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Related Experiment Videos

Pectin improves colonic function in rat short bowel syndrome

J A Roth1, W L Frankel, W Zhang

  • 1Harrison Department of Surgical Research, University of Pennsylvania, Philadelphia 19104.

The Journal of Surgical Research
|February 1, 1995
PubMed
Summary

Citrus pectin supplementation in liquid diets reduced weight loss and improved stool consistency in rats after intestinal resection. Pectin enhanced colonic water absorption, aiding recovery from short bowel syndrome.

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Area of Science:

  • Gastroenterology
  • Nutritional Science
  • Surgical Research

Background:

  • Short bowel syndrome (SBS) presents with malabsorption, diarrhea, and weight loss.
  • Pectin, a fermentable fiber, is known to improve bowel function and reduce diarrhea.
  • The study investigates pectin's effects on intestinal adaptation post-resection.

Purpose of the Study:

  • To assess the impact of citrus pectin addition to enteral liquid diets on jejunal and colonic structure and function in rats following massive intestinal resection.
  • To evaluate pectin's influence on body weight, stool characteristics, mucosal morphology, and absorptive capacity.

Main Methods:

  • Twenty-one rats underwent massive intestinal resection or transection and anastomosis.
  • Animals received either a liquid diet (LD) or LD supplemented with 2% citrus pectin for 7 days.

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  • Measurements included body weight, stool solidity, mucosal morphology (JVH, CCD), SCFA, and in vivo glucose and water absorption.

    • Main Results:

    • Intestinal resection led to decreased body weight, stool solidity, and colonic SCFA, with altered mucosal structure and increased absorptive function.
    • Pectin supplementation significantly reduced weight loss and improved stool solidity.
    • Pectin also enhanced colonic water absorption (P=0.05) without significantly altering mucosal structure.

    Conclusions:

    • Citrus pectin improves colonic absorptive function following massive bowel resection in rats.
    • Pectin may be a beneficial dietary component for managing SBS symptoms related to malabsorption and diarrhea.
    • Further research could explore pectin's role in human SBS management.