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Representative pulmonary lesions from the four study cohorts. Green fluorescent lung tumor metastases from necropsies were detected by the Illumatool Bright Light System (LT-9500) using a 470 nm/40 nm excitation filter (Lightools Research). Whole lung images were captured in the frame of view at the same focal plane in the presence of 480-nm excitation and > 490-nm filtered emission.
