Hepatogenic engineering from human bone marrow mesenchymal stem cells in porous polylactic glycolic acid scaffolds under perfusion culture,Journal of Tissue Engineering and Regenerative MedicineVolume 5, Issue 4, April 20119 I# Y9 H; c9 Z4 c9 H# n4 j
http://onlinelibrary.wiley.com/doi/10.1002/term.393/abstract