Research Article
Mechanical Stress-Induced IGF-1 Facilitates col-I and col-III Synthesis via the IGF-1R/AKT/mTORC1 Signaling Pathway
Figure 2
Morphology of LFCs with or without mechanical stress. LFCs were cultured without mechanical stress (a). LFCs were subjected to cycles of relaxation for 10 s and 20% elongation for 10 s (b). LFCs: ligamentum flavum cells. Scale μm.
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