The specific IMI tracer used in this study was OTL38, a folate receptor-targeted fluorophore with signal in the near-infrared spectrum. We have also found it to be effective in highlighting pulmonary squamous cell carcinomas, small cell lung cancer, and granulomas via labeling of tumor-associated macrophages which express folate receptor beta 21 , General Interest. The mean distance of the tumours from the pleural surface was 0. Privacy policy.
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