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Higher magnifications of previous images demonstrated the specific staining of the cells. In particular, on the tension side is shown collagen type I at 1 day (A), fibronectin at 21 days (B), collagen type IV at 1 day (C), and VEGF at 30 days (D); on the pressure side is shown collagen type I at 21 days (E), fibronectin at 1 day (F), collagen type IV at 1 day (G), and VEGF at 14 days (H). The same condition was observed for other stages of treatment (data not shown).
