Malakooty poor, Elham, Mohamadreza Baghaban Eslaminejad, Fatemeh Bagheri, Esmail Mollarazi, and Nematollah Gheibi. 2013. “Effect of Chitosan Grafted Polyethylenimine Nanoparticles As a Gene Carrier on Mesenchymal Stem Cells Viability”. Archives of Advances in Biosciences 4 (2). https://doi.org/10.22037/jps.v4i2.4400.