Related Experiment Video
Updated: Mar 23, 2026
06:35
Sodium Taurocholate Induced Severe Acute Pancreatitis in C57BL/6 Mice
Published on: June 28, 2021
4.7K
[COMPOSITION OF GASTRIC JUICE AND BILE IN RATS AT THE EXPERIMENTAL CHRONIC PANCREATITIS]
Fiziolohichnyi Zhurnal (Kiev, Ukraine : 1994)
|March 31, 2016
Summary
Chronic pancreatitis impairs stomach and liver function, increasing gastric acidity and altering bile acid composition. These changes highlight the digestive system
Area of Science:
- Gastroenterology
- Pathophysiology
- Digestive System Research
Background:
- Chronic pancreatitis involves pancreatic damage, leading to exocrine and endocrine insufficiency.
- Associated complications include cardiovascular, renal, respiratory, and liver failure, alongside gastric dysfunction.
- The precise impact on gastric and liver secretory functions in chronic pancreatitis remains incompletely understood.
Purpose of the Study:
- To investigate the secretory functions of the stomach and liver in a rat model of experimental chronic pancreatitis.
- To elucidate the temporal changes in digestive tract secretory responses during the course of chronic pancreatitis.
Main Methods:
- Chronic pancreatitis was induced in rats using L-arginine.
- Gastric secretion was assessed via aspiration on days 10 and 63.
- Pancreatic and liver secretory functions were evaluated in acute experiments on days 13 and 68.
Main Results:
- Early-stage (day 10) chronic pancreatitis showed increased gastric acid production but reduced hexosamines and protein, indicating heightened acidity and mucus insufficiency.
- By day 13, pancreatic juice and hepatic secret volumes increased, with altered bile acid profiles suggesting impaired detergent properties and bile acid synthesis.
- After two months, gastric juice showed amino acid deficits correlating with pancreatic insufficiency, while altered bile acid metabolism indicated compromised liver synthetic and detoxification functions.
Conclusions:
- The secretory response of the digestive tract in chronic pancreatitis is duration-dependent.
- Chronic pancreatitis leads to increased gastric acidity, reduced mucus and protein secretion, and impaired bile acid metabolism, increasing gastric mucosal vulnerability.
- These findings underscore the complex pathophysiological interactions within the digestive system in chronic pancreatitis and inform potential therapeutic strategies.
Related Concept Videos
01:24Chronic Pancreatitis I: Introduction
860
The pancreas, an elongated and flat gland situated behind the stomach, serves a vital function in digesting food and managing blood sugar levels.
Pancreatitis is the inflammation of the pancreas, which occurs when the immune system becomes active and causes swelling, pain, and disruptions in organ function. Pancreatitis can manifest as either an acute or chronic condition.
Acute pancreatitis arises suddenly and lasts for a brief duration, while chronic pancreatitis is a long-term affliction...
Pancreatitis is the inflammation of the pancreas, which occurs when the immune system becomes active and causes swelling, pain, and disruptions in organ function. Pancreatitis can manifest as either an acute or chronic condition.
Acute pancreatitis arises suddenly and lasts for a brief duration, while chronic pancreatitis is a long-term affliction...
860
01:27Acute Pancreatitis I: Introduction
1.5K
Pancreatitis is inflammation of the pancreas, an organ located behind the stomach. It can be either acute or chronic.
Acute pancreatitis is characterized by rapid inflammation of the pancreas, often caused by factors like gallstone blockage or excessive alcohol consumption. Chronic pancreatitis, on the other hand, is a slow, progressive inflammation that may result from long-term alcohol abuse, obstructions in the pancreatic duct, or genetic factors.
The causes of acute pancreatitis include:
Acute pancreatitis is characterized by rapid inflammation of the pancreas, often caused by factors like gallstone blockage or excessive alcohol consumption. Chronic pancreatitis, on the other hand, is a slow, progressive inflammation that may result from long-term alcohol abuse, obstructions in the pancreatic duct, or genetic factors.
The causes of acute pancreatitis include:
1.5K
01:26Pancreatic Juice and Secretion
3.5K
Pancreatic juice is a clear fluid produced by the pancreas, containing water, salts, sodium bicarbonate, and enzymes vital for digestion in the small intestine. It helps break down large molecules, facilitating nutrient absorption.
When acidic chyme from the stomach enters the duodenum, it triggers the release of secretin, a hormone that prompts pancreatic juice secretion. After a fatty meal, cholecystokinin, another hormone, stimulates gallbladder contraction and enhances enzyme-rich...
When acidic chyme from the stomach enters the duodenum, it triggers the release of secretin, a hormone that prompts pancreatic juice secretion. After a fatty meal, cholecystokinin, another hormone, stimulates gallbladder contraction and enhances enzyme-rich...
3.5K
01:29Chronic Pancreatitis II: Collaborative Care
467
The management of chronic pancreatitis is multifaceted, involving a comprehensive approach that includes thorough assessment, diagnostic testing, and a variety of management strategies.
Assessment:
Assessment:
467
01:26Gastric Phase of Digestion
4.2K
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...
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...
4.2K