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Related Experiment Video

Updated: Apr 15, 2026

Procedure for Lung Engineering
12:50

Procedure for Lung Engineering

Published on: March 8, 2011

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Using nature's platform to engineer bio-artificial lungs.

Sarah E Gilpin1, Harald C Ott

  • 11 Division of Thoracic Surgery, Department of Surgery, Massachusetts General Hospital;

Annals of the American Thoracic Society
|April 2, 2015
PubMed
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Lung extracellular matrix scaffolds offer a promising foundation for tissue engineering. Further research is needed to optimize cell integration and maturation for clinical lung regeneration.

Area of Science:

  • Biomaterials Science
  • Regenerative Medicine
  • Tissue Engineering

Background:

  • Native lung extracellular matrix (ECM) can be isolated from cadaveric organs using perfusion decellularization, serving as a scaffold for lung engineering.
  • Proof-of-principle studies in rodent models show feasibility of whole organ recellularization and culture, highlighting challenges in scaling to human-relevant tissues.

Purpose of the Study:

  • To investigate the potential of decellularized lung ECM as a scaffold for lung tissue engineering.
  • To identify challenges and requirements for successful clinical translation of lung regenerative strategies.

Main Methods:

  • Isolation of lung ECM scaffolds from cadaveric organs via perfusion decellularization.
  • Development of standardized protocols for generating porcine and human-scale lung scaffolds.
Keywords:
decellularizationlung bioengineeringregeneration

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  • Exploration of cell sourcing (primary and stem cell-derived) and delivery techniques for scaffold recellularization.

    • Main Results:

    • Standardized protocols for generating lung scaffolds of various scales have been reported.
    • Understanding of remaining ECM components and their properties remains incomplete.
    • Feasibility of whole organ recellularization demonstrated in rodent models.

    Conclusions:

    • Decellularized lung ECM is a viable scaffold material for lung engineering.
    • Effective recellularization requires optimized cell sources and delivery methods.
    • Controlled in vitro recapitulation of lung development and repair is crucial for maturing engineered grafts for implantation.