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. 2005 Oct 25;93(10):1137–1143. doi: 10.1038/sj.bjc.6602840

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Copyright © 2005 Cancer Research UK

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Photographic image of PpIX-stimulated red fluorescence in a metastatic tumour derived from a PyVT strain female (15 weeks) 1 h following 200 mg kg⁻¹ ALA administration. (A) Brightfield image of isolated bronchial tree. (B) Red fluorescence detection of a metastatic tumour in the lung (arrow). (C) Representative H&E stained histological section of a tumour metastases from PyVT strain females (4 ×).