Figure 1From: The intraportal injection model: A practical animal model for hepatic metastases and tumor cell dissemination in human colon cancer Complete destruction of the liver parenchyma in a nude mouse on the 20 th day after intraportal injection of 5 × 10 6 cells of the colon carcinoma cell line HT-29. Magnification: 40×, HE staining.Back to article page