The Anti-Inflammatory and Antibacterial Basis of Human Omental Defense: Selective Expression of Cytokines and Antimicrobial Peptides
2011

The Role of Human Omentum in Wound Healing

Sample size: 6 publication Evidence: high

Author Information

Author(s): Chandra Abhijit, Srivastava Ritesh Kumar, Kashyap Mahendra Pratap, Kumar Raj, Srivastava Rajeshwar Nath, Pant Aditya Bhushan

Primary Institution: Indian Institute of Toxicology Research, Lucknow, India

Hypothesis

The omentum tissue promotes wound healing via modulation of anti-inflammatory pathways.

Conclusion

The study provides new insights on the molecular and cellular mechanisms of healing and defense by the omentum.

Supporting Evidence

  • The study shows significant higher levels of expression of several specific cytokines and antibacterial peptides in the omentum tissues compared to oral sub-mucosal tissues.
  • Adipocytes derived from human omentum tissues exhibited pronounced alterations in cytokine expression when exposed to LPS.
  • This is the first report providing evidence of expressional changes in pro- and anti-inflammatory cytokines and antibacterial peptides in normal human omentum tissue.

Takeaway

The omentum helps heal wounds by producing special proteins that fight inflammation and bacteria.

Methodology

Six human omentum tissues were obtained during diagnostic laparoscopies, and cultured adipocytes were exposed to lipopolysaccharide (LPS) to assess cytokine and antimicrobial peptide expression.

Limitations

The study was limited to non-obese, disease-free individuals, which may not represent all populations.

Participant Demographics

Participants were male, non-obese, and free from malignancy or systemic disorders, with a mean age of 48.4 years.

Statistical Information

P-Value

p≤0.01

Statistical Significance

p≤0.01

Digital Object Identifier (DOI)

10.1371/journal.pone.0020446

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