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Related Concept Videos

Chronic Pancreatitis I: Introduction01:24

Chronic Pancreatitis I: Introduction

643
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...
643
Chronic Pancreatitis II: Collaborative Care01:29

Chronic Pancreatitis II: Collaborative Care

282
The management of chronic pancreatitis is multifaceted, involving a comprehensive approach that includes thorough assessment, diagnostic testing, and a variety of management strategies.
Assessment:
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Related Experiment Video

Updated: Jan 6, 2026

An Obstructive Chronic Pancreatitis Model Established Through Electrocoagulation
06:28

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Published on: October 31, 2025

284

An Obstructive Chronic Pancreatitis Model Established Through Electrocoagulation.

Zhenghui Yang1, Wanshun Li2, Jiayu Li2

  • 1Department of Gastroenterology, Changhai Hospital, Naval Medical University; National Key Laboratory of Immunity and Inflammation, Naval Medical University.

Journal of Visualized Experiments : Jove
|November 17, 2025
PubMed
Summary
This summary is machine-generated.

Researchers developed a novel animal model for chronic pancreatitis (CP) in mice. This new model accurately mimics human CP pathology and serum changes, aiding future research into this severe pancreatic condition.

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Area of Science:

  • Gastroenterology
  • Pancreatology
  • Animal Modeling

Background:

  • Chronic pancreatitis (CP) is a debilitating inflammatory disease with significant impact on patient quality of life.
  • Existing animal models have limitations in fully recapitulating human CP.
  • There is a critical need for improved models to study CP pathogenesis and treatment.

Purpose of the Study:

  • To develop and validate a new, reliable animal model for chronic pancreatitis.
  • To overcome the limitations of current experimental models for CP research.
  • To provide a platform for investigating therapeutic strategies for CP.

Main Methods:

  • A novel surgical electrocoagulation technique was employed on 8-week-old C57BL/6 male mice.
  • The common bile duct was clamped, and methylene blue was injected to visualize the pancreatic duct.
  • Electrocoagulation was performed on the pancreatic duct, followed by histological and biochemical analyses at multiple time points.

Main Results:

  • Histopathological examination (HE and Masson staining) at 14 days post-surgery revealed characteristics consistent with chronic pancreatitis.
  • Biochemical analysis of blood serum corroborated the pathological findings, showing significant changes.
  • The developed model demonstrated reliable induction of CP-like changes in mice.

Conclusions:

  • The new mouse model effectively replicates key pathological and biochemical features of human chronic pancreatitis.
  • This model offers a valuable tool for advancing research into the mechanisms and treatment of CP.
  • Further studies utilizing this model are warranted to explore therapeutic interventions.