Activation of the ERK1/2 Signaling Pathway during the Osteogenic Differentiation of Mesenchymal Stem Cells Cultured on Substrates Modified with Various Chemical Groups

Figure 5

Real-time PCR analysis of the expression of osteogenesis-related genes in BMSCs cultured on the –NH₂- and –CH₃-modified substrates. (a) Integrin β1, (b) integrin α5, (c) integrin α 𝑉. ^☆𝑃<0.05 versus the respective –CH₃-modified substrate.

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(b)

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