocarcinoma.

The Journal of clinical investigation·2026
Same author

THE ORIGINS AND PROGRESSION OF PYLORIC METAPLASIA FOLLOWING GASTRIC MUCOSAL INJURY.

Physiological reviews·2026
Same author

Stress-Responsive Protein IFRD1 Protects Assembled Ribosomes via a Ribosome-Salvaging Mechanism.

bioRxiv : the preprint server for biology·2026
Same author

Regulation of STK38 by autophagy governs YAP1 activity during paligenosis.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same author

Evidence that injury can cause <i>Drosophila</i> gut differentiated, polyploid enterocytes to be recruited as stem cells via paligenosis.

bioRxiv : the preprint server for biology·2026
Same author

Stomach at the crossroads: nuclear receptor signaling at the interface between what we are and what we eat.

Physiological reviews·2026

Related Experiment Video

Updated: Jun 6, 2026

Mouse- and Human-derived Primary Gastric Epithelial Monolayer Culture for the Study of Regeneration
11:48

Mouse- and Human-derived Primary Gastric Epithelial Monolayer Culture for the Study of Regeneration

Published on: May 7, 2018

The gastric mucosa development and differentiation.

Shradha Khurana1, Jason C Mills

  • 1Department of Pathology and Immunology, Washington University School of Medicine, St. Louis, Missouri, USA.

Progress in Molecular Biology and Translational Science
|November 16, 2010
PubMed
Summary
This summary is machine-generated.

Gastric mucosa development involves complex signaling pathways and germ layer interactions. Key signaling systems like Hedgehog, Wnt, Notch, BMP, and FGF are crucial for stomach formation and regeneration.

More Related Videos

Establishment and Characterization of Patient-derived Gastric Organoids from Biopsies of Benign Gastric Body and Antral Epithelium
08:45

Establishment and Characterization of Patient-derived Gastric Organoids from Biopsies of Benign Gastric Body and Antral Epithelium

Published on: January 26, 2024

Related Experiment Videos

Last Updated: Jun 6, 2026

Mouse- and Human-derived Primary Gastric Epithelial Monolayer Culture for the Study of Regeneration
11:48

Mouse- and Human-derived Primary Gastric Epithelial Monolayer Culture for the Study of Regeneration

Published on: May 7, 2018

Establishment and Characterization of Patient-derived Gastric Organoids from Biopsies of Benign Gastric Body and Antral Epithelium
08:45

Establishment and Characterization of Patient-derived Gastric Organoids from Biopsies of Benign Gastric Body and Antral Epithelium

Published on: January 26, 2024

Area of Science:

  • Developmental biology
  • Gastroenterology
  • Molecular signaling

Background:

  • Gastric mucosa development is a complex process involving reciprocal epithelial-mesenchymal interactions.
  • The stomach originates from two germ layers: endoderm (epithelium) and mesoderm (smooth muscle).
  • These interactions are vital for both fetal development and adult tissue regeneration.

Purpose of the Study:

  • To review discoveries on signaling pathways regulating stomach development across various model systems.
  • To highlight the roles of specific signaling pathways in gastric organogenesis.

Main Methods:

  • Review of scientific literature and model system studies (zebrafish to human).
  • Analysis of key signaling pathways involved in embryonic development and tissue regeneration.

Main Results:

  • Identified essential roles for Hedgehog, Wnt, Notch, bone morphogenetic protein (BMP), and fibroblast growth factor (FGF) signaling.
  • Demonstrated the importance of these pathways in different stages of stomach development.

Conclusions:

  • Hedgehog, Wnt, Notch, BMP, and FGF signaling are critical for gastric development and differentiation.
  • Understanding these pathways provides insights into stomach formation and regeneration mechanisms.