Pittsburgh Heart Lung and Blood Vascular Medicine Institute University of Pittsburgh School of Medicine;
Division of Hematology/Oncology Department of Medicine University of Pittsburgh School of Medicine;
Department of Bioengineering University of PittsburghDivision of Pulmonary Allergy and Critical Care Medicine Department of Medicine University of Pittsburgh School of MedicineDepartment of Chemical and Biomedical Engineering West Virginia University;
intravital imaging; lung imaging; lung slices; two-photon microscopy;