Fig. 1From: Notch2 signal is required for the maintenance of canine hemangiosarcoma cancer stem cell-like cellsa Expression levels of undifferentiated endothelial cell-related genes in HSA cell lines cultured in normal or in SF conditions. Gene expression levels of each cell line in normal condition were set to 1. b The numbers of colonies of each cell line and condition. *p < 0.01. Student’s t test. All samples were analyzed in triplicates and the scores are presented as means ± SDBack to article page