Stomach Tissue Removal
Stomach Tissue Removal - Related Videos
10:12
Gross Dissection of the Stomach of the Lobster, Homarus Americanus
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Cited by 5 •
2009
We describe the gross dissection of the stomach of the American lobster (Homarus americanus).
05:13
Gastric Fundic Glands Isolation: A Method to Isolate Fundic Glands from Human Stomach Tissue
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2023
This video describes a method to isolate gastric epithelial cells from the human fundic tissue. The isolated epithelial cells can be used as an in vitro model to study their regulatory roles in gastric physiology and pathophysiology.
01:21
Stomach pH Regulation
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2023
The human body carefully regulates the internal pH of different organs to maintain homeostasis. For example, while the blood plasma maintains a neutral pH of 7, the stomach lumen has an acidic pH of 1.5 - 3.5. The low pH of stomach lumen helps kill pathogens in the food and break down complex food molecules. The acid-secreting gastric mucosal epithelial cells (parietal cells) lining the stomach lumen maintain the low pH in the lumen. Numerous ion transporters and channels on these parietal...
02:49
Quantification of Helicobacter pylori Load in an Infected Mouse Stomach
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2025
In this video, we describe a protocol to quantify Helicobacter pylori load in mouse stomach tissues post-infection to confirm its colonization.
01:26
Stomach Histology
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2024
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...
FAQs
The specimen may represent only part of the stomach or the entire organ, depending on whether the goal is biological study, diagnosis, or treatment. A partial sample supports focused examination of selected tissue, while removal of the whole organ can provide a broader view of anatomical and cellular changes. The intended purpose therefore guides how findings are interpreted.
Controlled separation isolates the stomach specimen and reduces confusion caused by attached tissues. This helps investigators examine stomach-specific structures, including the lining and glands, rather than mixing observations from neighboring organs or connective material. Careful isolation is especially important when comparing anatomical or cellular outcomes between experimental conditions.
Histological methods allow preserved tissue to be sectioned and examined for organization within the stomach lining and glandular regions. Molecular methods provide a different analytical level for studying tissue changes. Together, these approaches can support investigation of inflammation, infection, injury, and disease-related alterations rather than relying only on gross anatomical observation.
A typical workflow begins with controlled excision and separation from surrounding structures. The specimen is then preserved, sectioned, and examined using histological or molecular methods selected for the study. Keeping these stages consistent helps produce comparable material and supports reliable evaluation of anatomical, cellular, or disease-related changes across specimens.
In experimental biology, researchers collect stomach tissue to compare anatomical and cellular outcomes across different conditions. In clinical settings, removal can address damaged or diseased tissue and also provide material for pathological evaluation. Thus, the same general procedure supports both controlled biological investigation and assessment of tissue associated with disease.
Examination can focus on the stomach lining, glandular organization, and changes associated with inflammation, infection, or injury. Disease-related alterations may also be assessed through preserved sections or molecular analysis. These observations help connect tissue structure with biological or pathological conditions and give researchers defined outcomes for comparison between samples.