State University of New York Downstate Medical Center 1 article published in JoVE Bioengineering Imaging-Guided Bioreactor for Generating Bioengineered Airway Tissue Seyed Mohammad Mir1, Jiawen Chen1, Meghan R. Pinezich1, John D. O’Neill3, Brandon A. Guenthart4, Gordana Vunjak-Novakovic2, Jinho Kim1 1Department of Biomedical Engineering, Stevens Institute of Technology, 2Department of Biomedical Engineering, Columbia University, 3Department of Cell Biology, State University of New York Downstate Medical Center, 4Department of Cardiothoracic Surgery, Stanford University The protocol describes an imaging-enabled bioreactor that allows the selective removal of the endogenous epithelium from the rat trachea and homogenous distribution of exogenous cells on the lumen surface, followed by long-term in vitro culture of the cell-tissue construct.