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Mechanical properties of engineered cartilage constructs as a function of culture time. Equilibrium Young’s modulus of samples increased with culture time in both growth factor conditions (p<0.001). By Day 42, the TGF-β1/IGF-I cultures showed a significant increase compared to TGF-β1 cultures of Day 42 (p<0.05). Values are mean ± SD (n=4).
