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Table 2 Loss of tumorigenicity of Li-7 cells according to passage times

From: Identification of a unique hepatocellular carcinoma line, Li-7, with CD13(+) cancer stem cells hierarchy and population change upon its differentiation during culture and effects of sorafenib

Culture period

Tumorigenicity

1 week (containing CD13+/CD166-)

4/4

4 weeks (CD13-/CD166- and CD13-/CD166+)

1/4

8 weeks (only CD13-/CD166+)

0/4*

  1. *p = 0.01.