Construction of human telomerase reverse transcriptase-immortalized rat bone marrow mesenchemal stem cell strains 
Liu Hui-ping, Zhong Xiao-long, Zhao Qing, Huang Wen-qi, An Ke
Chinese Journal of Tissue Engineering Research . 2015, (23): 3621 -3627 .  DOI: 10.3969/j.issn.2095-4344.2015.23.003