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Figure 2. Results of cecal, splenic, and subcutaneous injections of HT-29 human colon cancer cells. A, B: Serosal and mucosal images of normal cecum 15 weeks after injecting HT-29 cells; C: numerous liver metastases 4 weeks after splenic injection; D: representative xenografts harvested from mouse flanks 4 weeks after subcutaneous flank injection
