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Selective bowel decontamination does not alter hepatic regeneration in rats
E L MacIntosh1, T Gauthier, G K Harding
1Department of Medicine, University of Manitoba, Winnipeg, Canada.
Gastroenterology
|April 1, 1992
Summary
Norfloxacin-induced selective bowel decontamination did not impact liver regeneration in rats after partial hepatectomy. This study investigated the effects of gut flora changes on hepatic regenerative activity.
Area of Science:
- Hepatology
- Gastroenterology
- Microbiology
Background:
- Selective bowel decontamination is used to prevent infections.
- Norfloxacin alters gut microbiota composition.
- Liver regeneration is a complex process crucial for recovery after injury.
Purpose of the Study:
- To investigate the impact of norfloxacin-induced gut flora changes on hepatic regenerative activity.
- To determine if selective bowel decontamination affects the liver's ability to regenerate.
Main Methods:
- Adult rats received norfloxacin or vehicle for 10 days prior to 70% partial hepatectomy.
- Hepatic regeneration was assessed 24 hours post-surgery.
- Measurements included liver mass restitution, [3H]thymidine incorporation, and ornithine decarboxylase activity.
Main Results:
- Norfloxacin treatment did not alter liver mass restitution.
- Hepatic [3H]thymidine incorporation remained unchanged.
- Ornithine decarboxylase activity in the liver was not affected by norfloxacin.
Conclusions:
- Selective bowel decontamination with norfloxacin does not impair hepatic regenerative activity in rats.
- Gut flora alterations induced by norfloxacin do not influence the early stages of liver regeneration post-hepatectomy.
