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. Author manuscript; available in PMC: 2011 Dec 1.
Published in final edited form as: Biomaterials. 2010 Aug 24;31(34):8911–8920. doi: 10.1016/j.biomaterials.2010.07.110

Table 2.

Global effect of experimental factors on quantitative gene expression results

Factor Comparison Aggrecan Collagen Type II Collagen Type I
−TGF-β1 vs. +TGF-β1 p < 0.05 p < 0.05 p < 0.05
PCL vs. PCL/ECM NS NS p < 0.05
Day 0 vs. Day 9 p < 0.05 NS p < 0.05
Day 0 vs. Day 15 p < 0.05 p < 0.05 p < 0.05
Day 0 vs. Day 21 p < 0.05 p < 0.05 p < 0.05
Day 9 vs. Day 15 NS p < 0.05 p < 0.05
Day 9 vs. Day 21 p < 0.05 p < 0.05 p < 0.05
Day 15 vs. Day 21 p < 0.05 p < 0.05 NS

Significance levels were determined using a three-factor ANOVA and the Tukey procedure. Not significant is abbreviated as NS.