Green and Red Fluorescence Channels (image) Cell Press Caption These are combined images from the green and red fluorescence channels of self-seeding (D) and reseeding (E) cells with a 48-fold and 77-fold, respectively, increase of red fluorescence compared to a green primary tumor or existing metastasis; visible vessels indicated by white dotted lines. Credit Chemistry & Biology, Nedosekin et al. Usage Restrictions Credit Required Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.