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. Author manuscript; available in PMC: 2010 Oct 26.
Published in final edited form as: Biomaterials. 2007 Apr 5;28(21):3217–3227. doi: 10.1016/j.biomaterials.2007.03.030

Table 1.

Experimental groups of hydrogel composites.

Study 1: Effect of Formulation of Hydrogel Composites on MSC Differentiation
Formulation OPF PEG-DA Microparticles TGF-β1 MSCs
OPF 0.1 g 0.05 g - - 10 million cells/ml
OPF + UP 0.1 g 0.05 g 0.0219 g - 10 million cells/ml
OPF + LP 0.1 g 0.05 g 0.0219 g 10 ng/ml 10 million cells/ml
Study 2: Effect of MSC Seeding Density of Hydrogel Composites on MSC Differentiation
Seeding density OPF PEG-DA Microparticles TGF-β1 MSCs
Low cell density 0.1 g 0.05 g 0.0219 g 10 ng/ml 10 million cells/ml
High cell density 0.1 g 0.05 g 0.0219 g 10 ng/ml 20 million cells/ml
Study 3: Effect of TGF-β1 concentration of Hydrogel Composites on MSC Differentiation
Concentration OPF PEG-DA Microparticles TGF-β1 MSCs
Low dose 0.1 g 0.05 g 0.0219 g 3.6 ng/ml 10 million cells/ml
Middle dose 0.1 g 0.05 g 0.0219 g 10 ng/ml 10 million cells/ml
High dose 0.1 g 0.05 g 0.0219 g 16 ng/ml 10 million cells/ml