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Inflammatory bowel disease, commonly known as IBD, refers to a collection of disorders that lead to persistent inflammation of the gastrointestinal tract. The two types of IBD are ulcerative colitis, which impacts the colon, and Crohn's disease, which can involve any part of the gastrointestinal segment.
Crohn's disease
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Upon diagnosis, managing Inflammatory Bowel Disease (IBD) involves addressing several crucial aspects. The primary goals include resting the bowel, correcting malnutrition, and providing symptomatic relief. Resting the bowel may consist of medications to reduce inflammation and promote healing. Correcting malnutrition is essential, often requiring dietary adjustments and nutritional supplements. Symptomatic relief aims to ease pain, diarrhea, and other discomforts in IBD.
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Chronic bowel diseases are a group of long-term conditions affecting the digestive tract, characterized by inflammation and damage to the gut lining. These conditions primarily include irritable bowel syndrome and inflammatory bowel disease.
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Gut Serpinome: Emerging Evidence in IBD.

Héla Mkaouar1, Vincent Mariaule1, Soufien Rhimi1

  • 1Microbiota Interaction with Human and Animal Team (MIHA), Micalis Institute, AgroParisTech, Université Paris-Saclay, INRAE, 78350 Jouy-en-Josas, France.

International Journal of Molecular Sciences
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Summary

Gut microbiota serine proteases and their inhibitors (serpins) are implicated in inflammatory bowel diseases (IBD). Understanding the gut serpinome offers potential new therapeutic strategies for IBD.

Keywords:
gut microbiotagut serpinomeholobiontinflammatory bowel diseasesproteases

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Area of Science:

  • Microbiology
  • Gastroenterology
  • Immunology

Background:

  • Inflammatory bowel diseases (IBD) are chronic conditions with increasing global impact.
  • While host genetics and immunity are studied in IBD, the role of gut microbiota dysbiosis is gaining attention.
  • The molecular mechanisms of gut microbiota-host interactions in IBD remain unclear.

Purpose of the Study:

  • To analyze the role of serine proteases in IBD.
  • To investigate the poorly understood serine protease inhibitors (serpins) from the gut microbiota (gut serpinome).
  • To explore the therapeutic potential of the gut serpinome in IBD.

Main Methods:

  • Literature review focusing on serine proteases in IBD.
  • Analysis of existing data on host-encoded serpins.
  • Exploration of the gut serpinome and its implications.

Main Results:

  • Increased serine protease activity is observed in IBD patients.
  • Host-encoded serpins are well-characterized, but microbial serpins are understudied.
  • The gut serpinome represents a potential therapeutic target for IBD.

Conclusions:

  • Serine proteases play a role in IBD pathogenesis.
  • The gut serpinome is a promising area for developing novel IBD therapies.
  • Further research into microbial serpins is warranted for IBD treatment strategies.