Proliferation of ChDPSCs. The proliferation rate of ChDPSC-1 and ChDPSC-2 was determined by the total cell number at every five passages until passage 15 while an equal number of cells were seeded and cultured for 96 hours before cell counting. Columns with an asterisk indicates no significant difference (P > 0.05).
Cheng et al. BMC Cell Biology 2008 9:20 doi:10.1186/1471-2121-9-20