Evaluation and Comparison of Treatment with Polymerised Collagen or Pirfenidone as Stand-Alone Therapy on the Production of Profibrotic Factors in Tracheal Stenosis and Tracheal Anastomosis Scarring After Resection

Int J Mol Sci · 2026 · PMC13299073

Europe PMC

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did not reach statistical significanceno p-value reported

In animals treated only with polymerised collagen or PFD, the increase was mild compared with stenotic rings; however, this did not reach statistical significance.

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