Intestinal Tract
Intestinal Tract - Related Videos
04:46
Isolation of Lymphocytes from Mouse Genital Tract Mucosa
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Cited by 10 •
2012
An efficient way to isolate lymphocytes from mouse genital tract is described. This method takes advantage of enzyme digestion and Percoll gradient separation to allow efficient isolation. This technique is also adaptable to for use in other...
03:47
Methylene Blue Dye Injection in Mouse Embryonic Urinary Tract: A Method To Assess the Congenital Obstruction in the Urinary Tract
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2025
In this video, we administer methylene blue dye injection into the urinary tract of a perinatal embryonic mouse to assess congenital anomalies related to urinary tract obstruction.
10:58
A Protocol for Lentiviral Transduction and Downstream Analysis of Intestinal Organoids
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Cited by 81 •
2015
In this video protocol we give a step by step explanation of lentiviral transduction in organoids of primary intestinal epithelium and of processing and downstream analysis of these cultures by quantitative RT-PCR, RNA-microarray and immunohistochemistry.
06:55
Ileectomy-induced Bile Overaccumulation in Mouse Intestine
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Cited by 4 •
2017
Small intestine-dependent bile acid reabsorption and feedback inhibition of hepatic bile acid synthesis is important for systemic homeostasis and health. In this study, we describe a mouse model for ileal resection to evaluate ileectomy-induced bile malabsorption, overaccumulation, and toxicity in mouse intestine.
09:44
Functional Assessment of Intestinal Motility and Gut Wall Inflammation in Rodents: Analyses in a Standardized Model of Intestinal Manipulation
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Cited by 32 •
2012
Postoperative ileus (POI) is a complication of abdominal surgery leading to increased morbidity and a prolonged hospital stay. Because prophylactic or therapeutic strategies are lacking intensified research is necessary. Therefore we established a standardized and feasible mouse model to investigate the pathophysiology of POI and to study potential therapeutic options.
FAQs
Folds, villi, and microvilli increase the contact surface between intestinal contents and the lining. This expanded interface supports movement of substances across the intestinal wall, helping explain why surface architecture is central to nutrient uptake. Comparing these specializations provides a structural way to connect intestinal form with absorptive function.
Peristalsis moves material through the tract, while digestive secretions chemically process it. Their coordination determines how contents encounter the absorptive lining and progress toward waste elimination. This relationship matters because movement alone does not provide digestion, and secretions alone cannot distribute material through the tract; both processes must operate together.
Resident microbiota make the large intestine relevant to more than digestion and waste handling. Their presence creates a setting for studying host-microbe interactions alongside water recovery and fecal compaction. Investigating this relationship helps connect intestinal biology with broader questions about digestive health, although the provided context does not specify particular microbial species or activities.
A useful structural examination includes the intestinal lining, its folds, villi, and microvilli, because these features determine how much contact intestinal contents have with absorptive surfaces. Researchers can relate differences in this architecture to transport across the lining and to the small intestine’s role in chemical digestion and nutrient absorption.
The tract links ingested material with nutrient processing and absorption, making it central to research on metabolism and nutrition. Studies can examine how chemical digestion, movement, and surface specializations support transport into the body. This perspective helps relate intestinal structure and function to the availability of nutrients without treating digestion as an isolated process.
Comparing these regions clarifies how different intestinal functions are coordinated across one digestive system. The small intestine provides the main setting for chemical digestion and nutrient absorption, whereas the large intestine emphasizes water recovery, fecal compaction, and resident microbiota interactions. This comparison supports research on digestive health and disorders affecting distinct intestinal roles.