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Table 1 Results of all intraportal injections with different cell counts of the colon carcinoma cell lines HT-29 and SW-620.

From: The intraportal injection model: A practical animal model for hepatic metastases and tumor cell dissemination in human colon cancer

Number of cells Cell line Total number of mice Procedure related mortality (%) Total number of mice after injection Number of mice with liver metastases (%) Number of mice with cytokeratin positivity in bone marrow (%)
1 × 105 HT – 29 10 0% 10 60% (6/10) 50% (3/6)
  SW – 620 10 10% 9 56% (5/9) 40% (2/5)
1 × 106 HT – 29 10 10% 9 89% (8/9) 63% (5/8)
  SW – 620 10 0% 10 70% (7/10) 57% (4/7)
5 × 106 HT – 29 10 30% 7 100% (7/7) 86% (6/7)
  SW – 620 10 40% 6 100% (6/6) 67% (4/6)